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Class 382/165 - Pattern recognition or classification using color


Subclass of Class 382 - Image analysis
Definition: Subject matter which includes selecting and measuring color
No. of patents: 916
Last issue date: 05/08/2012


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NumberTitleIssue Date
8175380Apparatus and method for improving text recognition capability
Disclosed are an apparatus and a method for text recognition capability using a camera provided in a mobile communication terminal. Image pre-processing discriminates a text color and a text-background color in an input image, and unifies regions except the text int...
05/08/2012
8139852Color classification method, color recognition method, color classification apparatus, color recognition apparatus, color recognition system, computer program, and recording medium
A color classification method including: determining a plurality of predetermined process target regions from a plurality of pickup images taken by an imaging device; calculating a plurality of color distributions of pixels contained in the respective determined pro...
03/20/2012
8139853Color naming, color categorization and describing color composition of images
The invention provides methods, systems and apparatus for assigning color names to individual image pixels, and generating verbal description of color composition in images, suitable for a wide variety of information processing applications. For an isolated image pi...
03/20/2012
8131069System and method for optimizing single and dynamic markov random fields with primal dual strategies
A method for determining an optimal labeling of pixels in computer vision includes modeling an image by a graph having interior nodes and edges where each image point p is associated with a graph node, each pair of nearest neighbor points p, q is connected by a grap...
03/06/2012
8126264Device and method for identification of objects using color coding
A device and method for detecting an object in an image by identifying color areas in the image where such colors are a pre-defined pattern of colors that may be printed on for example the object in the image. An imager may capture an image of an object that include...
02/28/2012
8126263Classifying method and classifying apparatus for digital image
The invention provides a classifying method for digital images. First, a discrete cosine transform is performed on a candidate area of a digital image to generate a set of discrete cosine transform coefficients. Then, a set of texture parameters is generated based o...
02/28/2012
8107725Image processor and image processing method
An image processor according to the present invention is configured to generate a plurality of multiresolution images of different resolutions from an input image (S16), to set a correlation evaluation function for each multiresolution image, calculate a corr...
01/31/2012
8094930Digital photo frame capable of classifying images and method thereof
A method for classifying image is provided. The method includes: selecting an image; extracting parameters of the selected image and displaying the extracted parameter in a reminder menu; selecting a extracted parameter; defining the selected parameter as the image ...
01/10/2012
8086031Region detection
Disclosed herein are systems methods and devices related to region detection of an image. Detected regions include pixels of a particular one or more colors without requiring faces within the image to be previously detected. Region detection may include receiving in...
12/27/2011
8077966Binarizing device and computer readable medium
A binarizing device includes: a difference vector calculation unit that calculates a difference vector between an average color in a peripheral pixel region and a current color of a current pixel; a selection unit that selects one of the average color and the curren...
12/13/2011
8073248Automatic detection of calibration charts in images
Methods and apparatuses for locating an embedded color chart in an image are described. In one exemplary method, an image that includes an embedded color chart is located without the intervention of the user. The embedded color chart is verified and used to create a...
12/06/2011
8064692Automatic age classification of forest land
A false color composite image is created by assigning mid infrared data from three time-spaced images of an area of interest to corresponding RGB color components for the false color composite image. The RGB color components for the false color composite image are t...
11/22/2011
8064691Method for identifying color in machine and computer vision applications
A method for identifying color in a target creates a ratio color space by determining the largest color component value of each pixel in an image and creating a ratio of all of the color component value with the largest component value for each pixel. The ratio for ...
11/22/2011
8055068Image processing apparatus and image processing system
An image processing apparatus includes a reading unit, a color value calculation unit, a reading period measurement unit, a color value storage unit, a color value creation unit and a color value output unit. The reading unit reads a color of each of plural objects....
11/08/2011
8056001Method and apparatus for classifying elements of a document
A method of classifying elements of a document includes receiving a file defining a document having at least one page and a plurality of elements. Each selected element is classified into one of a plurality of categories based on at least one of the element type, lo...
11/08/2011
8041108Color extraction method and apparatus
This invention is a technique to presume colors of an image. A color extraction method according to this invention include a luminance calculation step of calculating a luminance in a color extraction region, which is included in an image and from which a color is t...
10/18/2011
8031936Image processing system for skin detection and localization
An image processing system provides faster than real-time skin detection and localization. The system uses the highly optimized architecture of a graphics processing unit to quickly and efficiently detect and locate skin in an image. By performing skin detection and...
10/04/2011
8005296Method for dominant color setting of video region and data structure and method of confidence measure extraction
A method for a dominant color setting of a video region and a data structure and a method of a confidence measure extraction are disclosed. The video region dominant color setting method is characterized in that a region dominant color descriptor is expressed by the...
08/23/2011
8000524Color naming, color categorization and describing color composition of images
The invention provides methods, systems and apparatus for assigning color names to individual image pixels, and generating verbal description of color composition in images, suitable for a wide variety of information processing applications. For an isolated image pi...
08/16/2011
7974465Method for dominant color setting of video region and data structure and method of confidence measure extraction
A method for a dominant color setting of a video region and a data structure and a method of a confidence measure extraction are disclosed. The video region dominant color setting method is characterized in that a region dominant color descriptor is expressed by the...
