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Information storage medium storing graphic data and apparatus and method of processing the graphic data

Patent Number: RE44183
Publication Date: 2013-04-30
Inventors: ;

An information storage medium including graphic data and presentation information, and an apparatus and method of processing the graphic data are provided. The information storage medium includes the graphic data, page composition information which defines page composition of the graphic data, and the presentation information indicating when graphic screen data, which is composed with reference to the page composition information of the graphic data, is output to a display screen. ...

Image search by interactive sketching and tagging

Patent Number: 8447752
Publication Date: 2013-05-21
Inventor:

Sketch and tagging based image search may include receiving a sketch query input and identifying an object in a desired image. The object or objects of the sketch query may be tagged with a text, and searching performed based on the objects. Certain implementations include indexing patches of the images, where the patches represent the objects. Relevant images can be returned based on the index of the ...

Data capture from rendered documents using handheld device

Patent Number: 8447144
Publication Date: 2013-05-21
Inventors: ; ; ;

A portable device having scanning, imaging or other data-capture capability is described. In some cases, the portable device can indicate to the user when enough information has been captured to uniquely identify a source document. In some cases, the portable device calculates timestamps and location-stamps indicating when and where a data capture occurred. In some cases, the portable device is controlled by gestures. In some cases, the portable scanning device has associated billing and ...

Image processing apparatus and storage medium storing image processing program

Patent Number: 8447143
Publication Date: 2013-05-21
Inventor:

An image processing apparatus that includes a character recognition component, a determining component and a generating component is provided. The determining component determines, when document data is generated that contains first data representing the document and representing the entity in which the characters are mixed and second data containing character code data of the characters recognized by the character recognition component and representing a character block displaying the ...

Image processing apparatus and control method thereof

Patent Number: 8447142
Publication Date: 2013-05-21
Inventor:

Depth-of-field information is obtained from an image signal input from an external image source according to a predetermined acquisition timing. An image signal processing unit performs an image quality adjustment such that an edge enhancement level in an edge enhancement processing is increased adaptively with increasing depth of field of an image whereby the total quality of the image displayed is ...

Method and device for generating a depth map

Patent Number: 8447141
Publication Date: 2013-05-21
Inventor:

The present invention relates to a device and method (100) of generating a depth map for an image using monocular information, the method comprising: generating (110) a first depth map for the image (205), wherein the first depth map corresponds with an estimate of a global depth profile of a scene depicted in the image, generating (120) a second depth map for the image, wherein a depth value associated with a pixel in the second depth map is based on depth ...

Method and apparatus for estimating rotation, focal lengths and radial distortion in panoramic image stitching

Patent Number: 8447140
Publication Date: 2013-05-21
Inventor:

Method and apparatus for estimating relative three-dimensional (3D) camera rotations, focal lengths, and radial (lens) distortions from point-correspondences in pairwise (two image) image alignment. A core estimator takes a minimal (three) number of point-correspondences and returns a rotation, lens (radial) distortion and two focal lengths. The core estimator solves relative 3D camera rotations, and lens distortions from 3-point-correspondences in two images in the presence of noise in ...

Object recognition using Haar features and histograms of oriented gradients

Patent Number: 8447139
Publication Date: 2013-05-21
Inventors: ; ; ;

A system and method to detect objects in a digital image. At least one image representing at least one frame of a video sequence is received. A sliding window of different window sizes at different locations is placed in the image. A cascaded classifier including a plurality of increasingly accurate layers is applied to each window size and each location. Each layer includes a plurality of classifiers. An area of the image within a current sliding window is evaluated using one or more weak ...

Image processor, image processing method and program

Patent Number: 8447138
Publication Date: 2013-05-21
Inventors: ;

An image processor performing super-resolution of converting an input image with first resolution to an output image with second resolution higher than the first resolution on consecutive input images includes a prediction unit predicting the output image with the second resolution of a current frame using the input image of the current frame and the output image obtained by the super-resolution on an input image of a previous frame; a generation unit generating a reduced image with the ...

Method of image fusion

Patent Number: 8447137
Publication Date: 2013-05-21
Inventor:

A method of fusing images includes the steps of providing at least two images of the same object, each image being a digital image or being transformed in a digital image formed by an array of pixels or voxels, and of combining together the pixels or voxels of the at least two images being combined to obtain a new image formed by the combined pixels or ...

