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7595898 |
Print control apparatus, printer apparatus, information processing apparatus, and program product
A print control apparatus is connected to a printing device, and includes: a generation unit that generates first vector data for printing an image on a single sheet and second vector data for...
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7567714 |
System, method and apparatus for clustering features
A method, system, computer-readable medium, and apparatus for identifying a boundary of a cluster in a bitmap, the bitmap having at least one initially set bit, for applying an expansion shape to...
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7542174 |
Image processing method for reducing jaggy effect
An image processing method for reducing jaggy effect, which is applied in an image output device, is provided. Firstly, a continuous tone image is generated, and continuous tone pixels are defined...
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7483572 |
Recovering a non-linear warping function from images
A method determines a warping function between a first image and a second image. For each pixel in each scan-line of the first image, a distance matrix is constructed which represents distances...
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7474788 |
Method and system for enhancing image resolution using a modification vector
An image processing system. An input/output device receives information for pixels in an image corresponding to an object, wherein the information specifies optical properties. A storage device...
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7463779 |
Method of compressing digital ink using linear prediction
A method of compressing digital ink input including a sequence of strokes is provided. Each stroke is represented as a series of digital words representing x and y co-ordinates. The compressed...
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7433519 |
Bitstream format for compressed image data
It is desirable to provide a bitstream format for compressed data that would allow multiple processors to access and decompress different parts of the data in parallel. Compressed images are...
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7388988 |
Systems and methods for processing boundary information of a graphical object
In one embodiment, the present invention is directed to a method for processing boundary information of a graphical object. The method may comprise: receiving a graphical image that comprises the...
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7372916 |
Process and devices for transmitting digital signals over buses and computer program product therefore
Digital signals are transmitted on a bus at given instants selectively in a non-encoded format and an encoded format. The decision whether to transmit the signals in non-encoded format or in...
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7308148 |
Method of compressing digital ink
A method of compressing a digital ink input is disclosed. The digital ink includes a sequence of strokes, each stroke being represented as a series of digital words representing x and y...
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7302106 |
System and method for ink or handwriting compression
A system and method for compressing digital pen stroke data utilizing curve simplification. Digital pen stroke images (ink images) generate a relatively large amount of data to preserve the ink...
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7302001 |
Random access points in video encoding
In a method of encoding/decoding a video sequence, which is composed of video frames, at least one video frame is divided into a set of coding blocks, and at least one of the coding blocks is...
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7251375 |
Tile boundary artifact removal for arbitrary wavelet filters
A method for processing data is described. In one embodiment, the method includes decompressing a plurality of sets of compressed data, including performing detiling on a first set of compressed...
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7203375 |
Quantization error compensation apparatus and method thereof
A quantization error compensation includes a dividing unit to divide an input current image signal into a first high-frequency signal and a low-frequency signal; a changing unit to replace bits of...
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7149356 |
System and method for template matching of candidates within a two-dimensional image
The present invention includes a method for matching a stored template with an image of an object. This is a final stage identification device in the at least one candidate array is received from a...
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7146057 |
System and method for image analysis using a chaincode
The present invention includes a method for analyzing an image to screen for target candidates wherein an edge-follower detects straight segments within a plurality of longer edges and detects also...
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7133564 |
Dynamic chain-based thresholding using global characteristics
One embodiment relates to an apparatus for image processing. The apparatus includes a candidate edge chain identifier for identifying candidate edge chains in an image being processed, means for...
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7127118 |
System and method for compressing image files while preserving visually significant aspects
The present invention concerns a way of compressing an initial data structure that defines an image as an array of pixel elements. The method includes generating a new data structure that defines...
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7116823 |
System and method for analyzing a contour of an image by applying a Sobel operator thereto
The present invention includes a method for analyzing an image wherein elements defining a path within a two-dimensional image are received from a prescreener. A Sobel operator may be applied to...
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7039230 |
Method for compressing an image by using characteristic values
The present invention relates to a method compressing image data, more particularly to a method for compressing image data by using characteristic values. At first, input image data are executed by...
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7024047 |
Apparatus, method, and computer program product for image processing
An apparatus for image processing including a region detector, a density conversion unit, a compression unit, and an expansion unit. The region detector detects an edge region in an image data. The...
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7016082 |
Halftone dot thinning
The invention provides techniques for thinning halftone dots in a halftone dot bit map. A bit map filter may be used to thin the dots. For example, a target glyph may passed over the bit map. If...
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7012958 |
Partition coding method and device
The invention relates to a method of coding segmented pictures, or partitions, divided into homogeneous regions. Said method, called intra-mode coding process, comprises, for each successive...
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7003155 |
System and method for creating unclassified line drawings from classified NTM images
A system and method of automatically creating a NIMA certified line drawing from a National Imagery Transmission Format (NITF) image file. A grayscale (electro-optical) image and its associated...
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6947605 |
Dynamic chain-based thresholding using local characteristics
One embodiment relates to an apparatus for image processing. The apparatus includes a candidate edge chain identifier for identifying candidate edge chains in an image being processed, means for...
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6944337 |
Preventing green non-uniformity in image sensors
The present invention relates to digital image sensors and in particular to contour filters (ZSB, 7 ) preventing green non-uniformity in the contour signal of the RGB Bayer image sensors. A set of...
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6912316 |
Data compression and reconstruction methods and apparatuses for hard copy device
Data compression and reconstruction methods and apparatuses for a hard copy device are provided. The data compression method of compressing source image data, which is used for hard copying a...
