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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/272
Name: Image analysis > Image enhancement or restoration > Variable threshold, gain, or slice level > Based on a local average, mean, or median
Description: Subject matter wherein the threshold or quantization value of a particular image element depends on an average, mean or median measurement of neighboring elements, with a similar average, mean or median operation being applied to each element of the whole image.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8682095 Method for recognizing markers using dynamic threshold and learning system based on augmented reality using marker recognition Mar. 25, 2014
8655097 Adaptive bilateral blur brush tool Feb. 18, 2014
8644639 System and method for reduction of block noise Feb. 4, 2014
8594455 System and method for image enhancement and improvement Nov. 26, 2013
8577183 Resolution on demand Nov. 5, 2013
8571344 Method of determining a feature of an image using an average of horizontal and vertical gradients Oct. 29, 2013
8571271 Dual-phase red eye correction Oct. 29, 2013
8565549 Image contrast enhancement Oct. 22, 2013
8532427 System and method for image enhancement Sep. 10, 2013
8477149 Real-time chromakey matting using image statistics Jul. 2, 2013
8478065 Pixel processing Jul. 2, 2013
8442350 Edge parameter computing method for image and image noise omitting method utilizing the edge parameter computing method May. 14, 2013
8437031 Image processing device and method for reducing an original image May. 7, 2013
8433155 Gaussian noise rejection with directional variance capabilities for use in image processing Apr. 30, 2013
8422818 Method and apparatus for image processing Apr. 16, 2013
8406459 Method and apparatus to mark a document using a combination between guilloches and watermarking, method and apparatus to read previous combination Mar. 26, 2013
8363975 Image determining device, image determining method, and program Jan. 29, 2013
8363889 Image data processing systems for hiding secret information and data hiding methods using the same Jan. 29, 2013
8310732 Image processing device, system and method Nov. 13, 2012
8311328 Electronic vision aid and electronic vision aid method Nov. 13, 2012
8305458 Image processing apparatus, image processing method, program, and storage medium for correcting chromatic aberration Nov. 6, 2012
8306352 Image processing method and apparatus Nov. 6, 2012
8300930 Method for statistical analysis of images for automatic white balance of color channel gains for image sensors Oct. 30, 2012
8300987 Apparatus and method for generating a detail-enhanced upscaled image Oct. 30, 2012
8300092 In-vivo image acquiring apparatus, in-vivo image receiving apparatus, in-vivo image displaying apparatus, and noise eliminating method Oct. 30, 2012
8284417 Image processing device capable of preventing needless printing Oct. 9, 2012
8249386 Video bandwidth resolution in DFT-based spectrum analysis Aug. 21, 2012
8238653 Methods and mechanisms for probabilistic color correction Aug. 7, 2012
8237689 Image encoding device, image processing device, image display device, image encoding method, and image processing method Aug. 7, 2012
8237867 Dynamic gain adjustment method based on brightness and apparatus thereof Aug. 7, 2012
8218898 Method and apparatus providing noise reduction while preserving edges for imagers Jul. 10, 2012
8213698 Systems and methods for capsule camera control Jul. 3, 2012
8206302 Method and apparatus for filling doppler signal gaps in ultrasound diagnostic imaging Jun. 26, 2012
8184126 Method and apparatus processing pixel signals for driving a display and a display using the same May. 22, 2012
8180172 Image processing method May. 15, 2012
8175382 Learning image enhancement May. 8, 2012
8175337 Apparatus and method of measuring distance using structured light May. 8, 2012
8175355 Factor analysis in medical imaging May. 8, 2012
8165416 Automatic gain and exposure control using region of interest detection Apr. 24, 2012
8154630 Image processing apparatus, image processing method, and computer readable storage medium which stores image processing program Apr. 10, 2012
8150163 System and method for recovering image detail from multiple image frames in real-time Apr. 3, 2012
8131072 Method and apparatus for reducing image artifacts based on aperture-driven color kill with color saturation assessment Mar. 6, 2012
8131107 Method and system for identifying defects in NDT image data Mar. 6, 2012
8131089 Visibility data compression/decompression method, compression system and decoder Mar. 6, 2012
8125458 Detecting finger orientation on a touch-sensitive device Feb. 28, 2012
8125680 Image processing apparatus and control method thereof Feb. 28, 2012
8126267 Methods and apparatuses for analyzing digital images to automatically select regions of interest thereof Feb. 28, 2012
8111935 Image processing methods and image processing apparatus utilizing the same Feb. 7, 2012
8103119 Image processing device, image processing method, image processing program product, and image-capturing device Jan. 24, 2012
8098928 Apparatus for picking up objects Jan. 17, 2012

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