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Class Information
Number: 382/253
Name: Image analysis > Image compression or coding > Quantization > Vector quantization
Description: Subject matter in which a limited number of image values are stored in a codebook or dictionary and only those image values are outputted that are closest to the input image values.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7444030 |
Image encoding with dynamic buffer-capacity-level-based compression adjustment |
Oct. 28, 2008 |
| 7436884 |
Method and system for wavelet packet transmission using a best base algorithm |
Oct. 14, 2008 |
| 7417772 |
Vector error diffusion |
Aug. 26, 2008 |
| 7415392 |
System for separating multiple sound sources from monophonic input with non-negative matrix factor deconvolution |
Aug. 19, 2008 |
| 7397962 |
Automatic method of identifying image subregions for reuse during datastream transmission |
Jul. 8, 2008 |
| 7391917 |
Image processing method |
Jun. 24, 2008 |
| 7391918 |
Fixed, variable and adaptive bit rate data source encoding (compression) method |
Jun. 24, 2008 |
| 7388992 |
Digital photographic device for controlling compression parameter of image data and method of deciding compression parameter value of image data |
Jun. 17, 2008 |
| 7305140 |
System and method for robust image representation over error-prone channels |
Dec. 4, 2007 |
| 7286708 |
Method for encoding and serving geospatial or other vector data as images |
Oct. 23, 2007 |
| 7286712 |
Method and apparatus for efficiently encoding chromatic images using non-orthogonal basis functions |
Oct. 23, 2007 |
| 7277588 |
Quantization and compression of information in a direct acyclic graph |
Oct. 2, 2007 |
| 7263204 |
Blind watermarking method by grouping codewords for VQ-quantized images |
Aug. 28, 2007 |
| 7257268 |
Systems and methods for image pattern recognition |
Aug. 14, 2007 |
| 7254271 |
Method for encoding and serving geospatial or other vector data as images |
Aug. 7, 2007 |
| 7251376 |
Data compression engines and real-time wideband compressor for multi-dimensional data |
Jul. 31, 2007 |
| 7248744 |
Vector quantization of images |
Jul. 24, 2007 |
| 7236640 |
Fixed, variable and adaptive bit rate data source encoding (compression) method |
Jun. 26, 2007 |
| 7236634 |
Image encoding of moving pictures |
Jun. 26, 2007 |
| 7231089 |
Image encoding/decoding method, apparatus thereof and recording medium in which program therefor is recorded |
Jun. 12, 2007 |
| 7174040 |
Fast method for training and evaluating support vector machines with a large set of linear features |
Feb. 6, 2007 |
| 7146050 |
Facial classification of static images using support vector machines |
Dec. 5, 2006 |
| 7136533 |
Color image compression with adaptive prediction |
Nov. 14, 2006 |
| 7137005 |
Method of watermarking digital data |
Nov. 14, 2006 |
| 7116831 |
Chrominance motion vector rounding |
Oct. 3, 2006 |
| 7106901 |
Method and apparatus for image classification |
Sep. 12, 2006 |
| 7099517 |
Codebook search methods |
Aug. 29, 2006 |
| 7091987 |
Patterning and dot gain improvement for vector error diffusion |
Aug. 15, 2006 |
| 7079684 |
Method and apparatus for color quantization of images employing a dynamic color map |
Jul. 18, 2006 |
| 7065252 |
System and method providing improved data compression via wavelet coefficient encoding |
Jun. 20, 2006 |
| 7054468 |
Face recognition using kernel fisherfaces |
May. 30, 2006 |
| 7046403 |
Image edge color computation |
May. 16, 2006 |
| 7046852 |
Fast image decompression via look up table |
May. 16, 2006 |
| 7043087 |
Image processing system |
May. 9, 2006 |
| 7039244 |
Fixed-rate block based image compression |
May. 2, 2006 |
| 7039249 |
Code converter, encoder, image output device and method thereof |
May. 2, 2006 |
| 7039251 |
Quantization and compression of information in a direct acyclic graph |
May. 2, 2006 |
| 7024048 |
Method of compressing and/or decompressing a data set using significance mapping |
Apr. 4, 2006 |
| 7020194 |
Apparatus and method for vector descriptor representation and multimedia data retrieval |
Mar. 28, 2006 |
| 7003039 |
Dictionary generation method for video and image compression |
Feb. 21, 2006 |
| 6992671 |
Method and apparatus for compressing Bezier descriptions of letterforms in outline fonts using vector quantization techniques |
Jan. 31, 2006 |
| 6993202 |
Decoding apparatus, method, and storage medium for inputting and decoding variable-length coded data |
Jan. 31, 2006 |
| 6975763 |
Shade component removing apparatus and shade component removing method for removing shade in image |
Dec. 13, 2005 |
| 6970268 |
Color image processing method and apparatus thereof |
Nov. 29, 2005 |
| 6968092 |
System and method for reduced codebook vector quantization |
Nov. 22, 2005 |
| 6947944 |
Database managing apparatus and database record retrieving apparatus |
Sep. 20, 2005 |
| 6944347 |
Image compression and restoring method for binary images |
Sep. 13, 2005 |
| 6944350 |
Method for image coding by rate-distortion adaptive zerotree-based residual vector quantization and system for effecting same |
Sep. 13, 2005 |
| 6931067 |
Apparatus and method for image coding using tree-structured quantization based on wavelet transform |
Aug. 16, 2005 |
| 6915020 |
Generating graphical bar codes by halftoning with embedded graphical encoding |
Jul. 5, 2005 |
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