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Image Analysis > Applications > Dna Or Rna Pattern Reading > Tomography (e.g., Cat Scanner)

Tomography (e.g., Cat Scanner)

Tomography (e.g., Cat Scanner) patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

07/24/14 - 20140205166 - Image restoration system and method
A system and a method for improving the quality of ultrasound images. The system comprises a processor being configured to subdivide the ultrasound image, determine a deconvolution factor for the ultrasound image and apply the deconvolution factor to the subdivided ultrasound image, resulting in a restored image....

07/24/14 - 20140205167 - Method for interactive manual matching and real-time projection calculation in imaging
Methods and systems are proposed herein for performing manual matching of generated digitally reconstructed radiographs with acquired verification images efficiently without intensive processing and/or memory consumption or hardware requirements. According to one aspect of the claimed subject matter, a system is provided that includes a computing workstation, communicatively coupled to...

07/24/14 - 20140205168 - Image processing apparatus, ultrasonic imaging apparatus, and imaging processing method for the same
Disclosed herein is an image processing apparatus. The image processing apparatus collects volume data which relates to an object, generates volume-rendered image data from the collected volume data, acquires a projection image of the object at a position at which virtual illumination is emitted toward the object, based on the...

07/24/14 - 20140205169 - Ophthalmic analysis apparatus and ophthalmic analysis program
There is provided an ophthalmic analysis apparatus configured to acquire an analysis result of a tomographic image of a subject eye which is acquired by using optical coherence tomography (OCT), and to output the analysis result. The apparatus functions as a display control unit configured to control a display unit...

07/24/14 - 20140205170 - Fast iterative image reconstruction method for 3d computed tomography
This invention relates to a high resolution and low dosage tomographic imaging in three dimensions, and more particularly, to a fully analytical fast iterative statistical algorithm for image reconstruction from projections obtained in a spiral cone-beam x-ray scanner is described. The presented method allows to improve the resolution of the...

07/24/14 - 20140205171 - Method and system for correcting artifacts in image reconstruction
Methods and systems are provided for correcting artifacts in iterative reconstruction processes. In certain embodiments, weighting schemes may be applied such that less than all of the available scan or projection data is utilized in the iterative reconstruction. In this manner, inconsistencies in the data undergoing reconstruction may be reduced....

07/17/14 - 20140198964 - Follow up image acquisition planning and/or post processing
A method includes planning a follow up three dimensional image acquisition of tissue of interest of a patient based on first and second two dimensional surview projection images, wherein the first two dimensional surview projection image was used to plan a previously performed baseline three dimensional image acquisition of the...

07/17/14 - 20140198965 - Computer-aided detection of regions of interest in tomographic breast imagery
Disclosed are methods, and associated systems comprising processors, input devices and output devices, of detecting regions of interest in a tomographic breast image. The methods may comprise: acquiring tomographic breast image data; deriving a plurality of synthetic sub-volumes from the tomographic breast image data; wherein each subvolume is defined by...

07/10/14 - 20140193053 - System and method for automated initialization and registration of navigation system
A system and method for image registration includes tracking (508) a scanner probe in a position along a skin surface of a patient. Image planes corresponding to the position are acquired (510). A three-dimensional volume of a region of interest is reconstructed (512) from the image planes. A search of...

07/10/14 - 20140193054 - Apparatus and method for generating an attenuation correction map
The invention relates to an apparatus for generating an attenuation correction map. An image providing unit (5, 6) provides an image of an object comprising different element classes and a segmentation unit (11) applies a segmentation to the image for generating a segmented image comprising image regions corresponding to the...

07/10/14 - 20140193055 - Image reconstruction device and image reconstruction method
To provide an image reconstruction device capable of creating an image with image quality matching the operator's request when a cross-sectional image is reconstructed through a repeated calculation, the image reconstruction device which performs a repeated calculation on the basis of a difference between calculated projection data and measured projection...

07/10/14 - 20140193056 - Systems and methods for patient anatomical image volume data visualization using a portable processing device
A method for determining an internal anatomical image associated with a patient includes receiving, by a computer, an image of a portion of a patient surface. The computer identifies an anatomical location corresponding to the portion of the patient surface and an image orientation based on the acquired image. Next,...

07/10/14 - 20140193057 - Methods and systems for transforming luminal images
The invention provides methods and systems for correcting translational distortion in a medical image of a lumen of a biological structure. The method facilitates vessel visualization in intravascular images (e.g. IVUS, OCT) used to evaluate the cardiovascular health of a patient. Using the methods and systems described herein it is...

