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Image Analysis > Image Compression Or Coding > Pyramid, Hierarchy, Or Tree Structure Pyramid, Hierarchy, Or Tree StructurePyramid, Hierarchy, Or Tree Structure patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/15/07 - 20070263938 - Visual entropy gain for wavelet image coding Provided is a method and apparatus for coding a wavelet transformed image in consideration of the human visual system (HVS) in frequency and spatial domains. A visual weight is generated by calculating the product of a spatial domain weight, which is generated by using a local bandwidth normalized according to ... 10/25/07 - 20070248274 - Systems and methods using parameter selection in data compression and decompression Apparatus, systems and methods for using the selection of an appropriate parameter at decompression are disclosed. In particular, when adaptive block size discrete cosine transform compression is used to compress data, different combinations of sub-blocks can be generated. To decompress the different combinations of sub-blocks, the appropriate parameter is selected ... 10/11/07 - 20070237410 - Fast approximate wavelet tracking on streams The first fast solution to the problem of tracking wavelet representations of one-dimensional and multi-dimensional data streams based on a stream synopsis, the Group-Count Sketch (GCS) is provided. By imposing a hierarchical structure of groups over the data and applying the GCS, our algorithms can quickly recover the most important ... 10/04/07 - 20070230808 - Image processing apparatus, image processing method, medium storing program, and computer data signal An image processing apparatus includes a block setting unit that sets a block having a fixed size to inputted image data; a determining unit that determines whether or not at least a part of an image region included in the block set by the block setting unit is filled with ... 09/27/07 - 20070223826 - Fine grained scalability ordering for scalable video coding Methods, devices, and computer code products for encoding and decoding a video signal involving encoding blocks of the video signal by scan position within a coding cycle in decreasing order to increase the probability that the next symbol will be non-zero. Scalable video decoding techniques can include setting a state ... 08/30/07 - 20070201755 - Interpolation techniques in wavelet transform multimedia coding This disclosure describes frame interpolation techniques within a wavelet transform coding scheme. The frame interpolation may be used to generate one or more interpolated frames between two successive low frequency frames coded according to the wavelet transform coding scheme. Such interpolation may be useful to increase the frame rate of ... 08/30/07 - 20070201754 - System and method for performing wavelet-based texture feature extraction and classification A system and method are disclosed for performing wavelet-based local texture feature extraction and classification procedures. Image data is initially provided to include a query image and a series of test images. A feature detector calculates image parameters corresponding to the image data. The image parameters include mean absolute values, ... 08/16/07 - 20070189622 - Image data generation with reduced amount of processing An image data generator for generating data on a size reduced image of an original image. In one embodiment, the image data generator includes: an inverse wavelet transform unit to perform on inverse wavelet transform on wavelet coefficients; and a coefficient selecting unit to select, of wavelet coefficients in a ... 07/19/07 - 20070165959 - 2-dimensional signal encoding/decoding method and device An image is divided into subbands by wavelet transform using the Haar function as the base, and the lowest-frequency LL subband is entirely encoded. LH, HL, and HH subband coefficients which belong to the wavelet decomposition level of each hierarchy are then encoded such that coefficients at the same spatial ... 07/12/07 - 20070160304 - Enhancement of compressed images A method and apparatus for enhancing compressed images is described. In one embodiment, the method comprises characterizing quantization noise in reconstructed low pass coefficients generated in response to application of an inverse wavelet transform and removing the quantization noise from the reconstructed low pass coefficients constructed during decoding. ... 07/12/07 - 20070160303 - Geometrical image representation and compression A method and apparatus is disclosed herein for geometrical image representation and/or compression. In one embodiment, the method comprises creating a representation for image data that includes determining a geometric flow for image data and performing an image processing operation on data in the representation using the geometric flow. ... 07/12/07 - 20070160301 - Method and apparatus for spatial compression scheme The present invention provides a method for compressing the video stream with the spatial stratification, firstly, encoding said video stream after drop-sampling to obtain a base stream; then, decoding and rise-sampling said base stream to obtain a reconstructed stream; subtracting the reconstructed stream from said video stream to obtain a ... 