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6911980 |
Manipulation of curves and surfaces
In a shape manipulation method, relocation information is received indicative of an intended change in position of a target location on a Bezier shape, the contour of the Bezier shape being...
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6909747 |
Process and device for coding video images
A process and device for coding video images using a non object-based coding standard that extracts at least one video object from an image originating from a sequence of images, by the...
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6873736 |
Method for supplementing digital image with picture element, and digital image encoder and decoder using the same
The present invention provides a method of supplementing a digital picture with a shorter delay time and less calculations. The padding method is applied to a picture having a great motion, and...
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6829371 |
Auto-setup of a video safety curtain system
A two-dimensional (2-D) machine-vision safety method and apparatus performs high-integrity, high efficiency machine vision. The system digitally filters a configurable number of time-sequenced...
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6778698 |
Method and apparatus for digital image segmentation
An image segmenter uses one or more techniques to accurately segment an image, including the use of a progressive flood fill to fill incompletely bounded segments, the use of a plurality of scaled...
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6774937 |
Image processing system and camera system
In the case where an output signal of an image pickup device is compressed and is transmitted through a transmission path with band limitation, when a conventional compression and expansion...
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6731799 |
Object segmentation with background extraction and moving boundary techniques
Image data for an image frame are allocated among three groups. In one group are image data which are part of a derived motion boundary, along with image data which differ by at least a threshold...
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6728412 |
Method and apparatus for on-the-fly image coding
A method and apparatus for on-the-fly coding digital images using a line scanner, a boundary matcher/follower and a coder, and utilizing a small amount of processing and memory is disclosed. In an...
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6714664 |
ROAD AREA EXTRACTING APPARATUS FOR EXTRACTING A ROAD AREA FROM A BLOCK MAP, DEFORMED MAP AUTOMATIC GENERATION SYSTEM FOR GENERATING A DEFORMED MAP FROM ROAD AREA DATA OBTAINED BY THE ROAD AREA EXTRACTING APPARATUS, MAP INFORMATION PROVIDING SYSTEM, GEOGRAPHICAL INFORMATION PROVIDING SYSTEM AND GEOGRAPHICAL INFORMATION DESCRIBING METHOD
A vector block information indicating a plurality of line segment rows is read out from a block map. Each line segment row divides an area of a block from an area of a road in an image drawing...
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6707946 |
Partition decoding method and device
The invention relates to a method of decoding coded signals corresponding to successive segmented pictures, or partitions, divided into homogeneous regions to which specific labels are respectively...
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6690821 |
Determining the font of text in an image
Systems and methods are provided for automatically determining the font of text in a captured document image. Sequences of turns (left, right, straight) around the boundaries of connected...
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6674910 |
Apparatus and method for image-compression encoding and decoding using adaptive transform
An apparatus and method for image-compression encoding and decoding using an adaptive transform in which, where different transform coefficients are outputted in accordance with a change of the...
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6674435 |
Fast, symmetric, integer bezier curve to polygon conversion
A printer forms an approximate of a Bezier curve as a sequence of line segments. Two parametric equations, X(t) and Y(t), are employed. Two methods can be used to evaluate the parametric equations....
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6665340 |
Moving picture encoding/decoding system, moving picture encoding/decoding apparatus, moving picture encoding/decoding method, and recording medium
A moving picture encoding/decoding system includes a moving picture encoding apparatus and moving picture decoding apparatus. The moving picture encoding apparatus has an input image encoding unit,...
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6650777 |
Searching and filtering content streams using contour transformations
Methods and systems are provided for locating objects within a content stream, by transforming prospective objects and evaluating the results to identify meaningful semantic values. Transformation...
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6633680 |
System, method and computer program product for small-font compression
A system, method and computer program product are provided for the compression of characters with a predetermined size. Initially, a plurality of characters are received. Thereafter, the characters...
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6628837 |
Assist channel coding with convolution coding
A system encodes a separate assist channel that carries only a small amount of additional information in a hardcopy document to compensate for failure of an OCR system to accurately reconstruct a...
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6614940 |
System, method and computer program product for generic outline font compression
A system, method and computer program product are provided for compression of characters. Upon receipt of a plurality of characters, at least one test is performed on the characters to determine if...
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6614933 |
Image processing apparatus and method, and storage medium
An encoding method efficiently encodes information relating to a multivalue image having an arbitrary shape, i.e., a rectangular or non-rectangular shape. An image processing apparatus includes an...
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6606414 |
Method and device for coding a digitized image
Image segments are not subjected to any residual error encoding when the coincidence of the encoding information of an image segment to be encoded with encoding information of a predicted image...
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6567560 |
Methods, apparatuses and program recording media for image coding and image decoding
An object of this invention is to provide a coding method and a coding apparatus for efficiently coding both a pixel value signal and a shape signal which are included in an image signal to be...
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6498608 |
Method and apparatus for variable weight outline emboldening of scalable outline fonts
An emboldened font is simulated from a regular font by moving the outline that describes the font along a vector normal to the direction of the outline a predetermined distance. A new emboldened...
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6487305 |
Deformed map automatic generation system including automatic extraction of road area from a block map and shape deformation of at least one road area drawn in the map
A vector block information indicating a plurality of line segment rows is read out from a block map. Each line segment row divides an area of a block from an area of a road in an image drawing...
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