07/10/14 - 20140193058 - Method to estimate interfractional and intrafractional organ motion for adaptive external beam radiotherapy
A therapy system (10) includes one or more processors (98, 100). The processors (98, 100) are programmed to receive one or more of: (1) dosimetric data from dosimeters (26, 28, 202, 204, 206, 208, 210, 212) implanted within a patient and/or positioned on a vest (200); and (2) motion data...

07/03/14 - 20140185893 - Axially varying truncation completion for mr-based attenuation correction for pet/mr
An apparatus and method for a PET/MR system having a PET scanner and an MR scanner. A patient may be advanced through the system in sequential stations, with multiple transverse slices defined within at least one of the stations in which each slice is offset a distance Δz from the...

07/03/14 - 20140185894 - Complex reconstruction of q-space for simultaneous detection of coherent and incoherent motion
A magnetic resonance (MR) imaging method includes acquiring MR signals having phase and magnitude at q-space locations using a diffusion sensitizing pulse sequence performed on a tissue of interest, wherein the acquired signals each include a set of complex Fourier encodings representing a three-dimensional displacement distribution of the spins in...

07/03/14 - 20140185895 - Methods and systems for automated soft tissue segmentation, circumference estimation and plane guidance in fetal abdominal ultrasound images
A computer-implemented method for analyzing a fetal ultrasound image includes accessing a first statistical model calculated from training data representing shapes of conforming fetal abdominal tissue exemplars and accessing image data representing a scan plane in an ultrasound image. The method further includes identifying a region of interest including an...

07/03/14 - 20140185896 - Conditional likelihood material decomposition and methods of using the same
Embodiments of methods and apparatus are disclosed for obtaining a radiographic phase-contrast digital computed tomography imaging system and methods for same that can include obtaining a first and second plurality of 2D projection images over a range of scan angles, generating at least two statistically independent reconstructed images of an...

07/03/14 - 20140185897 - Computed tomography method, computer software, computing device and computed tomography system for determining a volumetric representation of a sample
A method of using computed tomography for determining a volumetric representation of a sample, involving a first reconstruction for reconstructing first reconstructed volume data of the sample from first x-ray projection data of the sample taken by an x-ray system, a second reconstruction for reconstructing second reconstructed volume data of...

07/03/14 - 20140185898 - Image generation method and apparatus
An image generation method includes classifying data according to a motion period of an object; generating respective sinograms from the classified data; updating an intermediate sinogram for an intermediate image using the sinograms; generating an updated intermediate image by performing a back projection on the updated intermediate sinogram; and generating...

07/03/14 - 20140185899 - System and method for acquiring optoacoustic data and producing parametric maps using interframe persistent artifact removal
The quality of a parametric map is improved based upon information contained in optoacoustic images. Frames are acquired by a multi-wavelength optoacoustic imaging system. A first sub-set including uncorrelated frames from a first wavelength is generated. A first interframe artifact estimate is generated. The first artifact estimate is applied to...

07/03/14 - 20140185900 - Apparatus and method for supporting acquisition of multi-parametric images
An apparatus and a method for supporting acquisition of a multi-parametric image are provided. An apparatus for supporting acquisition of a multi-parametric image includes: a disease selector configured to select a suspected disease of a patient based on patient information; and an image selector configured to determine a set of...

06/26/14 - 20140177933 - Method and apparatus for mapping image information of target object onto interface of the target object in magnetic resonance imaging
A method and an apparatus map image information of a target object onto an interface of the target object in magnetic resonance imaging (MRI). The method includes obtaining the image information of the target object in a predetermined direction from the outside of the target object to the inside of...

06/26/14 - 20140177934 - Image diagnosis device and control method thereof
An image diagnosis device comprising: a positioning image collection unit configured to collect a positioning image for an object; a weight distribution estimation unit configured to estimate a weight distribution of the object from the collected positioning image; a top board sagging amount estimation unit configured to estimate an amount...

06/19/14 - 20140169648 - Integration of intra-oral imagery and volumetric imagery
Shape data of a patient's crown and volumetric imagery of the patient's tooth are received. A determination is made of elements that represent one or more crowns in the shape data. A computational device is used to register the elements with corresponding voxels of the volumetric imagery. A tooth shape...