07/12/07 - 20070160300 - Spatial scalable compression scheme with a dead zone An apparatus is disclosed for performing spatial scalable compression of video information captured in a plurality of frames including an encoder for encoding and outputting the captured video frames into a compressed data stream, comprising a base layer comprising an encoded bitstream having a relatively low resolution, a high resolution ... 07/12/07 - 20070160299 - Moving image coding apparatus, moving image decoding apparatus, control method therefor, computer program, and computer-readable storage medium This invention provides a technique of preventing errors from being gradually accumulated on the decoding side, while maintaining high scalability, even when a technique for transformation to subbands as a plurality of frequency components, like discrete wavelet transformation, is used for moving image coding. The image data of one input ... 05/24/07 - 20070116369 - Method and apparatus for compression using reversible wavelet transforms and an embedded codestream A compression and decompression system in which a reversible wavelet filter are used to generates coefficients from input data, such as image data. The reversible wavelet filter is an efficient transform implemented with integer arithmetic that has exact reconstruction. The present invention uses the reversible wavelet filter in a lossless ... 04/19/07 - 20070086666 - Compatible interlaced sdtv and progressive hdtv A method and an apparatus for efficiently performing spatial scalable compression of video information captured in a plurality of frames including an encoder for encoding and outputting the captured video frames into a compressed data stream is disclosed. A base encoder for encoding an interlaced bitstream having a relatively lower ... 04/05/07 - 20070076968 - Method, system and computer program product for entropy constrained color splitting for palette images with pixel-wise splitting A method, system and computer program product are provided for progressively encoding a digitized color image with M distinct colors allocated to a set of pixels using a data processing system, the digitized color image being provided by assigning each of the M distinct colors to at least one pixel ... 03/29/07 - 20070071339 - Method, system and computer program product for providing entropy constrained color splitting for palette images with color-wise splitting A method, system and computer program product for progressively encoding a digitized color image with M distinct colors allocated to a set of pixels using a data processing system, the digitized color image being provided by assigning each of the M distinct colors to an associated subset of pixels in ... 03/29/07 - 20070071338 - Method or apparatus for processing performance data from a communications network A method and apparatus is disclosed for processing performance data from a communications network in which the performance data is converted from a time-series format into a time-frequency format and one or more frequency components removed prior to the data being utilised to monitor the network. ... 03/29/07 - 20070071337 - Adaptive method and system for encoding digital images for the internet A system and method comprise defining a current rectangular region of the image bitmap, quantifying spectral characteristics of the current rectangular region, dividing the current rectangular region into four rectangular sub-regions in response to the spectral characteristics being greater than a predetermined threshold value, tagging the current rectangular sub-region as ... 03/22/07 - 20070065034 - Wavelet matching pursuits coding and decoding Embodiments related to coding and/or decoding data, including for example image data, using wavelet transform and matching pursuits are disclosed. ... 03/08/07 - 20070053599 - Compression encoder, compression encoding method and program A rate control unit performs data truncation on a code sequence having been sorted and bit shifted as shown in FIG. 10 so that a desired noise reduction effect is achieved. The data truncation occurs in sequence from the rightmost bit. For example, in FIG. 10, data is truncated from ... 03/08/07 - 20070053598 - Compression encoder, compression encoding method and program A rate control unit performs data truncation on a code sequence having been sorted and bit shifted as shown in FIG. 10 so that a desired noise reduction effect is achieved. The data truncation occurs in sequence from the rightmost bit. For example, in FIG. 10, data is truncated from ... 03/08/07 - 20070053597 - Reduced dimension wavelet matching pursuits coding and decoding Embodiments related to coding and/or decoding data, including for example image data, using wavelet transform and matching pursuits are disclosed. ... 03/01/07 - 20070047830 - Image processing apparatus, image processing method, and program An image processing apparatus includes a down-converter and an image converter converting first image data into higher quality second image data. The image converter includes a prediction tap extracting unit extracting, as prediction taps, a plurality of pixels used for predicting a subject pixel of the second image data from ... 