US Patent No: 6,192,360
Number of patents in Portfolio can not be more than 2000
Methods and apparatus for classifying text and for building a text classifier
Stats
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Feb 20, 2001
Issued date -
Jun 23, 1998
filing date -
09/102,946
serial no -
In Force
status
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Abstract
A text classifier and building the text classifier by determining appropriate parameters for the text classifier.
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First Claim
Related Publications
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
| Patent Owner | Address | Total Patents |
|---|---|---|
| MICROSOFT CORPORATION | REDMOND, WA | 24565 |
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Inventor(s)
| Inventor Name | Address | # of filed Patents | Total Citations |
|---|---|---|---|
| Dumais, Susan T | Kirkland, WA | 97 | 1969 |
| Heckerman, David | Bellevue, WA | 6 | 287 |
| Horvitz, Eric | Kirkland, WA | 111 | 3695 |
| Platt, John Carlton | Bellevue, WA | 5 | 323 |
| Sahami, Mehran | Redwood City, CA | 37 | 961 |
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 6,115,488 Method and system for combining automated detections from digital mammograms with observed detections of a human interpreter | 32 | 1999 | |
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| 6,115,708 Method for refining the initial conditions for clustering with applications to small and large database clustering | 46 | 1998 | |
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| 6,115,052 System for reconstructing the 3-dimensional motions of a human figure from a monocularly-viewed image sequence | 121 | 1998 | |
Patent Citation Ranking
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|---|---|---|---|
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| 6,622,160 Methods for routing items for communications based on a measure of criticality | 24 | 1999 | |
| 6,816,847 computerized aesthetic judgment of images | 15 | 1999 | |
| 6,502,082 Modality fusion for object tracking with training system and method | 62 | 1999 | |
| 6,728,690 Classification system trainer employing maximum margin back-propagation with probabilistic outputs | 42 | 1999 | |
| 6,697,769 Method and apparatus for fast machine training | 13 | 2000 | |
| 6,898,737 Automatic classification of event data | 11 | 2001 | |
| 7,298,903 Method and system for separating text and drawings in digital ink | 3 | 2001 | |
| 7,392,472 Layout analysis | 7 | 2002 | |
| 7,263,227 Activity detector | 5 | 2002 | |
| 7,164,797 Clustering | 1 | 2002 | |
| 8,046,832 Spam detector with challenges | 6 | 2002 | |
| 7,120,297 Segmented layered image system | 25 | 2002 | |
| 7,110,596 System and method facilitating document image compression utilizing a mask | 4 | 2002 | |
| 7,016,884 Probability estimate for K-nearest neighbor | 8 | 2002 | |
| 7,266,559 Method and apparatus for adapting a search classifier based on user queries | 7 | 2002 | |
| 8,335,683 System for using statistical classifiers for spoken language understanding | 0 | 2003 | |
| 7,249,162 Adaptive junk message filtering system | 40 | 2003 | |
| 7,219,148 Feedback loop for spam prevention | 67 | 2003 | |
| 7,483,947 Message rendering for identification of content features | 7 | 2003 | |
| 8,166,392 Method for automatically assigning priorities to documents and messages | 0 | 2003 | |
| 7,272,853 Origination/destination features and lists for spam prevention | 68 | 2003 | |
| 7,711,779 Prevention of outgoing spam | 12 | 2003 | |
| 7,519,668 Obfuscation of spam filter | 4 | 2003 | |
| 7,337,181 Methods for routing items for communications based on a measure of criticality | 11 | 2003 | |
| 8,214,438 (More) advanced spam detection features | 0 | 2004 | |
| 7,444,384 Integration of a computer-based message priority system with mobile electronic devices | 12 | 2004 | |
| 7,233,954 Methods for routing items for communications based on a measure of criticality | 4 | 2004 | |
| 7,464,264 Training filters for detecting spasm based on IP addresses and text-related features | 25 | 2004 | |
| 7,499,588 Low resolution OCR for camera acquired documents | 6 | 2004 | |
| 7,409,708 Advanced URL and IP features | 24 | 2004 | |
| 7,664,819 Incremental anti-spam lookup and update service | 4 | 2004 | |
| 7,904,517 Challenge response systems | 3 | 2004 | |
| 7,660,865 Spam filtering with probabilistic secure hashes | 3 | 2004 | |