06/19/14 - 20140169649 - Ct image reconstruction with edge-maintaining filtering
A method is disclosed for reconstructing image data of an examination object from measurement data, wherein the measurement data were captured previously during a relative rotational movement between a radiation source of a computed tomography system and the examination object. Filtered measurement data are calculated from the measurement data. First...

06/19/14 - 20140169650 - Radiation tomographic image generating method, and radiation tomographic image generating program
An area of an extraneous substance (e.g. area of metal or the like) in images (pre-interpolation projection data in the embodiment) of the extraneous substance (e.g. high-density substance such as metal) extracted and separated by extraction separation in step S1 is interpolated by area interpolation in step S2. Therefore, artifacts...

06/19/14 - 20140169651 - Shape-extraction method and shape-extraction system
An unknown surface shape of a physical object can be extracted with good precision. Image data of a projective image that has been acquired by radiation projection to an object is acquired. Next, a predetermined mesh structure is used to acquire cross-sectional images of the subject from image data of...

06/19/14 - 20140169652 - Scan plan field of view adjustor, determiner, and/or quality assessor
A method includes using a pre-scan image to define a scan field of view for a region of interest of a patient to be scanned for at least one image acquisition of a series of image acquisitions of a scan plan, performing an image acquisition of the series based on...

06/12/14 - 20140161333 - Synthetic image generation by combining image of object under examination with image of target
Among other things, one or more techniques and/or systems for combining a three-dimensional image of a target with a three-dimensional image of an object that is under examination via radiation to generate a three-dimensional synthetic image are provided. Although the target is not actually comprised within the object under examination,...

06/12/14 - 20140161334 - Automatic spatial context based multi-object segmentation in 3d images
Methods and systems for automatic classification of images of internal structures of human and animal bodies. A method includes receiving a magnetic resonance (MR) image testing model and determining a testing volume of the testing model that includes areas of the testing model to be classified as bone or cartilage....

06/12/14 - 20140161335 - Method and apparatus for generating system response of scanner of imaging apparatus
A method and apparatus for generating a system response of a scanner of an imaging apparatus includes generating the system response based on a signal emitted from a point source located in a scanning space of the scanner, setting components that are factors affecting the system response, generating a component...

06/12/14 - 20140161336 - Dynamic adaptation of a degree of signal compression for mrt image processing
An apparatus and a method for generating an image from N reception signal data sets of signals received by a plurality of coils of a magnetic resonance tomography appliance from a region of a body to be examined using an image processing computer are provided. The apparatus includes a degree-of-compression...

06/12/14 - 20140161337 - Adaptive anatomical region prediction
Disclosed herein is a framework for facilitating adaptive anatomical region prediction. In accordance with one aspect, a set of exemplar images including annotated first landmarks is received. User definitions of first anatomical regions in the exemplar images are obtained. The framework may detect second landmarks in a subject image. It...

06/12/14 - 20140161338 - Image fusion with automated compensation for brain deformation
A system can include a model to represent a volumetric deformation of a brain corresponding to brain tissue that has been displaced by at least one of disease, surgery or anatomical changes. A fusion engine can perform a coarse and/or fine fusion to align a first image of the brain...

06/12/14 - 20140161339 - Radiotherapy information generation apparatus and radiotherapy information generation method
According to one embodiment, a radiotherapy information generation apparatus includes a region specific unit and a planning estimation unit. The region specific unit is configured to specify at least one area defined with respect to a tumor by analysis processing of diagnostic image data. The planning estimation unit is configured...

06/12/14 - 20140161340 - Iterative reconstruction
An improved iterative reconstruction method to reconstruct a first image includes generating an imaging beam, receiving said imaging beam on a detector array, generating projection data based on said imaging beams received by said detector array, providing said projection data to an image reconstructor, enlarging one of a plurality of...

06/05/14 - 20140153802 - Deformable tree matching with tangent-enhanced coherent point drift
Deformable, anatomical trees represented by scan data from different times are matched. Coherent point drift (CPD) solved using expectation maximization is enhanced with tangent or other curve information. By including point-curve information, another characteristic than GMM-based probabilities are included in the cost function for matching. The angle information provided by...

06/05/14 - 20140153803 - Image processing apparatus and image processing method
An image processing apparatus for reconstructing a tomographic image from a plurality of projection images acquires noise data for a plurality of projection images, respectively, acquires noise reconstruction data by executing reconstruction processing based on the acquired noise data, and reconstructs the tomographic image by executing the reconstruction processing based...