02/15/07 - 20070036447 - Content distribution/reception device, content transmission/reception system, content distribution/reception method, and content distribution/reception program [Means for Solving Problems] A content distribution device (101) includes data output means (104) for outputting encoded data and transmission means (106 to 109) for transmitting encoded data which is outputted from the data output means (104) The data output means outputs encoded data obtained by hierarchical encoding as the ... 02/08/07 - 20070031052 - Morphological significance map coding using joint spatio-temporal prediction for 3-d overcomplete wavelet video coding framework A system and method is provided for digitally encoding video signals within an overcomplete wavelet video coder. A video coding algorithm unit locates significant wavelet coefficients in a first video frame and temporally predicts location information for significant wavelet coefficients in a second video frame using motion information. The video ... 01/25/07 - 20070019876 - Lossless image compression with tree coding of magnitude levels Data values, such as residual values based on a predictive value, are compressed based on a number of significant digits used to represent the data value that is termed a magnitude level. Data values are grouped, and a highest magnitude level of the magnitude levels associated with each of the ... 01/18/07 - 20070014480 - Method and apparatus for creating a multi-resolution framework for improving medical imaging workflow Method and apparatus for handling data comprises decomposing data into a plurality of resolution levels using an integer wavelet decomposition. A transform module may be used to perform forward and inverse transformations on multi-dimensional data using integer wavelet transforms. A data stream is compiled comprising the plurality of resolution levels ... 01/11/07 - 20070009165 - Modular, low cost, memory efficient, input resolution independent, frame-synchronous, video compression system using multi stage wavelet analysis and temporal signature analysis with a highly optimized hardware implementation The present invention provides a method of and apparatus for operating upon a sequence of video frames by splitting each frame into components, and each component into a plurality of columns. The columns are operated upon in a manner that reduced edge artifacts and compresses the columns by reducing precision ... 01/04/07 - 20070003152 - Multi-level image stack of filtered images A multi-level image data structure (called a multi-level image stack) containing a single image at each level and a method for generating the same. Images at each level contain the same number of pixels. The multi-level image stack defines a set of levels emanating from an original image having a ... 12/28/06 - 20060291735 - Extended haar transform A shared lossless Haar transform and an appended Haar transform are combined to form a lossless extended Haar transform in a pipeline architecture for providing fast lossless compressed data that is reversible. The extended Haar transform also provide intrinsic decorrelation for decorrelating corrected randomly generated numbers. ... 12/28/06 - 20060291734 - Shared haar wavelet transform A front-end shared Haar transform is particularly adapted for cascade connection to an appended transform for providing lossless transform of an input data set, the appended transforms selected from the group consisting of an appended discrete cosine type-II (DCT-II) transform for forming a lossless DCT-II transform, an appended discrete cosine ... 12/28/06 - 20060291733 - Digital image context compression A device (D) for compressing digital image data by wavelet transform, the device including a processor (PM) having i) a module (M1) for transforming image data into wavelet coefficients distributed in sub-bands, ii) a module (M2) for estimating for each coefficient, first and second sets of prediction parameters, associated respectively ... 12/21/06 - 20060285759 - Method and apparatus for encoding and decoding subband decompositions of signals An aspect of the present invention includes a method of encoding coefficients of a subband decomposition, to prepare the coefficients for compression. Another aspect of the present invention includes an inverse method of decoding coefficients of a subband decomposition, after they have been decompressed. Particular features and other aspects of ... 12/14/06 - 20060280372 - Multilayer-based video encoding method, decoding method, video encoder, and video decoder using smoothing prediction A method and apparatus for decreasing block artifacts in multilayer-based video coding are provided. A multilayer-based video encoding method includes calculating a difference between an inter prediction block for the block of a lower layer picture, which corresponds to an arbitrary block of a current picture, and the block of ... 12/07/06 - 20060274958 - Method and device for coding and decoding a sequence of images The invention relates to a method for coding N+1 images comprising a step of temporal analysis of these images generating a low-frequency image and N high-frequency images. It furthermore comprises the following steps: dividing each of the N+1 low-frequency and high-frequency images into N+1 parts; interleaving the N+1 low-frequency and ... 11/23/06 - 20060262985 - System and method for scalable encoding and decoding of multimedia data using multiple layers A method of processing multimedia data being associated with multiple layers is disclosed. The method may include determining a base layer residual and performing interlayer prediction to generate an enhancement layer residual if at least one of a number of non-zero coefficients of the base layer residual or a number ... 