51
William K Pratt, Jean Francois Abramatic, Olivier Faugeras: Method and apparatus for improved digital image processing. Vicom Systems, Lyon & Lyon, May 18, 1982: US04330833 (54 worldwide citation)

An improved method and apparatus for digital image processing is disclosed which permits greater efficiency in implementation of digital filtering techniques. In one implementation specially selected small generating kernels, or masks, are sequentially convolved with a data array of pixels represent ...


52
James W Bacus, Robert J Marder: Methods for immunoploidy analysis. Cell Analysis Systems, Fitch Even Tabin & Flannery, January 25, 1994: US05281517 (52 worldwide citation)

A method and apparatus are provided for selecting and analyzing a subpopulation of cells or cell objects for a certain parameter such as DNA using image analysis means. The cells are first stained with an alkaline phosphatase technique including a monoclonal antibody specific to a protein in at leas ...


53
Robert A Ulichney: System for producing dithered images from continuous-tone image data. Digital Equipment Corporation, Fish & Richardson, September 4, 1990: US04955065 (52 worldwide citation)

A digital image processing system for converting continuous tone pixel values representing an image into halftone or dithered pixel values, with the dithered pixel values representing each pixel having fewer bits than are used to represent each pixel in the continuous tone image. The continuous tone ...


54
Peter Corcoran, Igor Barcovschi, Eran Steinberg, Yury Prilutsky, Petronel Bigioi: Digital image processing using face detection and skin tone information. FotoNation Vision, Andrew V Smith, November 30, 2010: US07844076 (51 worldwide citation)

A technique for processing a digital image uses face detection to achieve one or more desired image processing parameters. A group of pixels is identified that corresponds to a face image within the digital image. A skin tone is detected for the face image by determining one or more default color or ...


55
Roger Stephen Gaborski, Yuan Ming Fleming Lure, Thaddeus Francis Pawlicki: Automated method and system for digital image processing of radiologic images utilizing artificial neural networks. Eastman Kodak Company, William F Noval, January 5, 1999: US05857030 (51 worldwide citation)

An automated method and system for digital imaging processing of radiologic images, wherein digital image data is acquired and subjected to multiple phases of digital imaging processing. During the Pre-Processing stage, simultaneous box-rim filtering and k-nearest neighbor processing and subsequent ...


56
Jack M Holm: Pictorial digital image processing incorporating adjustments to compensate for dynamic range differences. Eugene Stephens & Associates, September 30, 2003: US06628823 (51 worldwide citation)

Image-dependent tone and color reproduction processing of digital images is accomplished by creating a spatially blurred and sub-sampled version of the original image, and applying knowledge of the capture device physical characteristics to obtain statistics related to the scene or original captured ...


57
Andrew J Lee, David M Bell, Jack M Needham: Adjustment of sensor geometry model parameters using digital imagery co-registration process to reduce errors in digital imagery geolocation data. Harris Corporation, Charles E Wands, November 30, 1999: US05995681 (50 worldwide citation)

A digital image processing system reduces errors in the parameters of a sensor geometry model, through which points in a captured digital image are geolocated to the surface of the earth by means of a `real time` co-registration mechanism that refines the geometry model associated with the working i ...


58
Sherif Makram Ebeid: Digital image processing method for local determination of the center and the width of objects in the form of contrasting bands on a background. U S Philips Corporation, Jack D Slobod, June 16, 1998: US05768405 (49 worldwide citation)

Digital image processing method for local determination of the center and the width of objects in the form of contrasting bands on a background. A digital image processing method, for representation of objects in the form of contrasting bands of substantially uniform intensity on a substantially uni ...


59
Muhammed I Sezan, Ralph Schaetzing: Digital image processing method employing histogram peak detection. Eastman Kodak Company, Thomas H Close, March 15, 1988: US04731863 (48 worldwide citation)

In many digital image processing methods, it is desirable to selectively apply digital image processing to identifiable structures in the image. For this purpose it is known to select gray level thresholds between structures based upon the location of corresponding peaks in the gray level histogram ...


60
Christ G Ellis: Intelligent vehicle apparatus and method for using the apparatus. May 9, 2006: US07042345 (48 worldwide citation)

The present intelligent vehicle apparatus includes, and a method utilizes, radar and sensor based systems, video and digital image processing, charged-coupled-device cameras, global positioning systems, engine sensors, computer telephony, vision enhancement, a central processor, a 180 degree scanner ...