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| Number | Title | Issue Date |
| 7792381 | Apparatus for removing noise of video signal An apparatus for removing a noise of a video signal is disclosed, by which a noise level can be effectively estimated to enhance an image quality of the video signal, by which the noise can be removed in a manner of effectively estimating a noise level though motion... | 09/07/2010 |
| 7792382 | Method and apparatus for filtering, clustering, and region fitting by mean shift of images using kernel function values A path connecting a target sample of an arbitrary N-dimensional vector to a plurality of candidate samples in a sample set in an N-dimensional space having γ-dimensional positions and an η-dimensional feature quantity is set. On the path, the feature quantity is i... | 09/07/2010 |
| 7787702 | Multiprimary color subpixel rendering with metameric filtering Systems and methods of rendering image data to multiprimary displays that adjusts image data across metamers are herein disclosed. The metamer filtering may be based upon input image content and may optimize sub-pixel values to improve image rendering accuracy or pe... | 08/31/2010 |
| 7783124 | Method for reducing image noise A method for reducing image noise includes calculating a mean pixel-correlation between a central pixel and neighboring pixels within a working window in an image. The method also includes calculating a weighted horizontal similarity between the central pixel and ho... | 08/24/2010 |
| 7778479 | Modified Gabor filter for image processing In a Gabor filter, a modified Gabor mask function is generated from an original Gabor mask function. A convolution of an image is performed with the modified Gabor mask function to generate a filtered image. The modification of the original Gabor mask function to th... | 08/17/2010 |
| 7742651 | Method and apparatus for enhancing detail in an image The detail in an image can be enhanced by selective filtering to separate at least one part of the frequency spectrum of the image from a remaining part of the image. The amplitude of the separated part of the frequency spectrum of image is changed and the amplitude... | 06/22/2010 |
| 7742652 | Methods and systems for image noise processing Embodiments of the present invention comprise systems and methods for identifying and separating noise from an image. ... | 06/22/2010 |
| 7738724 | Image viewing system and method for generating filters for filtering image features according to their type Image processing system for generating a multidimensional adaptive oriented filter to be applied to the point intensities of a d-dimensional image, comprising analyzing means with means (5, fi) to estimate at each image point a probability measure (Fi) of the... | 06/15/2010 |
| 7720303 | Polynomial approximation based image filter methods, systems, and machine-readable media Polynomial approximation based image filter methods, systems, and machine-readable media are described. In one aspect, multiple n-order polynomial approximations to a value of a target pixel of an input image are computed from multiple respective sets of m values of... | 05/18/2010 |
| 7720304 | System and method for implementing graphics and video scaling algorithm using interpolation based on symmetrical polyphase filtering Certain embodiments of the invention may be found in a system and method for implementing graphics and a video scaling algorithm using interpolation based on symmetrical polyphase filtering. A video or graphics scaler may be utilized to scale luma, chroma, and/or al... | 05/18/2010 |
| 7715646 | Unified visual measurement of blur and noise distortions in digital images A system and method are provided for unified visual measurement of blur and noise distortions in digital image data, the system including a processor, an input adapter in signal communication with the processor for receiving digital image data, a visual discriminati... | 05/11/2010 |
| 7711203 | Impulsive noise removal using maximum and minimum neighborhood values A system and method for removing impulsive noise from a digital signal are disclosed. The system and method determines either a neighborhood maximum and/or a neighborhood minimum for a pixel of interest. The intensity of the pixel of interest is then compared to the... | 05/04/2010 |
| 7706624 | Apparatus and method for reducing noise in an image An image processor includes a Lee filter for processing image data to improve noise therefrom. The Lee filter includes a smoothing control signal. During filtering of the image data, the smoothing control signal is converted to a monochrome video signal that is prov... | 04/27/2010 |
| 7706625 | Trilateral filter for medical diagnostic imaging A sequence of medical images is filtered. The filtering adapts as a function of spatial closeness, similarity of display values, and temporal vicinity. The kernel weights are based on combined spatial and temporal considerations as well as similarity for trilateral ... | 04/27/2010 |
| 7702174 | Image processing apparatus and image processing method A data distribution system in which distribution data is generated by a distribution data generation portion, a second range is specified by a specifying portion, the second range is mapped to a first range by a mapping portion, and third image data is generated by ... | 04/20/2010 |
| 7702173 | Image processing method, image processing apparatus and image processing program An image processing method, for extracting a base component from image data including a detailed component and the base component, containing the steps of extracting the base component by application of an edge preserving filter to the image data; and correcting the... | 04/20/2010 |
| 7697780 | System and method for filtering image noise A method for filtering image noise includes the steps of: acquiring an image; converting gray-scale values of the image and sharpening the image; defining axes perpendicular to image borders and selecting intersecting points between the axes and the image border; cr... | 04/13/2010 |
| 7693343 | Motion-compensated inverse filtering with band-pass filters for motion blur reduction This invention relates to a method, a computer program, a computer program product, and a device for reducing motion blur of images of a video signal shown on a hold-type display (101), comprising estimating (1102) motion vectors of moving components i... | 04/06/2010 |
| 7689057 | Method of bandlimiting data for computer graphics Function spaces defined by scaling functions are used to generate bandlimited noise octaves and other attribute data sets. Scaling functions are basis functions that admit multiresolution analysis and include piecewise constant scaling functions, piecewise polynomia... | 03/30/2010 |
| 7689058 | Conversion of a sub-pixel format data to another sub-pixel data format A method of producing a plurality of filter kernels comprised of filter coefficients for use in a sub-pixel rendering operation comprises calculating a plurality of filter coefficients for each filter kernel by dividing a spatial area of an input image that is overl... | 03/30/2010 |