11/09/06 - 20060251331 - System and method for reconstructing a diagnostic trajectory A system and method for reconstructing a diagnostic trajectory. ... 10/26/06 - 20060239574 - Method of transmitting selected regions of interest of digital video data at selected resolutions A method of transmitting selected regions of interest of digital video data at selected resolutions, including: capturing digital video; compressing the digital video into a sequence of individual high resolution JPEG 2000 frames and simultaneously extracting from the compressed high resolution JPEG 2000 frames a lower resolution; storing the individual ... 10/12/06 - 20060228033 - Image transmission method, computer-readable image transmission program, recording medium, and image transmission apparatus An image transmission method comprises the steps of: receiving a request including request information having size information concerning an image and/or area information concerning the image; reconstructing small image areas by taking out code words constituting the small image areas based on the request information, the code words being independent ... 10/12/06 - 20060228032 - Fast lifting lossless wavelet transform The lifting transform reduces the number of lifting steps in lossless data compression while improving the overall rounding errors incurred in the real-to-integer conversion process at each of the lifting steps. The compression ratio increases when used for lossless image data compression. The lifting transform further saves memory space and ... 10/05/06 - 20060222256 - Device, method, and program for compressing image data An image data compression device for rapidly compressing the file to a desired capacity is provided. The image data compression device comprising a compression target capacity value storage device for storing compression target capacity value defined in advance; a compression processing information storage device for storing information in the compression ... 10/05/06 - 20060222255 - Image enhancement device An image enhancement device is obtained which is capable of extracting, as regions of interest, still objects or objects with smaller motion vectors, or regions located out of the central area of an image. An image processing module (22) applies memorized-color correction to image data, and then stores, in an ... 10/05/06 - 20060222254 - Method and apparatus for compression using reversible wavelet transforms and an embedded codestream A compression and decompression system in which a reversible wavelet filter are used to generates coefficients from input data, such as image data. The reversible wavelet filter is an efficient transform implemented with integer arithmetic that has exact reconstruction. The present invention uses the reversible wavelet filter in a lossless ... 10/05/06 - 20060222253 - Image processing apparatus, image processing method, image processing program and recording medium An image processing apparatus which creates and delivers an image file whose layer can be managed comprises a first image data acquisition unit which acquires first image data, a second image data acquisition unit which acquires second image data, receiving unit for receiving a delivery destination of the created image ... 09/21/06 - 20060210185 - Methods and systems for picture up-sampling Embodiments of the present invention comprise systems and methods for picture up-sampling using direct interpolation. Some embodiments of the present invention provide an up-sampling procedure designed for the Scalable Video Coding extension of H.264/MPEG-4 AVC. ... 09/14/06 - 20060204116 - Image coding device and method thereof and image decoding device and method thereof A predetermined area of input image data (100) is read and stored into a memory section (1). As soon as data is stored in the data read memory section (1), wavelet conversion filtering is performed on the image area, in the horizontal or vertical direction, by a wavelet conversion section ... 08/24/06 - 20060188167 - Encoding device and method, decoding device and method, program, and recording medium An encoding device for differential encoding/decoding a plurality of pieces of position information, represented in a rational number and arranged in the order of magnitude, comprises a position information rearranging unit (101). The position information rearranging unit rearranges the plurality of pieces of position information in accordance with a predetermined ... 07/27/06 - 20060165304 - Multilayer video encoding/decoding method using residual re-estimation and apparatus using the same A multilayer encoding/decoding method using residual re-estimation and an apparatus using the same are disclosed. The multilayer video encoding method includes (a) encoding a first residual image obtained by subtracting a predicted frame from an original frame, (b) decoding the encoded first residual image and generating a first restored frame ... 07/27/06 - 20060165303 - Video coding method and apparatus for efficiently predicting unsynchronized frame A multi-layered video encoding method is provided wherein motion estimation is performed by using one of two frames of a lower layer temporally closest to an unsynchronized frame of a current layer as a reference frame. A virtual base layer frame at the same temporal location as that of the ... 