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Class 382/173 - IMAGE SEGMENTATION


Subclass of Class 382 - Image analysis
Definition: Subject matter wherein operations are carried out on an
No. of patents: 1608
Last issue date: 05/29/2012


          11            
NumberTitleIssue Date
7308136Weak edge repositioning in a MRC segmentor
A method for improving mixed raster compression segmentation utilizes a second stage of a process to generate the MRC Selector plane by operating on a multibit selector (GraySel) signal which is produced by a first stage process. The first stage methods used to gene...
12/11/2007
7307760Raster image path architecture
A raster image path architecture having the capacity for supporting the rendering and output of a device-independent grayscale raster image, while also offering the capacity for supporting the rendering and output of a device-dependent binary raster image, thus offe...
12/11/2007
7305151Image processing apparatus and method therefor
Brightness feature information on the brightness of an image to be processed is extracted, and color feature information on the color of the image is extracted. A determination unit determines whether color information of the image to be processed is sufficient. Whe...
12/04/2007
7304644System and method for performing a virtual endoscopy
A system and method for performing a virtual endoscopy is provided. The method comprises the steps of: calculating a distance map using three-dimensional (3D) data of a lumen; calculating a multiplanar reconstruction (MPR) of the lumen, wherein the MPR is calculated...
12/04/2007
7304650Video object clipping method and apparatus
A video object clipping method includes storing, in a storage unit, original images each including a video object to be clipped and reference alpha images representing objects prepared, determining a criteria original image and a criteria reference alpha image from ...
12/04/2007
7305107Method for measuring and quantizing document quality
Text, images, and/or graphics of electronic documents should be organized and laid out in a two-dimensional format for presentation to the viewer. The best such layout depends upon the content present, the creator's intent, the output device, and the viewer's intere...
12/04/2007
7305128Anchor person detection for television news segmentation based on audiovisual features
A video segmentation method for segmenting video clips according to content of the video clips is disclosed. The method comprises scanning pixels of video frames with a first horizontal scan line to determine if colors of the pixels fall within a predetermined color...
12/04/2007
7304231Apparatus and method for designating various segment classes
For the segment class designation the temporal position of segments in two candidate segment classes is used for the stanza/refrain selection by means of a segment class designation means, wherein the highest-order segment class is designated as refrain segment clas...
12/04/2007
7305612Systems and methods for automatic form segmentation for raster-based passive electronic documents
Systems and methods for automatically extracting form information (document structure, elements, format, etc.) from electronic documents such as raster-based passive documents, and storing such form information in a file in accordance with a predetermined DTD (docum...
12/04/2007
7305619Image processing method, device and storage medium therefor
The invention significantly improves operability by automatically discriminating a plurality of image orientations, which are not assured of always being fed in common orientations, and reduces possible burdens to operators by eliminating efforts required to arrange...
12/04/2007
7302082Method for detecting motion pixels in image
A method for detecting motion pixels in image includes the following steps. The difference image between current image and background image is firstly obtained. Then, a binarization threshold from the distribution of all absolute pixel values in the difference image...
11/27/2007
7302097MRC image compression
A method of processing an MRC image file, comprising at least a mask plane and a background plane, comprises determining that at least one of the mask plane and background plane is substantially empty; and effectively removing the substantially empty plane from the ...
11/27/2007
7302098Character segmentation method and apparatus
An electronic device (1100) and a method for character segmentation (100) includes an image analyzer (1110) that generates individual character images. The image analyzer binarizes (115) a gray scale image (200) of a horizontal row...
11/27/2007
7302096Method and apparatus for low depth of field image segmentation
A method for extracting an object of interest from an image is provided. The method initiates with defining an image feature space based upon frequency information. Then, the image feature space is filtered to smooth both focused regions and defocused regions while ...
11/27/2007
7302451Feature identification of events in multimedia
A method detects events in multimedia. Features are extracted from the multimedia. The features are sampled using a sliding window to obtain samples. A context model is constructed for each sample. The context models form a time series. An affinity matrix is determi...
11/27/2007
7298898System and method for image segmentation
An image segmentation apparatus, preferably integrally implemented in a device such as an FPGA, including a buffer memory for storing pixel data, a digital filter in communication with the buffer memory, the digital filter having programmable coefficients, a histogr...
11/20/2007
7298899Image segmentation method, image segmentation apparatus, image processing method, and image processing apparatus
Cells i corresponding to pixels are initialized into a non-excitation state, to calculate coupling weights Wik between the eight cells k adjacent to the cells i, thereby determining leader cells pi=1 based on calculation results. Next, one lead...
11/20/2007
7298866Two dimensional autonomous isotropic detection technique
The present invention discloses a target detection process that acquires imagery from a target; compares the acquired imagery with image metric data; applies criteria to eliminate false detections and reduce clutter; applies morphological operators on the acquired i...
11/20/2007
7298906Hierarchical determination of feature relevancy for mixed data types
A method for feature selection based on hierarchical local-region analysis of feature characteristics in a data set of mixed data type is provided. A data space associated with a mixed-type data set is partitioned into a hierarchy of plural local regions. A relation...
11/20/2007
7298877Information fusion with Bayes networks in computer-aided detection systems
This invention provides an information fusion method for multiple indicators of cancers detected with multiple channels. Each channel consists of specifically tuned detectors, features, classifiers and Bayes networks. The outputs of the Bayes networks are probabilit...
