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A Mufit Fennan, James H Errico, Petrus J L van Beek: Automatic user profiling. Sharp Laboratories of America, Chernoff Vilhauer McClung & Stenzel, February 2, 2010: US07657907 (76 worldwide citation)

A user profiling system preferably includes a set of fuzzy logic operators. Based upon the fuzzy logic operators the user profile may be updated.


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Atul Puri, A Murat Tekalp, Petrus J L van Beek: Mesh node coding to enable object based functionalities within a motion compensated transform video coder. AT&T, Sharp Laboratories, November 14, 2000: US06148026 (75 worldwide citation)

A method and apparatus for coding video data permits coding of video information with optional, enhanced functionalities. Video data is coded as base layer data and enhancement layer data. The base layer data includes convention motion compensated transform encoded texture and motion vector data. Op ...


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James Errico, Petrus J L van Beek, Ahmet Mufit Ferman, Baoxin Li, Louis J Kerofsky: System for presenting audio-video content. Sharp Laboratories of America, Chernoff Vilhauer McClung & Stenzel, March 8, 2011: US07904814 (50 worldwide citation)

A system for presenting a summarization of audio and/or visual content having a plurality of segments to a user together with a graphical user interface that preferably indicates to the viewer the relative temporal position of video segments viewed in the summary within the content from which the su ...


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Petrus J L van Beek, Ahmet Murat Tekalp: 2D mesh geometry and motion vector compression. Sharp Laboratories of America, Robert D Varitz P C, April 4, 2000: US06047088 (42 worldwide citation)

A system and method of encoding and decoding a dynamic mesh includes encoding and decoding a mesh geometry of a set of node points and encoding and decoding a mesh node motion vector for each node point.


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Hao Pan, Petrus J L van Beek: Method for automatic extraction of semantically significant events from video. Sharp Laboratories of America, Chernoff Vilhauer McClung & Stenzel, August 16, 2005: US06931595 (33 worldwide citation)

A method of determining the boundary of a slow motion replay of an event in a video includes determining a statistical measure of different portions of the video. The video may include the event and the slow motion replay of the event. Based upon the statistical measure determining the boundary of t ...


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Petrus J L Van Beek, Ahmet M Tekalp: Object-based video processing using forward-tracking 2-D mesh layers. Sharp Laboratories of America, Kolisch Hartwell Dickinson McCormack & Heuser, August 10, 1999: US05936671 (24 worldwide citation)

The invented method involves the object-based processing of parts of video frames referred to as Video Object Planes using 2-D meshes, wherein the color and shape information associated with the Video Object Planes are assumed to be known at every frame and wherein each video object is processed ind ...


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Mehmet U Demircin, Petrus J L van Beek: Sender-side bandwidth estimation for video transmission with receiver packet buffer. Sharp Laboratories of America, Chernoff Vilhauer McClung & Stenzel, August 24, 2010: US07784076 (22 worldwide citation)

A method of adaptively encoding video in response to an estimation of bandwidth over a transmission channel, where bandwidth estimation uses feedback packets from a receiver acknowledging receipt of video packets transmitted during an interval when the transmitted packets are not stored in a buffer ...


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