07/27/06 - 20060165302 - Method of multi-layer based scalable video encoding and decoding and apparatus for the same A method of multi-layer based scalable video encoding and decoding and an apparatus for the same are disclosed. The encoding method includes the steps of estimating motion between a base layer frame that is placed at a temporal location closest to a current frame of an enhancement layer, and a ... 07/27/06 - 20060165301 - Video coding method and apparatus for efficiently predicting unsynchronized frame A method of efficiently predicting a frame having no corresponding lower layer frame in video frames having a multi-layered structure, and a video coding apparatus using the prediction method is provided. In the video encoding method, motion estimation is performed by using a first frame of two frames of a ... 07/20/06 - 20060159359 - Fine granularity scalable video encoding and decoding method and apparatus capable of controlling deblocking Disclosed herein is a Fine Granularity Scalability (FGS)-based video encoding and decoding method and apparatus capable of controlling deblocking. In the video decoding method according to the present invention, original video data is received and a base layer is generated based on the original data. Next, the difference between the ... 07/13/06 - 20060153465 - In-band wavelet video coding with spatial scalability Exemplary improvements for in-band wavelet video coding with spatial scalability are described. In one implementation an encoder uses leaky prediction to balance a trade-off between reducing drifting errors at lower resolutions while maintaining coding performance at higher resolutions. In an alternative implementation, a trade-off technique defines two coding modes at ... 06/22/06 - 20060133680 - Method and apparatus for coding positions of coefficients A method and apparatus for coding positions of data such as coefficients are described. In one embodiment, the method comprises coding data in a vector of data based on indications of whether the data is zero or non-zero identified using a tree data structure and producing a bit stream based ... 06/08/06 - 20060120614 - Method for spatially scalable video coding A method for decomposing a digital image at resolution R and MR into a set of spatial sub-bands of resolution R and MR where MR>R and where the high-band at resolution MR is calculated by subtracting the filtered and up-sampled image at resolution R from the image at resolution MR ... 05/11/06 - 20060098884 - Method and apparatus for encoding and decoding image data A method of encoding image data, and an apparatus to perform the method, the method including repeating a process of dividing a block into sub-blocks based on an average value of pixels of the sub-blocks; creating map information of the sub-blocks; determining a mode for generating bit streams according to ... 04/27/06 - 20060088224 - Method for coding and decoding moving image Provided is a method of coding and decoding a moving image, which can optimize the coding rate and reduce the time required for decoding the first image frame during an operation of displaying the image. The coding method includes receiving an image, determining the number of frames in a GOP ... 04/06/06 - 20060072841 - Method and apparatus for high speed data compression and decompression A subband processing apparatus useful for wavelet conversion and compression-decompression operations includes a plurality of memories and a plurality of analytic filter banks. The plurality of memories store an input signal in a way such that the input signal is divided into a plurality of regional signals to correspond to ... 02/16/06 - 20060034532 - Parameter selection in data compression and decompression Apparatus and method for selecting an appropriate parameter at decompression are disclosed. In particular, when adaptive block size discrete cosine transform compression is used to compress data, different combinations of sub-blocks can be generated. To decompress the different combinations of sub-blocks, the appropriate parameter is selected based on block size ... 02/02/06 - 20060023963 - Compression and decompression system with reversible wavelets and lossy reconstruction A method and apparatus for encoding and decoding data that includes generating transformed signals in response to input data. In one embodiment, the transformed signals are generated using a reversible wavelet transform. The present invention also includes a method and apparatus for compressing the transform signals into data representing a ... 02/02/06 - 20060023962 - Method for encoding images according to object shapes A method for encoding images according to object shapes is provided. The method enables reduced usage of storage space when an image encoding system encodes a received image frame. The method uses a bottom-up and sequential approach for encoding coefficients. The coefficients in each subband are numbered using a tree ... 02/02/06 - 20060023961 - Methods and apparatus for testing a component A method for inspecting a component. The method includes generating a scan plan of a component to be inspected, coupling a side-mount probe to an eddy current inspection system, inducing an eddy current into the component, measuring the eddy current in the component to generate a plurality of scan data, ... 