Viewing media in the context of street-level images

Patent Number: 8447136
Publication Date: 2013-05-21
Inventors: ; ;

A system for displaying hybrid image data produced by embedding additional media objects within street-level panoramic images includes a user interface through which a user may view, search for, and/or navigate through additional media objects in the context of browsing a virtual environment of a location at street level. In response to user input indicating a request to view a geographic location and/or an additional media object, street-level panoramic image data associated with the ...

Methods and systems for generating enhanced images using Euler"s Elastica model

Patent Number: 8447135
Publication Date: 2013-05-21
Inventor:

A process is proposed for using a degraded first image to generate a visually pleasing second image, which is a stationary point of an Euler's Elastica energy. The Euler's Elastica problem is converted into a well-designed constrained minimization which an Augmented Lagrangian method can be applied. The invention has applications to variational image denoising, repairing image inpainting, and image zooming. Certain embodiments of the invention have been found to be fast to converge and ...

Image warp caching

Patent Number: 8447134
Publication Date: 2013-05-21
Inventors: ;

An apparatus including a local shared memory and a processor. The local shared memory and the processor may be connected as a circuit. The circuit may be configured to communicate with an external memory device. The local shared memory may comprise a plurality of cache blocks. Each of the cache blocks generally corresponds to one pane of a current horizontal strip of a warped image region to be generated from unwarped image data stored in the external memory. A size of the cache blocks may ...

Method for determining distortions in a particle-optical apparatus

Patent Number: 8447133
Publication Date: 2013-05-21
Inventors: ;

The invention relates to a method of determining the distortions in the projection system of a TEM, and a method of correcting for these aberrations. The aberrations are determined by collecting a large number of images of a sample, the sample slightly displaced between each acquisition of an image. On the images sub-fields (303, 304-i) showing identical parts of the sample are compared. These sub-fields (303, 304-i) will show small differences, corresponding to ...

Dynamic range correction based on image content

Patent Number: 8447132
Publication Date: 2013-05-21
Inventor:

Disclosed are method and a corresponding apparatus, where the method according to one embodiment includes making a determination that a first portion of digital image data represents a physical object of a predetermined type, determining an amount of a parameter, such as a gain, to apply to the first portion of the digital image data, based on the determination that the first portion of the digital image data represents a physical object of the predetermined type, and applying the ...

Image processing apparatus and image processing method

Patent Number: 8447131
Publication Date: 2013-05-21
Inventor:

A characteristic image detection interpolation unit performs interpolation processing for increasing the luminance value in low-luminance area which is partly present in an input image. A minimum value filter unit executes minimum value filter processing on an image subjected to the interpolation processing, and a low-pass filter performs low-pass filter processing on the image subjected to the minimum value filter processing, thereby generating a low-frequency component image. A subtracter ...

History-based spatio-temporal noise reduction

Patent Number: 8447130
Publication Date: 2013-05-21
Inventor:

Implementations of a history-based temporal motion noise filtering technique that considers the temporal smooth among multiple pictures as well as the block-based technique to estimate the noise/motion history to better reflect the spatial/temporal smoothness in the local neighborhood are provided. In particular, implementations of the per-pixel blending technique in the block-based noise measurement may be used to better manipulate pixels in both the spatial and temporal domains. A global ...

High-speed diversity-based imaging method for parallel atmospheric turbulence compensation

Patent Number: 8447129
Publication Date: 2013-05-21
Inventor:

An imaging method providing atmospheric turbulence compensation includes capturing a subject image pair. Data corresponding to the captured subject image pair is loaded into memory associated with a parallel processing device. A 2-D Fast Fourier Transform is performed on the stored image data and the transformed image data is stored. An optical transfer function is developed for the transformed image data. The optical transfer function is inverted and applied to the transformed image data ...

Image processing system

Patent Number: 8447128
Publication Date: 2013-05-21
Inventor:

An image processing system capable of reducing an operation time required to generate a high image quality image, includes an image obtaining section that obtains an input image having been captured; a characteristic region information obtaining section that obtains information indicating a characteristic region in the input image; a model storage section that stores a model representing an object by a character parameter; an image generating section that converts an image of an object ...

Film grain simulation method

Patent Number: 8447127
Publication Date: 2013-05-21
Inventors: ;

Briefly, in accordance with a preferred embodiment of the present principles, simulation of a block of film grain for addition to a block of an image occurs by first establishing at least one image parameter in accordance with at least one attribute of the block. Thereafter, a block of film grain is established in accordance with the image parameter. Deblocking filtering can be applied to the film grain ...

