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Class 382/190 - Feature extraction


Subclass of Class 382 - Image analysis
Definition: Subject matter which includes the process of selecting and
No. of patents: 1262
Last issue date: 05/29/2012


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NumberTitleIssue Date
7227661Image generating method, device and program, and illicit copying prevention system
An added information encoding part repeatedly arranges two kinds of copy inhibition code arrays of the unit two-dimensional arrays to which copy inhibition codes are assigned, and condition code arrays of the unit two-dimensional arrays to which codes for removing t...
06/05/2007
7224489Font characteristic driven halftoning
Characteristics of text or text components or features are considered when selecting halftoning screens. For example, an italic slant angle of text is recognized and used to select or generate a compatible halftone screen oriented at the same angle. A screen frequen...
05/29/2007
7221794Foreground detection
A system is disclosed that can find an image of a foreground object in a still image or video image. Finding the image of the foreground object can be used to reduce errors and reduce the time needed when creating morphs of an image. One implementation uses the dete...
05/22/2007
7221795Document processing method, recording medium having recorded thereon document processing program, document processing program, document processing apparatus, and character-input document
A character overlapping with a line of an entry box is extracted utilizing a dot box. At document input step S2, a document to be recognized is read and converted into electronic data to produce character box data. At electronic data storing step S3, t...
05/22/2007
7221797Image recognizing apparatus and method
An image recognizing apparatus and method is provided for recognizing behavior of a mobile unit accurately with an image of external environment acquired during the mobile unit is moving. Behavior command output block 12 outputs behavior commands to ca...
05/22/2007
7221799Image processing based on degree of white-background likeliness
An image processing device includes a filtering unit which filters an input image with variable frequency characteristics, an edge detection unit which detects magnitudes of edges appearing in the input image, and a degree-of-white-background-likeliness detection un...
05/22/2007
7218795Assisted scratch removal
Line defects are removed from an image by providing image data in digital form, analyzing segments of the image data as groups of pixels, detecting line defects in the image by application of a line detector, such as a local radial angular transform, and adjusting t...
05/15/2007
7218755Detecting temporally related components of multi-modal signals
A method detects objects in a scene over time. Sets of time-aligned features are extracted from multiple signals representing a scene over time; each signal is acquired using a different modality. Each set of time-aligned features is arranged as a vector in a matrix...
05/15/2007
7218760Stereo-coupled face shape registration
A face model having outer and inner facial features is matched to that of first and second models. Each facial feature of the first and second models is represented by plurality of points that are adjusted for each matching outer and inner facial feature of the firs...
05/15/2007
7216065Reflecting surface design system, reflecting surface design method, recording medium, and computer program
A reflecting surface design system (50) has (1) first rendering means (54) for displaying a free-form surface (20) on which a plurality of segments (24), each of which is defined by a plurality of vertices (251 to 25
05/08/2007
7215829Method and system for object recognition using fractal map
A method for recognizing an object in an image is disclosed wherein a fractal map of the image is generated by estimating the fractal dimension of each pixel in the image. The fractal map is segmented by thresholding and locations of candidate objects are determined...
05/08/2007
7212671Method of extracting shape variation descriptor for retrieving image sequence
A method for extracting a shape variation descriptor from image sequence data for content-based image retrieval is disclosed. The method for extracting the shape variation descriptor from image sequence data for content-based image retrieval, image sequence data rep...
05/01/2007
7212683Method and systems for complexity-based process combination
Embodiments of the present invention comprise methods and systems for image complexity estimation and selective complexity-based image processing. ...
05/01/2007
7212684Methods and systems for cumulative, complexity-based process selection
Embodiments of the present invention comprise methods and systems for image complexity estimation and selective complexity-based image processing. ...
05/01/2007
7212301System and method for centralized, automatic extraction of data from remotely transmitted forms
One or more parameters such as time is reported to a center using a form. The center then automatically extracts data from the form and converts it for storage and subsequent processing or review. The form is preferably a physical form, which the sender fills in and...
05/01/2007
7212656Rapid computer modeling of faces for animation
Described herein is a technique for creating a 3D face model using images obtained from an inexpensive camera associated with a general-purpose computer. Two still images of the user are captured, and two video sequences. The user is asked to identify five facial fe...
05/01/2007
7212654Measurement of fruit particles
Apparatus and methods to characterize and measure fruit pieces in food products are provided. A sample is spread on a viewing cell and illuminated. The image is captured by a camera and fed to a computer with imaging software. Information useful for quality control ...
05/01/2007
7212966Voice recognition apparatus for vehicle
A speech recognition apparatus for a vehicle is provided for decreasing the feeling of discomfort of the operator even in the case that speech recognition is continuously impossible over several times. The speech recognition apparatus for a vehicle that recognizes v...
05/01/2007
7209588Unified system and method for animal behavior characterization in home cages using video analysis
In general, the present invention is directed to systems and methods for finding the position and shape of an animal using video. The invention includes a system with a video camera coupled to a computer in which the computer is configured to automatically provide a...
04/24/2007
7209587Amorphous region and boundary/chain topology for an object recognition system
The present invention features a method for identifying objects in an image and automatically generating of object recognition code. First, an image is segmented and coded in a first plane in at least one segmentation domain to create a first set of uniform fields o...
04/24/2007
7209577Facial feature-localized and global real-time video morphing
A method and apparatus for modifying, or morphing, a video image. A video feed is received which include an image of a person's face. A number of facial features are detected from the video feed. One or more of those facial features are selected and modified, with t...
04/24/2007
7206449Detecting silhouette edges in images
A method detects silhouette edges in images. An ambient image is acquired of a scene with ambient light. A set of illuminated images is also acquired of the scene. Each illuminated image is acquired with a different light source illuminating the scene. The ambient i...
04/17/2007
7206432Extracting embedded information from digital image data
The invention extracts third information, which includes first and second information, from image data. The first information (e.g., copyright information) is embedded in the image data using a public embedding method, and the second information (e.g., information u...
04/17/2007
7203342Image feature extraction
A method of extracting desired features from a cellular image including the steps of: (a) selecting an initial cell within the image; (b) selecting an additional cell, near the initial cell, appearing to be associated with a desired feature; (c) repeating step (b) f...
04/10/2007
7203363String extraction method for image based on multiple stroke width patterns matching
A string extraction method for an image based on multiple stroke width patterns matching is provided. The string extraction method includes matching each possible stroke width pattern with an input image for obtaining the similarities between the width patterns and ...
04/10/2007
7202791Method and apparatus for modeling behavior using a probability distrubution function
A method and apparatus are disclosed for modeling patterns of behavior of humans or other animate objects and detecting a violation of a repetitive pattern of behavior. The behavior of one or more persons is observed over time and features of the behavior are record...
04/10/2007
7203366Video retrieval method and apparatus
A method of characterizing a video includes the steps of extracting frame images from an input video, calculating a time length between each of the frame images and a next one of the frame images, assigning index information determined by the calculated time length ...
04/10/2007
7203356Subject segmentation and tracking using 3D sensing technology for video compression in multimedia applications
Three-dimensional position information is used to segment objects in a scene viewed by a three dimensional camera. At one or more instances of an interval, the head location of the user is determined. Object-based compression schemes are applied on the segmented obj...
04/10/2007
7203364Image processing apparatus, image editing apparatus, image editing method, and image editing program
An image processing apparatus including a receiving unit, an extraction means, and a conversion means is disclosed. The receiving unit receives a first document data and a second document data obtained by reading respectively a first document and a second document e...
04/10/2007
7203346Face recognition method and apparatus using component-based face descriptor
Provided are a face recognition apparatus and method in which a facial image is divided into facial component images. The apparatus includes a component division unit that divides an input facial image into a plurality of facial component images; a face descriptor g...
04/10/2007
7198157Method and apparatus for classifying currency articles
Articles of currency, for example coins, are validated by progressively eliminating candidate target classes in successive classification stages. A Mahalanobis distance associated with a plurality of properties is calculated over successive stages, the results at ea...
04/03/2007
7199803Method and apparatus for image texture describing
A method for retrieving an image texture descriptor for describing texture features of an image, including the steps of (a) filtering input images using predetermined filters having different orientation coefficients, (b) projecting the filtered images onto axes of ...
04/03/2007
7199366Method and device for visualizing a motor vehicle environment with environment-dependent fusion of an infrared image and a visual image
A method is provided for visualizing the environment of a vehicle, particularly in darkness. For improving known methods, a weighted superimposition of isochronous and same-location image pairs of a visual image and an infrared image are performed for forming a fusi...
04/03/2007
7200268Image processing device
An image processing device is structured such that an appropriate judgement of an image, at which blurring or disappearance or the like will occur, is possible. When pixels, which form a line image at which there is the possibility that blurring or disappearance wil...
04/03/2007
7200247Image processing device and method, and distribution medium
To make it possible to accurately track a prescribed part. a low-resolution overall image is taken in from an input image, and a medium-resolution image, whose center is the head part, is extracted from it. When it is possible to extract a medium-resolution image in...
04/03/2007
7197183Color quantization and method thereof and searching method using the same
A color quantization method based on an HMMD color space and a multimedia searching method using the same in extracting color features for searching multimedia, to enable searching of multimedia data which has been quantized on different levels. A quantization metho...
03/27/2007
7197180System or method for selecting classifier attribute types
A system or method (collectively “selection system”) is disclosed for selecting attributes for a classifier in a sensor system. The selection system selects attribute types using statistical distributions of the attribute values associated with those attribute t...
03/27/2007
7194132Method and system for detecting anomalies in multispectral and hyperspectral imagery employing the normal compositional model
A method for detecting anomalies from multidimensional data comprises: a) receiving multidimensional data; b) estimating background parameters of a normal compositional model from the multidimensional data; c) estimating abundance values of the normal compositional ...
03/20/2007
7194134Hierarchical, probabilistic, localized, semantic image classifier
Described herein is a technology for semantically classifying areas of an image (and/or the images themselves) as one of a number of multiple discriminating categories. More particularly, the technology employs one or more hierarchical, probabilistic techniques for ...
03/20/2007
7194393Numerical model for image feature extraction
In one embodiment, the invention is a method for generating geometric patterns from an image having a plurality of ridges and mesh points. The method includes dividing the image into a plurality of local regions with a surface appearance of fluid flow; establishing ...
03/20/2007
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