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Class Information
Number: 382/221
Name: Image analysis > Pattern recognition > Template matching (e.g., specific devices that determine the best match) > Electronic template > Comparator > Counting difference pixels
Description: Subject matter wherein pixel*s of a pattern* which do not match another pattern* are used to determine the degree of correspondence between the pattern*s.

Sub-classes under this class:

Class Number Class Name Patents
382/222 Using an exclusive-or gate 35

Patents under this class:
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Patent Number Title Of Patent Date Issued
8682070 Method to restore edges in rasterized images Mar. 25, 2014
8644622 Compact signature for unordered vector sets with application to image retrieval Feb. 4, 2014
8619323 Image processing apparatus and image processing method for processing multivalued image data and recording an image in a pixel area on recording medium by a plurality of relative scans of reco Dec. 31, 2013
8553963 Digital subtraction angiography (DSA) motion compensated imaging system Oct. 8, 2013
8525112 Variable pixel density imaging Sep. 3, 2013
8508710 Display panel Aug. 13, 2013
8499046 Method and system for updating business cards Jul. 30, 2013
8436902 Method and system for weather condition detection with image-based road characterization May. 7, 2013
8331693 Information encoding apparatus and method, information retrieval apparatus and method, information retrieval system and method, and program Dec. 11, 2012
8314791 Method and apparatus for determining view impact Nov. 20, 2012
8229230 Method of digital image comparison for imaging software development Jul. 24, 2012
8126267 Methods and apparatuses for analyzing digital images to automatically select regions of interest thereof Feb. 28, 2012
8085292 Process and system used to discover and exploit the illusory depth properties inherent in an autostereoscopic image Dec. 27, 2011
8031950 Categorizing images of software failures Oct. 4, 2011
8019164 Apparatus, method and program product for matching with a template Sep. 13, 2011
8019182 Digital image modification using pyramid vignettes Sep. 13, 2011
7983489 User interface for navigating through images Jul. 19, 2011
7983504 Sign coring for contour reduction Jul. 19, 2011
7974473 Image processing method and image processing apparatus Jul. 5, 2011
7702159 System and method for detecting similar differences in images Apr. 20, 2010
7664292 Monitoring an output from a camera Feb. 16, 2010
7636478 Fast multiple template matching using a shared correlation map Dec. 22, 2009
7555164 Robust estimation of pixel values Jun. 30, 2009
7545984 Quantifying graphics image difference Jun. 9, 2009
7505841 Vision-based occupant classification method and system for controlling airbag deployment in a vehicle restraint system Mar. 17, 2009
7477785 Fuzzy image comparator Jan. 13, 2009
7454067 Symbol classification depending on cluster shapes in difference image Nov. 18, 2008
7440608 Method and system for detecting image defects Oct. 21, 2008
7391925 System and method for estimating noise using measurement based parametric fitting non-uniformity correction Jun. 24, 2008
7298907 Target recognizing device and target recognizing method Nov. 20, 2007
7295349 Systems and methods for compensating for print defects Nov. 13, 2007
7203335 System and method for extracting a watermark signal in a digital image sequence Apr. 10, 2007
7113880 Video testing via pixel comparison to known image Sep. 26, 2006
7046850 Image matching May. 16, 2006
7030885 Method and apparatus for measuring color-texture distance, and method and apparatus for sectioning image into plurality of regions using measured color-texture distance Apr. 18, 2006
7024041 Pattern inspection apparatus and method Apr. 4, 2006
7016538 Image processor for detecting specified pattern Mar. 21, 2006
6748102 Document alteration indicating system and method Jun. 8, 2004
6320671 Web browser printing enhancements Nov. 20, 2001
6314136 Method for performing wavelet-based image compaction losslessly and low bit precision requirements Nov. 6, 2001
5999652 Plume or combustion detection by time sequence differentiation of images over a selected time interval Dec. 7, 1999
5995660 Image processing apparatus Nov. 30, 1999
5946415 Method and apparatus to process drawing images Aug. 31, 1999
5912988 Image processing method and apparatus for distortion compensation Jun. 15, 1999
5835634 Bitmap comparison apparatus and method using an outline mask and differently weighted bits Nov. 10, 1998
5825925 Image classifier utilizing class distribution maps for character recognition Oct. 20, 1998
5793889 Plume or combustion detection by time sequence differentiation Aug. 11, 1998
5787199 Apparatus for detecting a foreground region for use in a low bit-rate image signal encoder Jul. 28, 1998
5189712 Correlation detector for images Feb. 23, 1993
5131054 Character recognition system using massively parallel computer that identifies a query character using degree of similarity with plurality of training characters of known identity Jul. 14, 1992

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