| 7,698,339 Method and system for summarizing a document | 2 | 2004 | |
| 7,464,093 Methods for routing items for communications based on a measure of criticality | 1 | 2005 | |
| 7,930,353 Trees of classifiers for detecting email spam | 5 | 2005 | |
| 7,376,275 Clustering | 5 | 2005 | |
| 8,065,370 Proofs to filter spam | 1 | 2005 | |
| 7,397,952 "Don't care" pixel interpolation | 3 | 2005 | |
| 7,451,123 Probability estimate for K-nearest neighbor | 0 | 2005 | |
| 7,333,965 Classifying text in a code editor using multiple classifiers | 1 | 2006 | |
| 7,512,274 Block retouching | 2 | 2006 | |
| 7,764,834 System and method facilitating document image compression utilizing a mask | 2 | 2006 | |
| 7,376,266 Segmented layered image system | 9 | 2006 | |
| 8,224,905 Spam filtration utilizing sender activity data | 1 | 2006 | |
| 8,065,307 Parsing, analysis and scoring of document content | 2 | 2006 | |
| 7,665,131 Origination/destination features and lists for spam prevention | 6 | 2007 | |
| 8,364,617 Resilient classification of data | 0 | 2007 | |
| 7,873,583 Combining resilient classifiers | 1 | 2007 | |
| 7,558,832 Feedback loop for spam prevention | 2 | 2007 | |
| 7,386,171 Activity detector | 0 | 2007 | |
| 8,392,816 Page classifier engine | 0 | 2007 | |
| 8,250,469 Document layout extraction | 0 | 2007 | |
| 7,853,599 Feature selection for ranking | 0 | 2008 | |
| 8,250,159 Message rendering for identification of content features | 0 | 2009 | |
| 8,140,567 Measuring entity extraction complexity | 0 | 2010 | |
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| 6,862,710 Internet navigation using soft hyperlinks | 90 | 2000 | |
| 6,510,406 Inverse inference engine for high performance web search | 189 | 2000 | |
| 6,757,646 Extended functionality for an inverse inference engine based web search | 75 | 2001 | |
| 7,283,951 Method and system for enhanced data searching | 16 | 2001 | |
| 7,051,017 Inverse inference engine for high performance web search | 35 | 2002 | |
| 7,398,201 Method and system for enhanced data searching | 18 | 2003 | |
| 7,269,598 Extended functionality for an inverse inference engine based web search | 16 | 2004 | |
| 7,526,425 Method and system for extending keyword searching to syntactically and semantically annotated data | 24 | 2004 | |
| 8,131,540 Method and system for extending keyword searching to syntactically and semantically annotated data | 2 | 2009 | |
| 7,953,593 Method and system for extending keyword searching to syntactically and semantically annotated data | 0 | 2009 | |
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| 7,725,414 Method for developing a classifier for classifying communications | 5 | 2004 | |
| 7,523,085 Topical sentiments in electronically stored communications | 19 | 2005 | |
| 8,271,316 Consumer to business data capturing system | 2006 | ||
| 7,596,552 Method and system for extracting web data | 9 | 2006 | |
| 7,600,017 System and method for scoring electronic messages | 19 | 2007 | |
| 7,844,483 System and method for predicting external events from electronic author activity | 4 | 2007 | |
| 7,844,484 System and method for benchmarking electronic message activity | 3 | 2007 | |
| 7,877,345 Topical sentiments in electronically stored communications | 4 | 2009 | |
| 8,041,669 Topical sentiments in electronically stored communications | 2 | 2010 | |
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| 6,477,551 Interactive electronic messaging system | 47 | 1999 | |
| 6,519,576 Method and system for predicting transaction | 11 | 2000 | |
| 6,785,683 Categorization and presentation tool for code resources | 24 | 2000 | |
| 6,721,737 Method of ranking items using efficient queries | 5 | 2001 | |
| 6,609,124 Hub for strategic intelligence | 16 | 2001 | |
| 7,130,833 Classification method of labeled ordered trees using support vector machines | 2 | 2003 | |
| 7,565,369 System and method for mining time-changing data streams | 1 | 2004 | |
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| 7,664,812 Phonetic filtering of undesired email messages | 7 | 2003 | |
| 7,610,341 Filtered email differentiation | 5 | 2003 | |
| 7,451,184 Child protection from harmful email | 7 | 2003 | |
| 7,506,031 Filtering email messages corresponding to undesirable domains | 7 | 2006 | |
| 8,090,778 Foreign network SPAM blocker | 0 | 2006 | |
| 7,949,718 Phonetic filtering of undesired email messages | 1 | 2009 | |