06/05/14 - 20140153804 - Method for evaluating image data records
In an embodiment of a method, a PET image data record, a functional magnetic resonance image data record and a morphological magnetic resonance image data record, the spatial resolution of which is better than that of the functional magnetic resonance image data record, of the target area are recorded with...

06/05/14 - 20140153805 - Method and hybrid imaging modality for producing a combination image
A method is disclosed for producing a combination image. In an embodiment, the method includes acquiring at least one PET image data set depicting a region of interest, in particular at least part of a lung; acquiring at least one perfusion image data set depicting the region of interest using...

06/05/14 - 20140153806 - Mr scan selection for pet attenuation correction
A method of attenuation correction for a positron emission tomography (PET) system includes obtaining PET scan data representative of a volume scanned by the PET system, obtaining a plurality of magnetic resonance (MR) scan data sets representative of the volume, each MR scan data set being acquired in a respective...

06/05/14 - 20140153807 - Apparatus and method for acquiring multi-parametric images in magnetic resonance imaging device
There are provided an apparatus and a method for acquiring multi-parametric images from an MRI device. In one general aspect, the apparatus for acquiring multi-parametric images includes an image analyzer configured to determine a significance level of each of a plurality of multi-parametric images relating to a disease, and to...

06/05/14 - 20140153808 - Cloud-based medical image processing system with tracking capability
A cloud server receives a request for accessing medical image data from a client device, where the cloud server provides image processing services to users in image processing steps, resulting in image views. User privileges of a user are determined for accessing the medical image data. In response to receiving...

06/05/14 - 20140153809 - Image generation apparatus
The invention relates to an image generation apparatus for generating an image of an object. An image providing unit (11, 16) provides a first image of the object and a second image of the object, wherein the first image has a smaller noise level than the second image. A display...

05/29/14 - 20140147025 - System and method for improving workflow efficiences in reading tomosynthesis medical image data
A system and a method are disclosed that forms a novel, synthetic, two-dimensional image of an anatomical region such as a breast. Two-dimensional regions of interest (ROIs) such as masses are extracted from three-dimensional medical image data, such as digital tomosynthesis reconstructed volumes. Using image processing technologies, the ROIs are...

05/29/14 - 20140147026 - Method and system for automatically determining a localizer in a scout image
A method and system for automatically determining a localizer in a scout image. The method comprises obtaining a 3D model best matched to an object to be scanned and projecting a localizer in the best matched 3D model onto a scout image of the object to be scanned to obtain...

05/29/14 - 20140147027 - Intra-operative image correction for image-guided interventions
An imaging correction system includes a tracked imaging probe (132) configured to generate imaging volumes of a region of interest from different positions. An image compensation module (115) is configured to process image signals from a medical imaging device associated with the probe and to compare one or more image...

05/29/14 - 20140147028 - Image-based method for measuring elasticity of biological tissues and system thereof
The present disclosure proposes an image-based method for measuring elasticity of biological tissues including following steps: obtaining N successive grayscale images of a testing biological tissue, where N is a positive integer; obtaining regions of interest (ROI) of the grayscale images; dividing the regions of interest into a grid of...

05/22/14 - 20140140598 - Systems and methods for 2d and 3d image integration and synchronization
System and methods for 2D and 3D image integration and synchronization are disclosed. An example method includes displaying a first two-dimensional image via a first image viewer on a first screen, wherein the first two-dimensional image is from a first set of images and displaying a three-dimensional image via a...

05/22/14 - 20140140599 - Ordered subsets with momentum for x-ray ct image reconstruction
Methods, systems, and non-transitory computer readable media for image reconstruction are presented. Measured data corresponding to a subject is received. A preliminary image update in a particular iteration is determined based on one or more image variables computed using at least a subset of the measured data in the particular...

05/22/14 - 20140140600 - Enhanced ultrasound image formation using qualified regions of overlapping transmit beams
A method and related system for improving resolution and frame rate of ultrasound images that includes specifying individual element transmit characteristics for each transmit beam in a set of transmit beams; determining various attributes of the transmit beams at field points in the field of view; using one or more...

05/22/14 - 20140140601 - Iterative image reconstruction
One or more techniques and/or apparatuses described herein provide for reconstructing image data of an object under examination from measured projection data indicative of the object. The measured projection data is converted into image data using an iterative image reconstruction approach. The iterative image reconstruction approach may comprise, among other...

05/22/14 - 20140140602 - Transmission image reconstruction and imaging using poissonian detector data
where f is a current test image used for minimizing the functional F(f). The image fmin represents the global minimum of F(f)....