Image processing method and related apparatus

Patent Number: 8447126
Publication Date: 2013-05-21
Inventors: ;

An image processing method is used for determining a motion vector of a covered/uncovered area within an interpolated picture when picture interpolation is performed. The interpolated picture includes a plurality of blocks, and the image processing method includes: generating a first motion vector and a second motion vector of a block within the interpolated picture; determining which one of the covered and uncovered areas the block is located in, and calculating a reference vector ...

Film grain simulation for normal play and trick mode play for video playback systems

Patent Number: 8447124
Publication Date: 2013-05-21
Inventors: ;

There is provided method and apparatus for film grain simulation for normal play and trick mode play for video playback systems. A method for simulating film grain in video includes the step of performing (214) film grain simulation on a sequence of decoded video pictures in decode ...

Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding

Patent Number: 8447123
Publication Date: 2013-05-21
Inventor:

International image or video coding standards uses hybrid coding, wherein a picture is separated into pixel blocks on which predictive coding, transform coding and entropy coding is employed. The transform coding is effective because the prediction error samples are correlated in the frequency domain. However, when the prediction quality is getting better and better, spatial domain coding becomes more effective than transform coding. According to the invention, it is first determined in ...

Animated image code, apparatus for generating/decoding animated image code, and method thereof

Patent Number: 8447122
Publication Date: 2013-05-21
Inventor:

An apparatus for generating/decoding an animated image code, and a method thereof. The animated image code frame includes an image code frame which is divided into code cells expressing minimum unit data, and in which the minimum unit data is expressed in an area located inside the code cells and is formed by combining one or more color, gradation, and patterns; and a design layer which is formed by combining color or gradation used in the image code frame and color or gradation ...

Efficient integrated digital video transcoding

Patent Number: 8447121
Publication Date: 2013-05-21
Inventor:

Efficient integrated digital video transcoding is described. In one aspect, an integrated transcoder receives an encoded bitstream. The integrated transcoder transcodes the encoded bitstream by partially decoding the encoded bitstream based on a first transform associated with a first media data format. The decoding operations generate an intermediate data stream. The integrated transcoder then encodes the intermediate data stream using a second transform associated with a second media data ...

Incremental feature indexing for scalable location recognition

Patent Number: 8447120
Publication Date: 2013-05-21
Inventor:

Described is a technology in which an image retrieval system is updated incrementally as new image data becomes available. Updating is incrementally performed and only triggered when the new image data is large enough or diverse enough relative to the image data currently in use for image retrieval. Incremental updating updates the leaf nodes of a vocabulary tree based upon the new image data. Each leaf node's feature frequency is evaluated against upper and/or lower threshold values, to ...

Method and system for image classification

Patent Number: 8447119
Publication Date: 2013-05-21
Inventor:

Methods and systems are disclosed for image classification coding an image by nonlinearly mapping an image descriptor to form a high-dimensional sparse vector; spatially pooling each local region to form an image-level feature vector using a probability kernel incorporating a similarity metric of local descriptors; and classifying the ...

Method of cipher and picture cipher system

Patent Number: 8447118
Publication Date: 2013-05-21
Inventor:

A design method of cipher is provided. First, a database with a plurality of picture units is provided. Then, a part of the picture units of the database are selected to form a passing picture, and the passing picture is transferred to an encoder. The encoder selects at least parts of the picture units of the database to form a plurality of option pictures, in which a part of the picture units of the option pictures correspond with the picture units of the passing picture. A picture cipher ...

Block-edge detecting method and associated device

Patent Number: 8447117
Publication Date: 2013-05-21
Inventor:

A block-edge detecting method, for processing an image including a plurality of pixels, includes performing a difference calculation on the plurality of pixels of the image; generating statistic data according to a difference calculation result with an accumulation approach; determining a block width according to the statistic data; and obtaining a plurality of block-edge positions corresponding to the image according to the block ...

Identifying true feature matches for vision based navigation

Patent Number: 8447116
Publication Date: 2013-05-21
Inventors: ;

An example embodiment includes a method for identifying true feature matches from a plurality of candidate feature matches for vision based navigation. A weight for each of the plurality of candidate feature matches can be set. The method also includes iteratively performing for N iterations: calculating a fundamental matrix for the plurality of candidate feature matches using a weighted estimation that accounts for the weight of each of the plurality of candidate feature matches; ...

Method and installation for imaging

Patent Number: 8447115
Publication Date: 2013-05-21
Inventors: ;

(a) a measurement F₀(x, y, δt) of the signals detected is provided; (b) on the one hand a first value F₁(X, y, δt) is provided, termed the “integration” value and on the other hand a second value F₂(x, y, δt) termed the “count” value is provided; (c) a value F_e(x₀, y₀, δt) of a number of signals is estimated from a combination of first F₁(X₀, y₀, δt) and second ...