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| 6,823,323 Automatic classification method and apparatus | 15 | 2001 | |
| 7,415,445 Feature selection for two-class classification systems | 7 | 2002 | |
| 7,720,781 Feature selection method and apparatus | 2 | 2003 | |
| 7,185,008 Document classification method and apparatus | 15 | 2003 | |
| 7,593,903 Method and medium for feature selection of partially labeled data | 2 | 2004 | |
| 7,437,334 Preparing data for machine learning | 3 | 2004 | |
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| 7,386,527 Effective multi-class support vector machine classification | 10 | 2003 | |
| 7,958,067 Data classification methods using machine learning techniques | 4 | 2007 | |
| 7,937,345 Data classification methods using machine learning techniques | 4 | 2007 | |
| 7,761,391 Methods and systems for improved transductive maximum entropy discrimination classification | 2 | 2007 | |
| 8,374,977 Methods and systems for transductive data classification | 0 | 2010 | |
| 8,239,335 Data classification using machine learning techniques | 1 | 2011 | |
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| 7,509,578 Classification method and apparatus | 5 | 2005 | |
| 8,015,198 Method for automatically indexing documents | 2 | 2008 | |
| 7,908,430 Associative memory | 0 | 2008 | |
| 8,276,067 Classification method and apparatus | 0 | 2008 | |
| 8,209,481 Associative memory | 0 | 2011 | |
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| 7,076,527 Method and apparatus for filtering email | 21 | 2001 | |
| 7,991,720 Method and apparatus for organizing information in a computer system | 3 | 2003 | |
| 7,836,135 Method and apparatus for filtering email | 0 | 2006 | |
| 7,856,479 Method and apparatus for filtering email | 1 | 2006 | |
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| 6,732,157 Comprehensive anti-spam system, method, and computer program product for filtering unwanted e-mail messages | 149 | 2002 | |
| 7,953,814 Stopping and remediating outbound messaging abuse | 3 | 2006 | |
| 7,680,890 Fuzzy logic voting method and system for classifying e-mail using inputs from multiple spam classifiers | 6 | 2006 | |
| 8,363,793 Stopping and remediating outbound messaging abuse | 0 | 2011 | |
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| 6,532,467 Method for selecting node variables in a binary decision tree structure | 16 | 2000 | |
| 6,996,575 Computer-implemented system and method for text-based document processing | 19 | 2002 | |
| 7,809,539 Method for selecting node variables in a binary decision tree structure | 0 | 2002 | |
| 7,127,466 Method for selecting node variables in a binary decision tree structure | 2 | 2003 | |
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| 7,996,470 Processing rules for digital messages | 2 | 2003 | |
| 7,930,351 Identifying undesired email messages having attachments | 1 | 2003 | |
| 7,844,678 Filtering email messages corresponding to undesirable domains | 3 | 2008 | |
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| 6,640,228 Method for detecting incorrectly categorized data | 6 | 2000 | |
| 7,734,627 Document similarity detection | 11 | 2003 | |
| 8,209,339 Document similarity detection | 0 | 2010 | |
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| 8,204,891 Method and subsystem for searching media content within a content-search-service system | 0 | 2008 | |
| 7,917,492 Method and subsystem for information acquisition and aggregation to facilitate ontology and language-model generation within a content-search-service system | 4 | 2008 | |
| 8,396,878 Methods and systems for generating automated tags for video files | 0 | 2011 | |
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| 6,718,333 Structured document classification device, structured document search system, and computer-readable memory causing a computer to function as the same | 17 | 1999 | |
| 7,295,977 Extracting classifying data in music from an audio bitstream | 11 | 2001 | |
| 7,406,450 Spread kernel support vector machine | 3 | 2006 | |
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| 8,204,945 Hash-based systems and methods for detecting and preventing transmission of unwanted e-mail | 0 | 2008 | |
| 8,272,060 Hash-based systems and methods for detecting and preventing transmission of polymorphic network worms and viruses | 2010 | ||