11/20/2007
7298879Computer-aided detection of lung nodules
The invention relates to a method and a device for forming an image of body structures from an image data set, notably for highlighting potential nodular structures (KI; KA) in a lung. The problem to be solved by the invention is to achieve automatic highlighting of...
11/20/2007
7295870Method for the detection and automatic characterization of nodules in a tomographic image and a system of medical imaging by tomodensimetry
For the automatic detection and characterization of nodules in a tomographic image of an anatomical zone of a patient, the image is segmented for identifying therein a region of interest, and the segmented image is processed for identifying the nodule. During...
11/13/2007
7296231Video structuring by probabilistic merging of video segments
A method for structuring video by probabilistic merging of video segments includes the steps of obtaining a plurality of frames of unstructured video; generating video segments from the unstructured video by detecting shot boundaries based on color dissimilarity bet...
11/13/2007
7295711Method and apparatus for merging related image segments
One embodiment of the invention relates to a method of merging segments to form supersegments in an image. The image consists of a plurality of segments that are constituent portions of the image. At least one candidate segment(s) and at least one neighboring segmen...
11/13/2007
7295700Object extraction based on color and visual texture
Method and apparatus for segmenting a first region and a second region. A method for defining a boundary separating a first region and a second region of a digital image includes determining using a learning machine, based on one or more of the color arrangements, w...
11/13/2007
7295216Video object clipping method and apparatus
A video object clipping method includes storing, in a storage unit, original images each including a video object to be clipped and reference alpha images representing objects prepared, determining a criteria original image and a criteria reference alpha image from ...
11/13/2007
7295217Video object clipping method and apparatus
A video object clipping method includes storing, in a storage unit, original images each including a video object to be clipped and reference alpha images representing objects prepared, determining a criteria original image and a criteria reference alpha image from ...
11/13/2007
7295341System for processing monochrome and full-color digital image data
In a system for processing full-color image data, such as within a digital color printer or copier, a four-channel architecture is used. Three of the channels handle image data relating to primary color planes, such as CMY. In the other channel, values relating to t...
11/13/2007
7295218Video object clipping method and apparatus
A video object clipping method includes storing, in a storage unit, original images each including a video object to be clipped and reference alpha images representing objects prepared, determining a criteria original image and a criteria reference alpha image from ...
11/13/2007
7293088Tag location, client location, and coverage hole location in a wireless network
Determining the location of a radio tag or client station of a wireless network, and the location of coverage holes by receiving from a plurality of wireless stations of the wireless network path loss information of the path loss of one or more location frames recei...
11/06/2007
7292714Method, device and software for separating the individual subjects of an anatomical structure segmented from 3D datasets of medical examination procedures
The invention relates to a method for carrying out the imaging processing of data sets of three-dimensional characters obtained from medical examination methods. According to the invention, a separation of the data of relevant anatomic structures as well as of other...
11/06/2007
7292370Image processing device and method
In order to achieve to adjust saturation of an image without leading to a deterioration in image quality, there is provided an image processing device and method in which a conversion data has a conversion characteristic which suppresses a change in saturation in a ...
11/06/2007
7287696System and method for decoding and analyzing barcodes using a mobile device
The present invention discloses a system and method for decoding barcodes using mobile device. Generally, the barcode image is acquired via a digital camera attached to the mobile device. After the barcode image has been acquired, software located on the mobile devi...
10/30/2007
7289154Digital image processing method and apparatus for brightness adjustment of digital images
A method of calculating a brightness balance value for a digital image including a plurality of pixels, comprising the steps of: calculating a spatial activity measure in a plurality of local neighborhoods of pixels of the digital image, each local neighborhood incl...
10/30/2007
7289653Method and system for ground glass nodule (GGN) segmentation using a Markov random field and shape analysis
A system and method for ground glass nodule (GGN) segmentation is provided. The method comprises: selecting a point in a medical image, wherein the point is located in a GGN; defining a volume of interest (VOI) around the point, wherein the VOI comprises the GGN; re...
10/30/2007
7286157Computerized method and apparatus for determining field-of-view relationships among multiple image sensors
A computerized method of image analysis that includes receiving first image data for a plurality of first video frames representing a first scene. Each first video frame is composed of a plurality of image regions, and a first object is present in an image region of...
10/23/2007
7286264None-of-the-above digital halftone compression and decompression
An improved method of encoding and compressing digital halftones that utilizes a “none-of-the-above” method for designating variable-length runs. A monochrome input bitmap is rearranged slightly to reduce the patterns possible in contained digital halftone cells...
10/23/2007
7286515Method, apparatus, and software product for detecting rogue access points in a wireless network
A method, an apparatus, and a software program to implement a method to detect a rogue access point of a wireless network. The method includes maintaining an AP database that includes information about managed access point (APs) and friendly APs, including the MAC a...
10/23/2007
7286866Method, system and computer product for cardiac interventional procedure planning
A method of creating 3D models to be used for cardiac interventional procedure planning. Acquisition data is obtained from a medical imaging system and cardiac image data is created in response to the acquisition data. A 3D model is created in response to the cardia...
10/23/2007
7283676Method and device for identifying objects in digital images
In a method for identifying objects in a digital image which is included in a sequence of images, luminance values of a current digital image are compared with at least one threshold value in order to create a current binarized image on the basis of the comparison. ...
10/16/2007
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