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| Number | Title | Issue Date |
| 7844114 | Logical structure layout identification and classification for offline character recognition A method and system for implementing character recognition is described herein. An input character is received. The input character is composed of one or more logical structures in a particular layout. The layout of the one or more logical structures is identified. ... | 11/30/2010 |
| 7720316 | Constraint-based correction of handwriting recognition errors A handwriting recognition system interprets handwritten text and produces a typed interpretation of that text. When the initial interpretation of the handwritten text is inaccurate, the handwriting recognition system alters the initial recognition by reinterpreting ... | 05/18/2010 |
| 7707248 | Credit-based peer-to-peer storage Distributed computing devices comprising a system for sharing computing resources can provide shared computing resources to users having sufficient resource credits. A user can earn resource credits by reliably offering a computing resource for sharing for a predete... | 04/27/2010 |
| 7664323 | Scalable hash-based character recognition The subject invention leverages a scalable character glyph hash table to provide an efficient means to identify print characters where the character glyphs are identical over independent presentation. The hash table allows for quick determinations of glyph meta data... | 02/16/2010 |
| 7661065 | Systems and methods that facilitate improved display of electronic documents A computer-implemented word processing system comprises an interface component that receives a features vector associated with an electronic document. An analysis component communicatively coupled to the interface component analyzes the features vector and determine... | 02/09/2010 |
| 7653944 | Segmentation based content alteration techniques The subject invention provides a unique system and method that facilitates creating HIP challenges (HIPs) that can be readily segmented and solved by human users but that are too difficult for non-human users. More specifically, the system and method utilize a varie... | 01/26/2010 |
| 7634137 | Unfolded convolution for fast feature extraction Systems and methods are described that facilitate performing feature extraction across multiple received input features to reduce computational overhead associated with feature processing related to, for instance, optical character recognition. Input feature informa... | 12/15/2009 |
| 7623710 | Document content and structure conversion A system that can convert content and structure of a document from an original format into a target format irrespective of the functional specifics of the original format. The system can automatically infer the content and structure of a document via a rendered form... | 11/24/2009 |
| 7624277 | Content alteration for prevention of unauthorized scripts Methods for preventing unauthorized scripting. The invention generates a human interactive proof to distinguish a human from a machine by generating a random set of characters and altering each of the characters individually to inhibit computerized character recogni... | 11/24/2009 |
| 7593574 | Ink warping for normalization and beautification / ink beautification Systems and methods are disclosed that facilitate normalizing and beautifying digitally generated handwriting, such as can be generated on a tablet PC or via scanning a handwritten document. A classifier can identify extrema in the digital handwriting and label such... | 09/22/2009 |
| 7565409 | Acquiring web page information without commitment to downloading the web page What is disclosed is acquiring information regarding a web page, without having to commit to downloading that page. In one embodiment, after a current web page is downloaded from one source, and information regarding web pages linked to by links in the current web p... | 07/21/2009 |
| 7548892 | Processing machine learning techniques using a graphics processing unit A system and method for processing machine learning techniques (such as neural networks) and other non-graphics applications using a graphics processing unit (GPU) to accelerate and optimize the processing. The system and method transfers an architecture that can be... | 06/16/2009 |
| 7512274 | Block retouching A system and method facilitating image retouching is provided. The invention includes an image retoucher having a boundary detector and an image extender. The invention provides for the image retoucher to extend care pixels of at least one of a foreground and a back... | 03/31/2009 |
| 7505946 | High performance content alteration architecture and techniques The present invention provides a unique system and method that facilitates obtaining high performance and more secure HIPs. More specifically, the HIPs can be generated in part by caching pre-rendered characters and/or pre-rendered arcs as bitmaps in binary form and... | 03/17/2009 |
| 7499588 | Low resolution OCR for camera acquired documents A global optimization framework for optical character recognition (OCR) of low-resolution photographed documents that combines a binarization-type process, segmentation, and recognition into a single process. The framework includes a machine learning approach traine... | 03/03/2009 |
| 7475061 | Image-based document indexing and retrieval A system that facilitates document retrieval and/or indexing is provided. A component receives an image of a document, and a search component searches data store(s) for a match to the document image. The match is performed over word-level topological properties of i... | 01/06/2009 |
| 7450786 | Whiteboard imaging system An image capturing system is installable in a room opposite a writing surface. The image capturing system is adapted to take visual images of the writing surface and identify information written thereon. ... | 11/11/2008 |
| 7418128 | Elastic distortions for automatic generation of labeled data A system that facilitates generation of data that can be employed in connection with training a classifier. The system comprises a component that receives a data set that is employed in connection with training the classifier, and an expansion component that applies... | 08/26/2008 |
| 7397952 | “Don't care” pixel interpolation A system and method facilitating image smoothing is provided. The invention includes an image processor having an image receptor and an image smoother. The invention provides for the image smoother to alter the value of a don't care pixel based, at least in part, up... | 07/08/2008 |
| 7397950 | Handwriting layout analysis of freeform digital ink input Electronic ink layout analysis systems and methods provide flexibility and efficiency in organizing, analyzing, and processing digital ink. These layout analysis systems and methods allow users substantial freedom in entering electronic ink into a pen-based computer... | 07/08/2008 |