| 8,166,549 Hash-based systems and methods for detecting and preventing transmission of polymorphic network worms and viruses | 0 | 2010 | |
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| 7,882,193 Apparatus and method for weighted and aging spam filtering rules | 9 | 2002 | |
| 7,831,667 Method and apparatus for filtering email spam using email noise reduction | 4 | 2004 | |
| 8,402,102 Method and apparatus for filtering email spam using email noise reduction | 0 | 2010 | |
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| 7,620,626 System, method, and software for identifying historically related legal opinions | 3 | 2006 | |
| 7,984,053 System, method, and software for identifying historically related legal cases | 1 | 2009 | |
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| 8,331,656 Robust pattern recognition system and method using Socratic agents | 0 | 2012 | |
| 8,331,657 Robust pattern recognition system and method using socratic agents | 0 | 2012 | |
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| 8,041,632 Method and system for using a Bayesian belief network to ensure data integrity | 0 | 2000 | |
| 8,341,075 Method and system for using a bayesian belief network to ensure data integrity | 0 | 2011 | |
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| 7,519,565 Methods and apparatuses for classifying electronic documents | 14 | 2004 | |
| 7,890,441 Methods and apparatuses for classifying electronic documents | 2 | 2009 | |
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| 6,751,628 Process and system for sparse vector and matrix representation of document indexing and retrieval | 21 | 2002 | |
| 7,328,204 Process and system for sparse vector and matrix representation of document indexing and retrieval | 5 | 2004 | |
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| 8,380,696 Methods and apparatus for dynamically classifying objects | 0 | 2006 | |
| 8,375,020 Methods and apparatus for classifying objects | 0 | 2006 | |
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| 7,660,783 System and method of ad-hoc analysis of data | 5 | 2007 | |
| 8,347,326 Identifying key media events and modeling causal relationships between key events and reported feelings | 0 | 2007 | |
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| 7,769,626 Determining strategies for increasing loyalty of a population to an entity | 5 | 2004 | |
| 8,301,482 Determining strategies for increasing loyalty of a population to an entity | 0 | 2007 | |
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| 7,714,712 Mobile surveillance | 11 | 2007 | |
| 8,049,615 Mobile surveillance | 0 | 2010 | |
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| 7,903,549 Content-based policy compliance systems and methods | 1 | 2006 | |
| 8,214,497 Multi-dimensional reputation scoring | 2007 | ||
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| 7,970,718 Method for feature selection and for evaluating features identified as significant for classifying data | 1 | 2010 | |
| 8,095,483 Support vector machine—recursive feature elimination (SVM-RFE) | 0 | 2010 | |
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| 6,560,582 Dynamic memory processor | 2 | 2000 | |
| RE42255 Color sensor | 0 | 2006 | |
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| 6,556,987 Automatic text classification system | 49 | 2000 | |
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| 6,539,391 Method and system for squashing a large data set | 14 | 1999 | |
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| 7,653,606 Dynamic message filtering | 1 | 2006 | |
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| 7,245,765 Method and apparatus for capturing paper-based information on a mobile computing device | 1 | 2004 | |
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| 6,778,941 Message and user attributes in a message filtering method and system | 41 | 2001 | |
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| 6,873,325 Visualization method and visualization system | 5 | 2002 | |
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| 8,321,357 Method and system for extraction | 2009 | ||
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| 7,447,362 System and method of enabling a cellular/wireless device with imaging capabilities to decode printed alphanumeric characters | 3 | 2005 | |
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| 7,551,782 System and method of user interface and data entry from a video call | 3 | 2006 | |