01/12/06 - 20060008166 - Apparatus and method for forming a coding unit An apparatus and a method for forming a data structure that improves error resilience when applied to the coding of hierarchical subband decomposed coefficients, e.g., wavelet transform coefficients. The texture unit is defined as comprising only those AC transform coefficients that are located in one or more slices in a ... 01/12/06 - 20060008165 - Method for image coding by rate-distortion adaptive zerotree-based residual vector quantization and system for effecting same Methods and systems for encoding, transmitting and decoding digital images by rate-distortion adaptive zerotree-based residual vector quantization are disclosed. A method of the invention includes receiving a digital image, transforming the digital image into the wavelet domain generating a pyramid hierarchy, losslessly encoding a top LL subband from the pyramid ... 01/12/06 - 20060008164 - System and method for image coding employing a hybrid directional prediction and wavelet lifting A system and method that provides an efficient scheme to code images and video by exploiting spatial correlations within an image by employing hybrid directional prediction and lifting wavelet techniques. ... 01/05/06 - 20060002613 - Method of data compression including compression of video data A data processing system includes a subband decomposition of a source signal by encoding of the significant pyramid-type subband representation. While encoding process, M-array is used for initialization of set of arrays Si (arrays of solution bits), which define the order of creating output data streams. Output data streams contain ... 12/29/05 - 20050286788 - Optimal filter-bank wavelet modulation A method for encoding, transmitting and receiving signals by adaptive wavelet packet trees is disclosed. In a first aspect a transmitter, accepts a binary data stream, assumed to be random. At the transmitter the data is parsed from a serial bit stream to several parallel streams. The number of bits ... 12/15/05 - 20050276494 - System and method for progressively transforming and coding digital data A system and method facilitating progressively transforming and coding digital pictures is provided. The present invention via employment of a multi-resolution lapped transform provides for progressive rendering as well as mitigation of blocking artifacts and ringing artifacts as compared to many conventional compression systems. The invention includes a color space ... 12/08/05 - 20050271290 - Lossless region of interest coding In a method and a device for transmission of S+P transform coded digitized images a mask is calculated by means of which a region of interest (ROI) can be transmitted lossless whereby the ROI can be transmitted and received lossless and still maintaining a good compression ratio for the image ... 12/08/05 - 20050271289 - Image region of interest encoding Methods and apparatus, including computer program products, for compression include decomposing an image into wavelet transform coefficients, applying a first quantizer to the wavelet transform coefficients, and applying a second quantizer to a set of wavelet transform coefficients representing a background of the image. The method can include rounding the ... 12/01/05 - 20050265617 - Block area wavelet transform picture encoding apparatus In wavelet transform encoding, high-quality encoding is to be realized by enabling picture quality control from one fractional area to another. An input picture 100 is read out in an amount corresponding to a number of lines required for wavelet transform and buffered in a memory unit 6. The input ... 12/01/05 - 20050265616 - Scalable predictive coding method and apparatus A scalable predictive coder in which the current frame of data is predicted at the enhancement-layer by processing and combining the reconstructed signal at: (i) the current base-layer (or lower layers) frame; and (ii) the previous enhancement-layer frame. The combining rule takes into account the compressed prediction error of the ... 11/24/05 - 20050259880 - Block area wavelet transform picture encoding apparatus In wavelet transform encoding, high-quality encoding is to be realized by enabling picture quality control from one fractional area to another. An input picture 100 is read out in an amount corresponding to a number of lines required for wavelet transform and buffered in a memory unit 6. The input ... 11/17/05 - 20050254718 - Web-oriented image database building/control method Enlarged image display by Jpeg is possible by a browser, compared to the Jpeg image processing. It is, however, difficult for the user to actually create an image of a scale desired by the user even if the image is visually large, since the scale is fixed. If such a ... 11/10/05 - 20050249425 - Variable support robust transform for multiple description coding A multi-level transform generates descriptions containing compressed data that represents source data using a description generation operation and variable support filters for compaction at each level. The initial level filters the source data and each subsequent level operates on data filtered by a prior level. The description assignment and filtering ... 