07/05/2011
7970207Apparatus and program for evaluating images
An image evaluating apparatus capable of evaluating photographic images with expressions that approach human perception is provided. Boundaries among subjects are extracted from a digital photographic image in which a plurality of subjects are pictured. Image region...
06/28/2011
7965887Method of pattern location using color image data
Machine vision tools are applied to color images using methods that utilize an optimized spectrum of the color information. Such methods include full color normalized correlation techniques and methods to convert color images to greyscale using weighting factors tha...
06/21/2011
7953274Digital method for matching stains
An apparatus and method for preparing a stain to match a target color of a selected substrate (e.g., wood species). The apparatus may include a computer and hardware and/or software to store a database of stain records, create or load spectral data (e.g., a digital ...
05/31/2011
7929756Method for classifying a digital image
A method for associating with a digital image a class of a plurality of predefined classes having respective models, the method including the phases of dividing the digital image pixel by pixel into one or more regions belonging to a set of predefined regions that d...
04/19/2011
7907775Image processing apparatus, image processing method and image processing program
A hemorrhage edge candidate area extraction section extracts a candidate area for the outline part of a hemorrhage area, based on an image signal of a medical image constituted by multiple color signals obtained by capturing an image of a living body. A feature quan...
03/15/2011
7899243Image capture and identification system and process
A digital image of the object (16) is captured and the object is recognized from plurality of objects in a database (20). An information address corresponding to the object is then used to access information and initiate communication pertinent to the ...
03/01/2011
7881529Data capture and identification system and process
An identification method and process for objects from digitally captured images thereof that uses data characteristics to identify an object from a plurality of objects in a database. The data is broken down into parameters such as a Shape Comparison, Grayscale Comp...
02/01/2011
7881528Face detecting method and photography apparatus using the method
Faces are detected efficiently, while preventing deterioration of face detection accuracy due to brightness during photography or the type of illumination which is employed during photography. When an image is obtained by an imaging means, an illumination judging me...
02/01/2011
7848568Medicine bag and color reproduction system
A color reproduction system using a medicine bag including a bag adapted to accommodate a medicine therein, and a color chart provided on an outer surface of the bag. The medicine bag includes a first medicine bag having a first color chart and located at a first lo...
12/07/2010
7840064Method and system for automatic identification using digital images
The present invention provides a method for automatically identifying a person comprises acquiring white-light and UV images of a portion of the person's skin, generating a skin mask from the white-light image, and comparing the skin mask with a pre-stored skin mask...
11/23/2010
7835571Background replacing apparatus, background replacing program, and background replacing method
There are provided a background replacing apparatus, a background replacing program, and a background replacing method, which are capable of creating a background replaced image in which a background of a photographic image is naturally replaced with a desired backg...
11/16/2010
7831091Pattern matching system
A pattern matching system, comprising a receiver, a comparison block, a calculation block, an output block, a ratio reading block, and a controller, is provided. A likeness value indicates how much a first and second image accords to each other. The receiver receive...
11/09/2010
7826658Image processing system, image processing method, image processing recording medium, and program suitable for extraction processing
An image-processing apparatus for processing images, whereby the image-processing apparatus includes an image capture unit, a filter, and an extraction unit. The image capture unit acquires image signals composed of multiple color components of a 2×2 color-coding a...
11/02/2010
7805000Image processing for binarization of image data
In order to carry out an image processing with high precision by using a simple structure, an image processing apparatus is provided with an input unit, a storage unit, a binarization unit, and a determination unit. The input unit inputs image data of an image. The ...
09/28/2010
7792887Compact color feature vector representation
Methods and apparatus for representing images using a compact color feature vector. A color feature vector includes a color element for each color in an image-specific set of colors. A color element includes a color identifier and a relative color occurrence. A comp...
09/07/2010
7760935Method for dominant color setting of video region and data structure and method of confidence measure extraction
A method for a dominant color setting of a video region and a data structure and a method of a confidence measure extraction are disclosed. The video region dominant color setting method is characterized in that a region dominant color descriptor is expressed by the...
07/20/2010
7747072Image processing method, image processing program, its storage medium, and image processing device for extracting points from a color image
Focusing on pixels that constitute a color image sequentially, color differences Cx and Cy in X and Y directions are found using image data in a mask centering around the focal pixel. For the pixel in which the sum of the color differences is not less than a predete...
06/29/2010
7747071Detecting and correcting peteye
Peteye is the appearance of an unnatural coloration (not necessarily red) of the pupils in an animal appearing in an image captured by a camera with flash illumination. Systems and methods of detecting and correcting peteye are described. In one aspect a classificat...
06/29/2010
7729534Image-processing device and image-processing method for extracting a recognition-target area including a character from a target image
A user specifies a recognition-target area including a character from a target image including the character in the background image. When pixels in the recognition-target area have a color that is close to the color of the pixels on the outline of the recognition-t...
06/01/2010
7715621Method and apparatus for representing a group of images
A method of representing a group of images comprises determining the values of one or more dominant colours for the group of images and deriving a dominant colour representation expressing the group of images in terms of one or more of said dominant colour values.
05/11/2010
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