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Class Information
Number: 382/212
Name: Image analysis > Pattern recognition > Template matching (e.g., specific devices that determine the best match) > Nonholographic optical mask or transparency
Description: Subject matter wherein the optically formed image of each pattern* to be identified is compared to a set of optically stored prototypes, holograms not included.

Sub-classes under this class:

Class Number Class Name Patents
382/213 Using both positive and negative masks or transparencies 39
382/214 With a display 36

Patents under this class:
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Patent Number Title Of Patent Date Issued
8705850 Object determining device and program thereof Apr. 22, 2014
8666170 Computer system and method of matching for images and graphs Mar. 4, 2014
8643714 Test device and method for testing display parameters Feb. 4, 2014
8619331 Simulated paper texture using clear toner and glossmark on texture-less stock Dec. 31, 2013
8611728 Video matting based on foreground-background constraint propagation Dec. 17, 2013
8520060 Method and a system for calibrating and/or visualizing a multi image display and for reducing ghosting artifacts Aug. 27, 2013
8508587 Imaging device Aug. 13, 2013
8300925 Image processing apparatus, image processing method, and medium storing program thereof Oct. 30, 2012
8248661 Color-consistent three level differential gloss images Aug. 21, 2012
8019163 Information processing apparatus and method Sep. 13, 2011
8000537 Optical vision chip (OVC) and image recognition method using the same Aug. 16, 2011
7961978 Masking tool Jun. 14, 2011
7952753 System and method for replacing binary level masks in a page description May. 31, 2011
7889932 Methods and systems for detecting regions in digital images Feb. 15, 2011
7626743 Image processing apparatus, image processing method and image processing program for rendering pixels transparent in circumscribed areas Dec. 1, 2009
7587100 Masking tool Sep. 8, 2009
7577312 Image sequence enhancement system and method Aug. 18, 2009
7474788 Method and system for enhancing image resolution using a modification vector Jan. 6, 2009
7471817 Method for performing interactions on microscopic subjects that change in space and time, and system therefor Dec. 30, 2008
7423793 Method and apparatus for decoding digital signal Sep. 9, 2008
7333670 Image sequence enhancement system and method Feb. 19, 2008
7317558 System and method for image processing of multiple images Jan. 8, 2008
7260248 Image processing using measures of similarity Aug. 21, 2007
7117098 Machine-readable storage medium for analyzing distribution of macromolecules between the cell membrane and the cell cytoplasm Oct. 3, 2006
7054488 Method for determining transparency in images extraction May. 30, 2006
7027663 Masking tool Apr. 11, 2006
6477431 Watermark detection Nov. 5, 2002
6470100 Image composition processing apparatus and method thereof Oct. 22, 2002
6216267 Media capture and compression communication system using holographic optical classification, voice recognition and neural network decision processing Apr. 10, 2001
6215421 Coding apparatus and method, decoding apparatus and method, data processing system, and storage medium Apr. 10, 2001
5987188 Space integrating sliding image optical correlator Nov. 16, 1999
5953452 Optical-digital method and processor for pattern recognition Sep. 14, 1999
5929862 Antialiasing system and method that minimize memory requirements and memory accesses by storing a reduced set of subsample information Jul. 27, 1999
5701365 Subpixel character positioning with antialiasing with grey masking techniques Dec. 23, 1997
5689696 Method for maintaining information in a database used to generate high biased histograms using a probability function, counter and threshold values Nov. 18, 1997
5675670 Optical processor using an original display having pixels with an aperture ratio less than that for pixels in an operation pattern display Oct. 7, 1997
5583950 Method and apparatus for flash correlation Dec. 10, 1996
5537492 Picture compressing and restoring system and record pattern forming method for a spatial light modulator Jul. 16, 1996
5499304 Light mask Mar. 12, 1996
5491332 Transparency viewing apparatus having display and masking functions Feb. 13, 1996
5371808 Automated recognition of characters using optical filtering with maximum uncertainty - minimum variance (MUMV) functions Dec. 6, 1994
5267179 Ferroelectric optical image comparator Nov. 30, 1993
5076662 Electro-optical IFS finder Dec. 31, 1991
4955063 Vector display apparatus Sep. 4, 1990
4955060 Image recognition apparatus Sep. 4, 1990
4941733 Optical correlator system Jul. 17, 1990
4868884 Image extraction mask Sep. 19, 1989
4827529 Lines and characters separation apparatus May. 2, 1989
4817169 Page segmentor Mar. 28, 1989
4809344 Apparatus for preprocessing of character recognition Feb. 28, 1989

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