11/03/05 - 20050244068 - Encoding method, decoding method, encoding device, and decoding device A encoding apparatus decomposes an original image into M (M is an integer and M>2) uniform subbands, and encodes the decomposed signals by using an embedded type entropy encoding method. A decoding apparatus receives the coded data encoded by the encoding apparatus, extracts N signals from the coded data from ... 09/29/05 - 20050213833 - Image processing device and method for displaying images on multiple display devices A decoding unit 150 decodes coded image data. A low resolution frame buffer 30 stores low resolution image data output from the decoding unit 150. A high resolution frame buffer 40 stores high resolution image data output from the decoding unit 150. A low resolution display circuit 32 acquires data ... 09/29/05 - 20050213832 - Method and apparatus for providing network based load balancing of medical image data A method and apparatus for providing network based load balancing of medical image data among two or more image archive systems is disclosed. A network element is employed to interface to a network carrying medical image data that may include tasks to be performed on the data. A network service ... 09/29/05 - 20050213831 - Method and system for encoding fractional bitplanes In a layered encoding system having at least one layer comprising a plurality of sub-layers (272, 274, 276), a method is disclosed herein for encoding a video image (200) composed of a plurality of pixel blocks containing at least one area determined to be significant (200, 215, 220) within a ... 09/22/05 - 20050207665 - Wavelet transformation apparatus A wavelet transformation apparatus including a unit that comprises a first adding device that adds a first input signal and a second input signal input by a predetermined order, a first multiplying device that multiplies an output of the first adding device with a coefficient; a second adding device that ... 09/22/05 - 20050207664 - Methods and apparatuses for compressing digital image data Methods and apparatuses for compressing digital image data are described herein. In one embodiment, a wavelet transform is performed on each pixel of a frame to generate multiple wavelet coefficients representing each pixel in a frequency domain. The wavelet coefficients of a sub-band of the frame are iteratively encoded into ... 09/15/05 - 20050201629 - Method and system for scalable binarization of video data A binarization procedure in scalable video coding, wherein a video sequence is encoded in a manner such that an encoded sequence characterized by a lower bit rate can be produced through selective removal of bits from the bitstream. The binarization procedure is used to form a plurality of enhancement layers, ... 09/08/05 - 20050196062 - Apparatus and method for encoding and decoding image containing gray alpha channel image An apparatus and a method for encoding and/or decoding an image containing a gray alpha channel image. The apparatus for encoding an image includes a block data reception unit receiving image data of a block currently being input to the apparatus and classifies the current block either as a foreground ... 09/08/05 - 20050196061 - Signal-transmitting system, data-transmitting apparatus and data-receiving apparatus In the data-transmitting apparatus, the image-comparing circuit compares, when a request for updating the image displayed is made, the image data item being input, with the image data item stored in the memories, which represents the preceding frame. The circuit therefore calculates the difference between the image data items compared. ... 09/08/05 - 20050196060 - Curved wavelet transform for image and video compression A curved wavelet transform and a related image/video compression system are disclosed. The curved wavelet transform (CWT) is carried out by applying one-dimensional (1-D) wavelet filters along curves, rather than along only horizontal and vertical directions. The image/video compression system includes a curve determination unit, a curved wavelet transform unit, ... 09/08/05 - 20050196059 - Image input apparatus and inspection apparatus An image input apparatus for inputting an image of an object and outputting the image as an electric signal, the image input apparatus comprises a stage which supports the object, a laser interferometer which measures a position of the stage, a light source which emits a pulse light, an illumination ... 09/08/05 - 20050196058 - Image encoder, image encoding method, image decoder, and image decoding method In an image encoder, a first quantization section which is selected when normal image quality is required performs quantization by dividing a wavelet transformation coefficient by a quantization step size and by thereafter rounding down a fraction thereof. On the other side, a second quantization section which is selected when ... 09/01/05 - 20050190980 - Lossy method for compressing images and video A recursive scheme is employed to compress image data, wherein areas of a pixel grid corresponding to the image data are divided into increasingly smaller triangles based on the level of detail contained within each triangle. Data is stored defining each of the triangles and actual/predicted component values corresponding to ... 