| 7386171 | Activity detector A system and method facilitating activity (e.g., dithering/half toning and/or noise) detection is provided. The invention includes an activity detection system having a connected component analyzer and an activity detector. The invention provides for the quantity of... | 06/10/2008 |
| 7376275 | Clustering Systems and methods for performing clustering of a document image are disclosed. A property of an extracted mark from a document is compared to the properties of the existing clusters. If the property of the mark fails to match any of the properties of the existing ... | 05/20/2008 |
| 7317838 | Compression of bi-level images with explicit representation of ink clusters A system and method facilitating compression of bi-level images with explicit representation of ink clusters is provided. The present invention includes a cluster shape estimator that analyzes connected component information, extracts clusters and stores the cluster... | 01/08/2008 |
| 7263227 | Activity detector A system and method facilitating activity (e.g., dithering/half toning and/or noise) detection is provided. The invention includes an activity detection system having a connected component analyzer and an activity detector. The invention provides for the quantity of... | 08/28/2007 |
| 7219085 | System and method for accelerating and optimizing the processing of machine learning techniques using a graphics processing unit A system and method for processing machine learning techniques (such as neural networks) and other non-graphics applications using a graphics processing unit (GPU) to accelerate and optimize the processing. The system and method transfers an architecture that can be... | 05/15/2007 |
| 7206450 | Compression of bi-level images with explicit representation of ink clusters A system and method facilitating compression of bi-level images with explicit representation of ink clusters is provided. The present invention includes a cluster shape estimator that analyzes connected component information, extracts clusters and stores the cluster... | 04/17/2007 |
| 7203371 | Tarp filter Systems and methods for performing adaptive filtering are disclosed. The present invention generates probabilities that can be used in an encoder, such as an arithmetic encoder and generates those probabilities in a computationally efficient manner. Probabilities of... | 04/10/2007 |
| 7164797 | Clustering Systems and methods for performing clustering of a document image are disclosed. A property of an extracted mark from a document is compared to the properties of the existing clusters. If the property of the mark fails to match any of the properties of the existing ... | 01/16/2007 |
| 7155489 | Acquiring web page information without commitment to downloading the web page What is disclosed is acquiring information regarding a web page, without having to commit to downloading that page. In one embodiment, after a current web page is downloaded from one source, and information regarding web pages linked to by links in the current web p... | 12/26/2006 |
| 7123778 | Whiteboard imaging system An image capturing system is installable in a room separate from a writing surface and a second area. The image capturing system is adapted to take visual images of the writing surface and second area and identify information written thereon. ... | 10/17/2006 |
| 7120297 | Segmented layered image system Systems and methods for encoding and decoding document images are disclosed. Document images are segmented into multiple layers according to a mask. The multiple layers are non-binary. The respective layers can then be processed and compressed separately in order to... | 10/10/2006 |
| 7110596 | System and method facilitating document image compression utilizing a mask A system and method facilitating document image compression utilizing a mask separating a foreground of a document image from a background is provided. The invention includes a pixel energy analyzer adapted to partition regions into a foreground and background. The ... | 09/19/2006 |
| 7050632 | Handwriting layout analysis of freeform digital ink input Electronic ink layout analysis systems and methods provide flexibility and efficiency in organizing, analyzing, and processing digital ink. These layout analysis systems and methods allow users substantial freedom in entering electronic ink into a pen-based computer... | 05/23/2006 |
| 7043079 | “Don't care” pixel interpolation A system and method facilitating image smoothing is provided. The invention includes an image processor having an image receptor and an image smoother. The invention provides for the image smoother to alter the value of a don't care pixel based, at least in part, up... | 05/09/2006 |
| 7024039 | Block retouching A system and method facilitating image retouching is provided. The invention includes an image retoucher having a boundary detector and an image extender. The invention provides for the image retoucher to extend care pixels of at least one of a foreground and a back... | 04/04/2006 |
| 7016529 | System and method facilitating pattern recognition A system and method facilitating pattern recognition is provided. The invention includes a pattern recognition system having a convolutional neural network employing feature extraction layer(s) and classifier layer(s). The feature extraction layer(s) comprises convo... | 03/21/2006 |
| 6999628 | Tarp filter Systems and methods for performing adaptive filtering are disclosed. The present invention generates probabilities that can be used in an encoder, such as an arithmetic encoder and generates those probabilities in a computationally efficient manner. Probabilities of... | 02/14/2006 |
| 6917717 | System and method for image compression using wavelet coding of masked images Compression of images that have masked or “don't care” regions which are delineated by a binary image mask is achieved using “masked wavelet transforms.” A unique mask-dependent lifting scheme is used to compute invertible wavelet transforms of the input ima... | 07/12/2005 |
| 6904182 | Whiteboard imaging system An image capturing system is installable in a room opposite a writing surface. The image capturing system is adapted to take visual images of the writing surface and identify information written thereon. ... | 06/07/2005 |
| 6891974 | System and method providing improved data compression via wavelet coefficient encoding A data compression system is provided in accordance with the present invention. The system includes a scanning component which scans at least a portion of a transformed image. The scan is performed substantially in a horizontal direction on a first section of the po... | 05/10/2005 |