Method and apparatus for calculating pixel features of image data

Patent Number: 8447114
Publication Date: 2013-05-21
Inventors: ; ;

A feature extracting apparatus includes a pixel feature calculator that calculates a pixel feature for each pixel of image data; an area setting unit configured to set a plurality of areas in the image data; a coordinate mapping unit configured to map a first coordinate in one of the plurality of areas onto a second coordinate in at least one of the other plurality of areas; and a co-occurrence matrix calculator configured to calculate a co-occurrence matrix for each of the plurality of ...

Character area extracting device, imaging device having character area extracting function, recording medium saving character area extracting programs, and character area extracting method

Patent Number: 8447113
Publication Date: 2013-05-21
Inventor:

A character area extracting device includes a reflective and non-reflective area separation unit separating image data into reflective and non-reflective areas, and binarizing the image data by changing a first threshold value when it is inappropriate; a reflective area binarizing unit separating the reflective area into character and background areas, and binarizing it by changing a second threshold value when it is inappropriate; a non-reflective area binarizing unit separating the ...

Method for automatic license plate recognition using adaptive feature set

Patent Number: 8447112
Publication Date: 2013-05-21
Inventors: ; ;

A method for determining a confidence level to be used in identifying a vehicle. The method includes receiving a vehicle image, extracting a license plate image from the at least one vehicle image, determining a license plate number and associated confidence level based upon the license plate image, and comparing the associated confidence level against a confidence threshold. If the associated confidence level is below the confidence threshold, the method further includes extracting ...

Triggering actions in response to optically or acoustically capturing keywords from a rendered document

Patent Number: 8447111
Publication Date: 2013-05-21
Inventors: ; ; ;

A system for processing text captured from rendered documents is described. The system receives a sequence of one or more words optically or acoustically captured from a rendered document by a user. The system identifies among words of the sequence a word with which an action has been associated. The system then performs the associated action with respect to the ...

Time-series analysis of keywords

Patent Number: 8447110
Publication Date: 2013-05-21
Inventor:

Processing for a time-series analysis of keywords comprises clustering or classifying pieces of document data, each of which is description of a phenomenon in a natural language, on the basis of frequencies of occurrence of keywords in the pieces of document data, individual keywords being also clustered or classified by clustering or classifying the pieces of document data, and performing a time-series analysis of frequencies of occurrence of pieces of document data containing individual ...

Method for utilizing segementation of raster image for compression of an image

Patent Number: 8447109
Publication Date: 2013-05-21
Inventor:

The invention relates to a method for the compression of a raster type image material by using segmentation, such that: a widespread start image (1) is divided into segments (1A, 1B, 1C, 1D), such that the segments contain distinct image sections different from each other at least in terms of color qualities thereof, and each segment is compressed with an image compression algorithm chosen according to internal qualities of the segment or with a different ...

Apparatus and method for extracting target, and recording media storing program performing the method

Patent Number: 8447108
Publication Date: 2013-05-21
Inventor:

Provided are an apparatus and a method for extracting a target related to an algorithm separating the target and a background by using statistical characteristics of the target and the background among target extracting methods required in a weight value center tracking method, and recording media storing a program performing the method. According to the present invention, it is possible to effectively separate the target region and the background region from each other and it is possible ...

Processing and comparing images

Patent Number: 8447107
Publication Date: 2013-05-21
Inventors: ;

Systems and methods are provided for calculating and using histogram descriptors to compare images and to identify visually similar content. According to at least one embodiment, multiple histograms descriptors are calculated for individual images of a collection of content. These histogram descriptors may be used to identify two or more visually similar images in the collection of content. For example, if a user identifies an image of an item of interest, then embodiments search across the ...

Method and apparatus for dynamic and adaptive enhancement of colors in digital video images using value bright-gain

Patent Number: 8447106
Publication Date: 2013-05-21
Inventors: ;

System and method for dynamically and adaptively enhancing user chosen colors on a frame-by-frame basis of an incoming digital video signal using a saturation dependent value bright-gain is disclosed. In one embodiment, a value-saturation 2D-histogram for each of the user chosen colors is formed using a substantially current video frame. Further, a saturation dependent value bright-gain is dynamically computed for each of the user chosen colors using the corresponding value-saturation ...

