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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/281
Name: Image analysis > Image transformation or preprocessing > Walsh, hough, or hadamard transform
Description: Subject matter wherein a Walsh, Hough, or Hadamard transform is performed on image data.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8660380 Method and system for performing two-dimensional transform on data value array with reduced power consumption Feb. 25, 2014
8655103 Deriving an image representation using frequency components of a frequency representation Feb. 18, 2014
8611694 Estimating 3D structure from a 2D image Dec. 17, 2013
8570383 Apparatus, method and computer program for recognizing a gesture in a picture, and apparatus, method and computer program for controlling a device Oct. 29, 2013
8559720 Using a video processing and text extraction method to identify video segments of interest Oct. 15, 2013
8548227 Image processing apparatus and computer program Oct. 1, 2013
8538157 Device, method and computer program for detecting characters in an image Sep. 17, 2013
8533480 Document modification detection and prevention Sep. 10, 2013
8532328 Methods and apparatus for planetary navigation Sep. 10, 2013
8526731 Hough transform method for linear ribbon and circular ring detection in the gradient domain Sep. 3, 2013
8478070 Information processing apparatus, block detection method, and program Jul. 2, 2013
8463048 Method and an apparatus for difference measurement of an image Jun. 11, 2013
8428378 Post-beamformer ultrasound compression Apr. 23, 2013
8417057 Method of compensating for distortion in text recognition Apr. 9, 2013
8406527 Pattern model positioning method in image processing, image processing apparatus, image processing program, and computer readable recording medium Mar. 26, 2013
8363906 Method, apparatus, and computer readable storage medium for biometric image extraction, registration, and correlation Jan. 29, 2013
8355579 Automatic extraction of planetary image features Jan. 15, 2013
8355599 Methods and devices for detecting changes in background of images using multiple binary images thereof and hough transformation Jan. 15, 2013
8325991 Device and method for biometrics authentication Dec. 4, 2012
8320670 Hough transform method for linear ribbon and circular ring detection in the gradient domain Nov. 27, 2012
8320708 Tilt adjustment for optical character recognition in portable reading machine Nov. 27, 2012
8306270 Vehicle travel support device, vehicle, vehicle travel support program Nov. 6, 2012
8300113 Hadamard multimode optical imaging transceiver Oct. 30, 2012
8265425 Rectangular table detection using hybrid RGB and depth camera sensors Sep. 11, 2012
8249387 Image processing method and apparatus for detecting lines of images and start and end points of lines Aug. 21, 2012
8213723 Method and system for determining near duplicate images Jul. 3, 2012
8208757 Recognition system, recognition method, and recognition program Jun. 26, 2012
8170278 System and method for detecting and tracking an object of interest in spatio-temporal space May. 1, 2012
8170340 Device, method and computer program for identifying a traffic sign in an image May. 1, 2012
8150207 Accelerating the hough transform Apr. 3, 2012
8139871 Circuit and method for adaptive, lossless compression of successive digital data Mar. 20, 2012
8135191 Method and device for automatically detecting collimation edges Mar. 13, 2012
8131098 Image processing device, image processing method, image processing system, program, storage medium, and integrated circuit Mar. 6, 2012
8107767 Data transform apparatus and control method thereof Jan. 31, 2012
8090172 Robust segmentation of breast and muscle in MRI Jan. 3, 2012
8064496 Interference cancellation for wireless communication Nov. 22, 2011
8055060 Image processing apparatus capable of operating correspondence between base image and reference image, method of controlling that image processing apparatus, and computer-readable medium recor Nov. 8, 2011
7974436 Methods, apparatus and programs for generating and utilizing content signatures Jul. 5, 2011
7920758 Measurement apparatus and method of measurement of video spatial scale, offset and cropping Apr. 5, 2011
7912290 Energy minimization for classification, pattern recognition, sensor fusion, data compression, network reconstruction and signal processing Mar. 22, 2011
7860279 Image matching method, program, and image matching system Dec. 28, 2010
7778453 Multi-modality method and software for representation and evaluation of extremity exposures of arthritis/arthrosis patients Aug. 17, 2010
7747103 Image matching system, program, and image matching method Jun. 29, 2010
7738730 Method of image analysis using sparse hough transform Jun. 15, 2010
7724929 System and method for myocardium segmentation in realtime cardiac MR data May. 25, 2010
7720307 Image matching method, program, and image matching system May. 18, 2010
7716265 Data transformation apparatus and method May. 11, 2010
7702155 Energy minimization for classification, pattern recognition, sensor fusion, data compression, network reconstruction and signal processing Apr. 20, 2010
7680357 Method and apparatus for detecting positions of center points of circular patterns Mar. 16, 2010
7634159 System and method for parallel computation of an array transform Dec. 15, 2009

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