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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/172
Name: Image analysis > Histogram processing > For setting a threshold
Description: Subject matter where the histogram is analyzed in order to set one or multiple thresholds including methods based on locating histogram peaks and valleys.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8692872 3D glasses, method for driving 3D glasses, and system for providing 3D image Apr. 8, 2014
8693728 Image selection based on image content Apr. 8, 2014
8682095 Method for recognizing markers using dynamic threshold and learning system based on augmented reality using marker recognition Mar. 25, 2014
8675060 Machine vision based obstacle avoidance system Mar. 18, 2014
8666156 Image-based backgrounds for images Mar. 4, 2014
8649612 Parallelizing cascaded face detection Feb. 11, 2014
8634649 Backlit scene type detection Jan. 21, 2014
8625858 Method, apparatus, and computer-readable storage medium for pattern recognition Jan. 7, 2014
8615034 Method for analyzing random telegraph signal and threshold level determination method therefor Dec. 24, 2013
8611647 Method for generating background image and system for generating background image Dec. 17, 2013
8606007 Image processing apparatus and method Dec. 10, 2013
8599457 Image processing device, method, system and the associated program for generating a composite image Dec. 3, 2013
8594436 Method and circuit for detecting edge of fixed pattern Nov. 26, 2013
8588504 Technique for determining the state of a cell aggregation image processing program and image processing device using the technique, and method for producing a cell aggregation Nov. 19, 2013
8581906 Image processing apparatus and image processing method Nov. 12, 2013
8577142 Image processing device, image processing method and program with improved image contrast Nov. 5, 2013
8577155 System and method for duplicate text recognition Nov. 5, 2013
8571315 Information processing apparatus, information processing method, and program Oct. 29, 2013
8564849 System, method, and computer readable medium for scanning a document having a raised image on it Oct. 22, 2013
8559750 Method of performing adaptive contrast enhancement using hyperbolic tangent curve and image histogram Oct. 15, 2013
8559708 Image preprocessing Oct. 15, 2013
8553930 Crowd source content editing Oct. 8, 2013
8542921 Systems and methods for remote deposit of negotiable instrument using brightness correction Sep. 24, 2013
8532379 Image processing apparatus and image processing method Sep. 10, 2013
8520133 Imaging apparatus and method Aug. 27, 2013
8514290 Camera-shake correction apparatus and imaging apparatus including the same Aug. 20, 2013
8503778 Enhancing photograph visual quality using texture and contrast data from near infra-red images Aug. 6, 2013
8503814 Method and apparatus for spectrum estimation Aug. 6, 2013
8494266 Image processing apparatus, image processing method, and computer-readable recording medium Jul. 23, 2013
8488138 Method for composing a reflectivity histogram and reprographic apparatus using this method Jul. 16, 2013
8471864 Image processor and image processing method employing a dither pattern having sub-dither patterns Jun. 25, 2013
8467614 Method for processing optical character recognition (OCR) data, wherein the output comprises visually impaired character images Jun. 18, 2013
8463037 Detection of low contrast for image processing Jun. 11, 2013
8427706 Error diffusion halftoning techniques and configurations Apr. 23, 2013
8428334 Inspection System Apr. 23, 2013
8421859 Clear path detection using a hierachical approach Apr. 16, 2013
8411947 Video processing to detect movement of an object in the scene Apr. 2, 2013
8401291 Image processing that improves contrast in light and dark portions of an image Mar. 19, 2013
8401290 Method and system for processing to enhance digital images Mar. 19, 2013
8400462 Code processing in electronic terminal Mar. 19, 2013
8391599 Systems and methods for adaptive binarization of an image Mar. 5, 2013
8379938 Gradation correction characteristics evaluation device, image processing device, gradation correction characteristics evaluation method, image processing method, and computer-readable computer Feb. 19, 2013
8368956 Methods and systems for segmenting a digital image into regions Feb. 5, 2013
8363278 Method and apparatus capable of producing FM halftone dots in high speed Jan. 29, 2013
8358871 Method and device for detecting and correcting skewed image data Jan. 22, 2013
8358813 Image preprocessing Jan. 22, 2013
8355566 Method and device for use in converting a colour image into a grayscale image Jan. 15, 2013
8351699 Methods and apparatus for auto image binarization Jan. 8, 2013
8339673 Method and apparatus for improving edge sharpness with error diffusion Dec. 25, 2012
8340413 Display device and method of improving flicker of image Dec. 25, 2012

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