Data driven interpolation using geodesic affinity

Patent Number: 8447105
Publication Date: 2013-05-21
Inventor:

Often, information regarding images and/or other data may be incomplete. For example, an image may have depth information associated with a portion of the image, but not the entire image. It may be advantageous to extrapolate the values from the known points to the entire image. Accordingly, a dimensional array representing an image (or other data) may be traversed one or more times to generate an interpolated table. The interpolated table may comprise pixels of unknown value, where a pixel ...

Method, medium and system adjusting predicted values based on similarities between color values for image compressing/recovering

Patent Number: 8447104
Publication Date: 2013-05-21
Inventors: ;

A method, medium, and system compressing an image, and a method, medium, and system recovering an image. Values of colors of a pixel from among pixels making up an image are predicted from values of colors of a reference pixel corresponding to the pixel, and the predicted values of the colors of the pixel are corrected based on similarities in variations in color values in the ...

Methods and arrangements for image processing

Patent Number: 8447103
Publication Date: 2013-05-21
Inventors: ; ; ;

The present invention relates to methods and arrangements for compressing images. The invention is based on the fact that edge blocks contain much information in one direction (across the edge), but very little information in the other direction (along the edge). By encoding edges explicitly, it is possible to obtain a high quality to a very low cost for many blocks. A block is encoded by first specifying the orientation of the edge in the block, and then specifying the profile across the ...

Vector embedded graphics coding

Patent Number: 8447102
Publication Date: 2013-05-21
Inventors: ;

A method of coding High Definition (HD) color pictures is described. The method divides the HD picture into individual bit planes of the three colors. The method then interleaves the bit planes such that bit planes of the three colors having the same significance are coded together. The method codes a block of the picture based on the bit distribution in corresponding groups of the corresponding bit planes of the three colors. The method performs a first level grouping of bits in a bit ...

Image processing apparatus, image forming apparatus, image processing method, and storage medium

Patent Number: 8447101
Publication Date: 2013-05-21
Inventor:

Unevenness in density (line noise) resulting from color misregistration among RGB components in a halftone region or a line screen region is suppressed. With respect to a document that is discriminated as a printed photo document or a text/printed photo document that includes black halftones by a document type discrimination section, or to a region segmented into a black halftone region by a segmentation section, a non-uniform image suppressing operation mode is executed. In the non-uniform ...

Detecting apparatus of human component and method thereof

Patent Number: 8447100
Publication Date: 2013-05-21
Inventors: ;

Disclosed are an apparatus and a method of detecting a human component from an input image. The apparatus includes a training database (DB) to store positive and negative samples of a human component, an image processor to calculate a difference image for the input image, a sub-window processor to extract a feature population from a difference image that is calculated by the image processor for the positive and negative samples of a predetermined human component stored in the training DB, ...

Forming 3D models using two images

Patent Number: 8447099
Publication Date: 2013-05-21
Inventors: ;

A method for determining a three-dimensional model from two images comprising: receiving first and second images captured from first and second viewpoints, respectively, each image including a two-dimensional image together with a corresponding range map; identifying a set of corresponding features in the first and second two-dimensional images; removing any extraneous corresponding features in the set of corresponding features responsive to the first and second range maps to produce a ...

Model-based stereo matching

Patent Number: 8447098
Publication Date: 2013-05-21
Inventors: ;

Model-based stereo matching from a stereo pair of images of a given object, such as a human face, may result in a high quality depth map. Integrated modeling may combine coarse stereo matching of an object with details from a known 3D model of a different object to create a smooth, high quality depth map that captures the characteristics of the object. A semi-automated process may align the features of the object and the 3D model. A fusion technique may employ a stereo matching confidence ...

Calibration apparatus and method for assisting accuracy confirmation of parameter for three-dimensional measurement

Patent Number: 8447097
Publication Date: 2013-05-21
Inventors: ; ;

When computation of a three-dimensional measurement processing parameter is completed, accuracy of a computed parameter can easily be confirmed. After a parameter for three-dimensional measurement is computed through calibration processing using a calibration workpiece in which plural feature points whose positional relationship is well known can be extracted from an image produced by imaging, three-dimensional coordinate computing processing is performed using the computed parameter for ...

Method and device for processing a depth-map

Patent Number: 8447096
Publication Date: 2013-05-21
Inventor:

A device and apparatus for processing a depth-map including obtaining a depth-map based on a lossy compressed depth-map, the depth-map including depth information of a scene from a viewpoint, the scene includes an object; obtaining occlusion information for the scene from the viewpoint, the occlusion information including information occluded by the object in the depth-map; and processing at least part of the depth information using at least part of the occlusion information in order to ...