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| 8,429,098 Classification confidence estimating tool | 0 | 2010 | |
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| 7,805,388 Method for feature selection in a support vector machine using feature ranking | 4 | 2007 | |
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| 8,082,263 Method, apparatus and system for multimedia model retrieval | 2 | 2008 | |
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| 6,798,912 Apparatus and method of program classification based on syntax of transcript information | 3 | 2000 | |
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| 6,772,149 System and method for identifying facts and legal discussion in court case law documents | 12 | 1999 | |
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| 7,532,755 Image classification using concentration ratio | 0 | 2004 | |
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| 6,438,519 Apparatus and method for rejecting out-of-class inputs for pattern classification | 8 | 2000 | |
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| 7,051,077 Fuzzy logic voting method and system for classifying e-mail using inputs from multiple spam classifiers | 49 | 2004 | |
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| 6,925,433 System and method for context-dependent probabilistic modeling of words and documents | 17 | 2001 | |
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| 7,577,654 Systems and methods for new event detection | 1 | 2003 | |
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| 8,417,783 System and method for improving feature selection for a spam filtering model | 0 | 2006 | |
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| 6,405,188 Information retrieval system | 23 | 1998 | |
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| 7,043,492 Automated classification of items using classification mappings | 35 | 2002 | |
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| 6,826,724 DOCUMENT PROCESSOR, DOCUMENT CLASSIFICATION DEVICE, DOCUMENT PROCESSING METHOD, DOCUMENT CLASSIFICATION METHOD, AND COMPUTER-READABLE RECORDING MEDIUM FOR RECORDING PROGRAMS FOR EXECUTING THE METHODS ON A COMPUTER | 7 | 1999 | |
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| 7,796,820 Method for evaluation and stabilization over time of classification results | 0 | 2004 | |
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| 6,944,616 System and method for historical database training of support vector machines | 28 | 2001 | |
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| 7,818,317 Location-based tasks | 3 | 2004 | |
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| 6,976,207 Classification method and apparatus | 26 | 2000 | |
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| 7,739,253 Link-based content ratings of pages | 8 | 2005 | |
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| 8,180,713 System and method for searching and identifying potential financial risks disclosed within a document | 0 | 2008 | |
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| 8,005,293 Gradient based training method for a support vector machine | 0 | 2001 | |
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| 7,912,868 Advertisement placement method and system using semantic analysis | 0 | 2005 | |
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| 8,260,602 Timer analysis and identification | 0 | 2007 | |
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| 6,622,134 Method of constructing data classifiers and classifiers constructed according to the method | 38 | 1999 | |
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| 7,440,944 Method and apparatus for efficient training of support vector machines | 4 | 2004 | |
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| 7,165,068 System and method for electronic catalog classification using a hybrid of rule based and statistical method | 4 | 2002 | |
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| 7,575,171 System and method for reliable content access using a cellular/wireless device with imaging capabilities | 25 | 2006 | |
| 8,226,418 Method and apparatus for personal awareness and growth | 1 | 2011 | |
| 8,449,300 Method and apparatus for personal awareness and growth | 0 | 2012 | |
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |