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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: 1237
Last issue date: 02/14/2012


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NumberTitleIssue Date
8116572Method for detecting image edge and image interpolation using the same
A method for detecting an image edge is provided. Pixel data of neighbor lines of an image are read to generate a first and a second inclined edge areas between two neighbor lines. The incline edge areas are determined by detecting whether a difference of two corres...
02/14/2012
8116571Pattern feature extraction via fourier amplitudes of a block image
An input pattern feature amount is decomposed into element vectors. For each of the feature vectors, a discriminant matrix obtained by discriminant analysis is prepared in advance. Each of the feature vectors is projected into a discriminant space defined by the dis...
02/14/2012
8111924Remote sensing and probabilistic sampling based method for determining the carbon dioxide volume of a forest
A remote sensing and probabilistic sampling based method for determining carbon dioxide volume of a forest can correlate aerial data, such as LiDAR, CIR, and/or Hyperspectral data with actual sampled and measured ground data to facilitate obtainment, e.g., predictio...
02/07/2012
8111923System and method for object class localization and semantic class based image segmentation
An automated image processing system and method are provided for class-based segmentation of a digital image. The method includes extracting a plurality of patches of an input image. For each patch, at least one feature is extracted. The feature may be a high level ...
02/07/2012
8107737Shape evaluation method, shape evaluation device, and 3D inspection device
To appropriately evaluate a surface shape of an object to be inspected regardless of the relative positions of a light source and an image-taking device with respect to the object. When evaluating a surface shape, it includes a shape recognition step for recognizing...
01/31/2012
8107734Image processing apparatus, and method for performing document matching using extracted feature points of connected image components
Pixels of a binary image obtained by binarizing an image are scanned in a predetermined direction, labels are assigned to the pixels according to binarization information about the respective pixels, information about the assigned labels is stored sequentially for e...
01/31/2012
8107735Three dimensional shape reconstitution device and estimation device
A face model providing portion provides an stored average face model to an estimation portion estimating an affine parameter for obtaining a head pose. An individual face model learning portion obtains a result of tracking feature points by the estimation portion an...
01/31/2012
8107736System and method for device mapping based on images and reference points
System and method for mapping a location of each of a plurality of devices in a data center. In one embodiment, the method comprises receiving image data comprising an image of at least a portion of the data center from a source; processing the image data to locate ...
01/31/2012
8103101Region extraction system, region extraction method and program
A region extraction system includes a temporary region extractor for temporarily extracting a to-be-extracted region from measured data with a region growing technique, an initial position determiner for determining an initial position of a standard model for the to...
01/24/2012
8103102Robust feature extraction for color and grayscale images
Systems, methods and program products for converting a first image to an intensity image using principal components analysis where the intensity image is based on a first principal component. The intensity image is analyzed to identify a plurality of scale invariant...
01/24/2012
8094943Background-foreground module for video analysis system
Embodiments of the present invention provide a method and a module for identifying a background of a scene depicted in an acquired stream of video frames that may be used by a video-analysis system. For each pixel or block of pixels in an acquired video frame a comp...
01/10/2012
8081824Generating search requests from multimodal queries
A method and system for generating a search request from a multimodal query that includes a query image and query text is provided. The multimodal query system identifies images of a collection that are textually related to the query image based on similarity betwee...
12/20/2011
8077976Image search apparatus and image search method
Of the feature amounts of respective regions on an image, a region having a feature amount which is similar to that of a region of interest on a image is specified (S1307). Of the OCR results of the respective regions on the image, a region having an OCR resu...
12/13/2011
8077977Image processing system, image processing method, computer readable medium and computer data signal
An image processing system includes an area extracting unit, an area relation extracting unit, a relation analyzing unit and an image display unit. The area extracting unit extracts areas from an input image. The area relation extracting unit extracts a relation bet...
12/13/2011
8077978Image processing apparatus, image processing method, and program
An image processing apparatus may include a feature quantity extraction unit configured to extract a feature quantity from an image, a setting unit configured to set setting information including a plurality of setting items used to perform processing upon the image...
12/13/2011
8077979Apparatus and method for pattern recognition
A pattern recognition method comprises steps of inputting a pattern of a recognition object performing feature extraction from the input pattern to generate a feature vector, increasing the number of quantization in an order from quantization number 1 or quantizatio...
12/13/2011
8073259Method and apparatus for image feature matching in automatic image stitching
Method and apparatus for image feature matching in automatic image stitching processes. Embodiments may provide a computer-implemented method for performing a portion of an automatic image stitching process where feature correspondences are established between pairs...
12/06/2011
8069173Information processing apparatus and method of controlling the same, information processing method, and computer program
An information processing apparatus comprises, a storage unit configured to store image data and metadata of the image data, a reception unit configured to receive designation of at least two of the image data stored in the storage unit and designation of metadata t...
11/29/2011
8068673Rapid and high precision centroiding method and system for spots image
The disclosure relates to a rapid and high precision centroiding method for spots image comprising the following steps. First, the method requires convoluting the gray value of a pixel with a Gaussian filter and judging whether the result thereof exceeds a predeterm...
11/29/2011
8068672Image processing apparatus and method, data recording medium, program recording medium, and program therefor
An image processing apparatus includes a feature value extractor configured to extract a feature value from an image; a setting unit configured to set setting information for applying a process to the image; and a recorder configured to record the setting informatio...
11/29/2011
8064703Property record document data validation systems and methods
A method of extracting data from a document image includes selecting a document classification for the document image that includes text. The classification is selected from a plurality of predetermined document classifications based on recognized text. The method a...
11/22/2011
8064704Hand gesture recognition input system and method for a mobile phone
A handheld gesture recognition control apparatus and its method are provided for a mobile phone. The input method of the present invention includes collecting a plurality of images; storing the images as control images; mapping the control images to corresponding co...
11/22/2011
8060511Method for extracting referential keys from a document
Methods, computer-readable media, and systems for extracting referential keys from a document are provided. A document is parsed to identify at least one key, the key being identified from at least one contextual indication. The key is classified according to a key ...
11/15/2011
8050501Image matching apparatus, image matching method, and image data output processing apparatus
In an image matching apparatus of the present invention, when a document type discrimination section that discriminates a document type determines that a target document is an N-up document on which plural document images are laid out, a resolution conversion sectio...
11/01/2011
8045805Method for determining whether a feature of interest or an anomaly is present in an image
A system and method for identifying objects of interest in image data is provided. The present invention utilizes principles of Iterative Transformational Divergence in which objects in images, when subjected to special transformations, will exhibit radically differ...
10/25/2011
8045806Method and device for identifying material boundaries of a test object
A method and a device determine material interfaces in a test object. The novel method generates three-dimensional image data of the test object or uses already existing three-dimensional image data of the test object. Image values of the image data are, or were, ob...
10/25/2011
8041120Unified digital ink recognition
Described is a unified digital ink recognizer that recognizes various different types of digital ink data, such as handwritten character data and custom data, e.g., sketched shapes, handwritten gestures, and/or drawn pictures, without further participation by a user...
10/18/2011
8031944Image processing method and image processing apparatus
This invention relates to an image processing method and image processing apparatus capable of accurately cutting out a desired target from a displayed image. A polygonal area including a cutout target is specified from a displayed image. It is determined whether or...
10/04/2011
8027541Image organization based on image content
A system for organizing images includes an extraction component that extracts visual information (e.g., faces, scenes, etc.) from the images. The extracted visual information is provided to a comparison component which computes similarity confidence data between the...
09/27/2011
8019161Method, device and computer program of length measurement
A workpiece size measurement method suitable for length measurement of multilayered circuit elements with increased complexities is disclosed. This method employs a technique for changing measurement conditions in a way pursuant to either an image of workpiece or th...
09/13/2011
8014608Web-based image extraction
Images may be extracted from a site in a network for further processing, such as storing or printing. The extraction process may change depending on the site type or classification. Sites may be categorized as belonging to one or more predetermined types. Sites may ...
09/06/2011
8000534Alias avoidance in image processing
An image processing apparatus in which output pixel values are generated with respect to pixels of an input image selected in accordance with an image feature direction in the input image. The apparatus includes a mechanism comparing blocks of pixels of the input im...
08/16/2011
8000533Space-time video montage
Systems and methods for space-time video montage are described. In one aspect, one or more arbitrary space-time volumes representing informative video portion(s) of at least one input video data sequence are identified. A video summary representing a montage of the ...
08/16/2011
7995844Control apparatus, control method, and program for implementing the method
A control apparatus capable of further improving operability and flexibility of operations related to the image. Images inputted by a network camera are displayed on an digital TV. Operations related to an image display function of the digital TV are performed by a ...
08/09/2011
7995843Monitoring device which monitors moving objects
A monitoring device includes: a moving object image generation unit which receives, on a frame-by-frame basis, an overall image captured by a camera and performs inter-frame differential processing on the overall image or background differential processing between t...
08/09/2011
7991232Image similarity calculation system, image search system, image similarity calculation method, and image similarity calculation program
There is provided an image similarity calculation system which yields a large value for image similarity between an edited image and an original image. A local region weight calculation means 14 calculates a weight value for each local region in the image as ...
08/02/2011
7986840Tracking workflow in manipulating media items
A computer-implemented method is described including receiving input specifying an image frame from among a series of image frames, and automatically detecting one or more points in the specified image frame that would be suitable for tracking a point in the series ...
07/26/2011
7983486Method and apparatus for automatic image categorization using image texture
A method of automatically categorizing an input image comprises extracting texture features of the input image and generating a signature vector based on extracted texture features. The generated signature vector is processed using at least one classifier to classif...
07/19/2011
7970211Compact interactive tabletop with projection-vision
The subject application relates to a system(s) and/or methodology that facilitate vision-based projection of any image (still or moving) onto any surface. In particular, a front-projected computer vision-based interactive surface system is provided which uses a new ...
06/28/2011
7961949Extracting multiple identifiers from audio and video content
The disclosure concerns content identification, such as extracting identifying information from content itself. One combination described in the disclosure is a method including: extracting first identifying information from data representing audio elements of an au...
06/14/2011
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