09/01/05 - 20050190979 - Barbell lifting for multi-layer wavelet coding A method for coding video data includes scalably generating layers of wavelet coefficients based on a frame of video data, scalably generating motion vector data associated with the plurality of layers, and combining the motion vector data and the plurality of layers of wavelet coefficients into a coded video frame ... 09/01/05 - 20050190978 - Barbell lifting for wavelet coding A method for encoding motion-compensated video data includes generating, for a current frame, a high-pass wavelet coefficient based on a function of pixels in a temporally adjacent frame. The operations are repeated for multiple pixels in an array of pixels in the current frame to form an array of high-pass ... 08/25/05 - 20050185851 - 5,3 wavelet filter A 5,3 wavelet filter is disclosed. ... 08/25/05 - 20050185850 - Adaptive hybrid transform for signal analysis and synthesis Analysis and synthesis filter banks such as those used in audio and video coding systems are each implemented by a hybrid transform that comprises a primary transform in cascade with one or more secondary transforms. The primary transforms for the filter banks implement an analysis/synthesis system in which time-domain aliasing ... 08/11/05 - 20050175248 - Image decompression from transform coefficients An image decompressing system includes the processes of: a) determining a size of a decompressed image; b) determining a decomposition level to which decomposition-level-type inverse wavelet transform is performed; and c) decompressing given wavelet transform coefficients to the decomposition level determined by the step b), wherein the step b) determines ... 08/04/05 - 20050169549 - Method and apparatus for scalable video coding and decoding Provided are a method and apparatus for scalable video coding and decoding. The scalable video coding method performs video coding separately at each resolution, and coding results are incorporated into one resolution level for compression. The scalable video coding combines images with the respective images into a single one while ... 08/04/05 - 20050169548 - Data compression for colour images using wavelet transform The invention describes a wavelet compression method for colour converted image planes (Y, Cb and Cr), wherein a relatively low (e.g. zero) degree of compression is performed in areas of an original colour image having relatively higher importance, a relatively higher degree of compression in those areas indicated to be ... 07/14/05 - 20050152611 - Video/image coding method and system enabling region-of-interest A method and apparatus for compressing a video/image using a region-of-interest (ROI), which allows only a particular region to be emphasized within a single frame during wavelet-based scalable video/image coding. The method includes generating wavelet coefficients by performing wavelet transform on an input image, rearranging the wavelet coefficients in wavelet ... 07/07/05 - 20050147311 - Method, system and computer program for post-processing image data from an imaging modality In a method and system for post-processing at least image data acquired by an imaging modality in a post-processing procedure on an image processing station of an image processing system, the post-processing procedure is stored with all partial-procedures and/or sub-procedures upon an interruption before its regular ending with all current ... 06/30/05 - 20050141774 - Image compression utilizing discarding of bitplanes In compressions of digital images, image types are defined, each having a preassigned quantization step-size set. The digital image is decomposed to produce a plurality of subbands. Coefficients of the subbands are quantized according to the quantization step-size set of the base image type to provide quantized coefficients. Each subband ... 06/23/05 - 20050135689 - Bit-plane formatting including zero bit-plane detection A method and apparatus for accelerating the conversion and detecting image data in pixel format into bit-plane format and bit plane format to pixel format for JPEG2000 compression and decompression is disclosed. In one embodiment, a method for encoding coefficients comprises applying one or more wavelet transforms to generate multiple ... 06/23/05 - 20050135688 - Architecture and method for parallel embedded block coding The present invention provides a high-speed, memory efficient parallel coding technique for embedded block coding with optimized truncation (EBCOT) used in still image compression. Attributing to parallel processing method and structure, it processes a discrete wavelet transform (DWT) coefficient at a clock cycle without any state variable stored. Therefore, the ... 06/16/05 - 20050129323 - System and method for processing image data A method of transmitting a plurality of frames of image data over a communications channel from a display image source to a display device is disclosed, wherein the plurality of frames of image data are transferred on a frame-by-frame basis at a predetermined time interval. The method includes encoding at ... 06/16/05 - 20050129322 - Method and system for compressing, storing, and retrieving image data A method and system for compressing, storing, and retrieving image data includes precoding a number of images, recoding a selection of image data, and decoding the image data to form an image. The precoding step includes decomposing the image into a tiered decomposition and partitioning each tier into a number ... ### FreshPatents.com Support |