| 7689056 | Frame multi-resolution analysis in any number of dimensions A non-separable multiresolution structure based on frames by radial scaling functions is disclosed, which are minimally supported in the frequency. Resulting frame multiwavelets are also disclosed which can be isotropic. The construction can be carried out in any nu... | 03/30/2010 |
| 7668390 | Systems and methods for image enhancement in multiple dimensions A multi-dimensional data enhancement system uses large kernel filtering, decimation, and interpolation, in multi-dimensions to enhance the multi-dimensional data in real-time. The multi-dimensional data enhancement system is capable of performing large kernel proces... | 02/23/2010 |
| 7668391 | Image signal processor and image signal processing method The disclosed is to provide an image signal processor and its method in which the enhancement of resolution and the effective reduction of noise are compatible. The image signal processor is provided with an edge character detector that detects a character of an edg... | 02/23/2010 |
| 7664336 | Video noise reduction A video clip is processed by selecting a plurality of video frames of the video clip. A plurality of the pixels of the selected video frames are modified to form modified video frames. The modification to each of the plurality of the pixels is based on the intensity... | 02/16/2010 |
| 7657112 | Method, apparatus, and program for image processing Generation of ringing components during extraction of striped blue components from an image is suppressed, in an image processing apparatus for removing striped blur components from the image. A preprocess is executed on an image data set, which is obtained by detec... | 02/02/2010 |
| 7657114 | Data processing apparatus, data processing method, and program A data processing apparatus for processing image data includes a variance information calculator configured to calculate variance information indicating the degree of variance of pixel values for each of a plurality of pixels constituting the image data; a smoothing... | 02/02/2010 |
| 7657113 | Auto-regressive method and filter for denoising images and videos A method and apparatus for denoising digital images or videos, which is an extension of the spatial varying filter (SVF) by using a past filtered pixel, instead of the current pixel itself as the input for producing an output for the current pixel. Based on this con... | 02/02/2010 |
| 7650042 | Sign coring for contour reduction A method for contour reduction in a digital picture is disclosed. The method generally includes the steps of (A) buffering a plurality of luma samples in a current line of the digital picture, each of the luma samples having a respective input value, (B) calculating... | 01/19/2010 |
| 7643696 | Image processing method and program for restricting granular noise and module for implementing the method An image processing module restricts granular noise present in photographic image data obtained by digitization of an image by utilizing a weighted average filtering operation. The module comprises a target pixel setting section, a difference value calculation secti... | 01/05/2010 |
| 7639890 | Automatic significant image generation based on image characteristics The present invention provides for the automatic generation of a series of significant images. One or more representative significant images are used to generate a pattern description. The pattern description can include any information useful to identify an object ... | 12/29/2009 |
| 7636488 | User adjustable image enhancement filtering In an image enhancement method, computer program product, and system a set of boundary frequencies within a frequency spectrum are defined. The boundary frequencies divide the spectrum into a plurality of different spatial frequency regions. A digital image is then ... | 12/22/2009 |
| 7620261 | Edge adaptive filtering system for reducing artifacts and method A method includes receiving image information representing at least one image. The image information defines multiple pixels in the at least one image. The method also includes identifying filter weights associated with the pixels. The filter weights are based on ed... | 11/17/2009 |
| 7616827 | Image processing method and image processing device There is disclosed an image processing method wherein there is read, from a memory, an image signal which contains a plurality of image components and in which a sampling ratio as a ratio of sampling frequencies of these image components is not matched. The sampling... | 11/10/2009 |
| 7616828 | Geospatial modeling system providing geospatial model data target point filtering based upon radial line segments and related methods A geospatial modeling system may include a geospatial model database and a processor cooperating therewith for filtering geospatial model data. This may be done by selectively updating a target point based upon adjacent points lying along a plurality of radial line ... | 11/10/2009 |
| 7609906 | Method and system for acquiring and displaying 3D light fields A method and system acquire and display light fields. A continuous light field is reconstructed from input samples of an input light field of a 3D scene acquired by cameras according to an acquisition parameterization. The continuous light is reparameterized accordi... | 10/27/2009 |
| 7606437 | Image processing based on ambient air attributes A method of processing a digital image captured by a camera includes providing an ambient air measuring device associated with the camera; using the ambient air measuring device to measure air attributes at substantially the time the digital image was captured; dete... | 10/20/2009 |
| 7602990 | Matting using camera arrays A method extracts an alpha matte from images acquired of a scene by cameras. A depth plane is selected for a foreground in the scene. A trimap is determined from a set of images acquired of the scene. An epipolar plane image is constructed from the set of images and... | 10/13/2009 |
| 7602991 | User definable image reference regions A method for image processing of a digital image, in which a region of interest is defined in the digital image, one or more sets of pixel characteristics are determined for the region of interest, along with an image editing function, and the digital image is proce... | 10/13/2009 |
| 7602989 | Realtime 2D deconvolution system and method A real time 2D deconvolution system and method for processing a time sequence, or video sequence, of microscopy images. A system is provided that includes a first algorithm for processing a first image in the set of 2D images, wherein the first algorithm calculates ... | 10/13/2009 |
| 7599569 | Method and apparatus for bilateral high pass filter A target pixel and surrounding pixels corresponding to the target pixel are obtained from a digitally represented image. A bilateral high pass filtering kernel is determined based at least in part upon the target pixel and the surrounding pixels. A high pass spatial... | 10/06/2009 |
