31
Nimrod Megiddo, Ramakrishnan Srikant: System and method for discovering predictive association rules. International Business Machines Corporation, Khanh Q Tran Esq, January 30, 2001: US06182070 (37 worldwide citation)

A system and method for determining the significance of association rules which are mined from a dataset is provided. Predictive association rules may also be generated based on the significance of an association rule. The statistical significance of an association rule may be used to estimate the n ...


32
Rakesh Agrawal, John Christopher Shafer: Method and system for performing proximity joins on high-dimensional data points in parallel. International Business Machines Corporation, Khanh Q Tran, March 16, 1999: US05884320 (37 worldwide citation)

A method and system for performing spatial proximity joins on high-dimensional points representing data objects of a database in parallel in a multiprocessor system. The method comprises the steps of: partitioning the data points among the processors; creating index structures for the data points of ...


33
Prabhakar Raghavan, Sridhar Rajagopalan, Shanmugasundaram Ravikumar, Andrew S Tomkins: Method and system for trawling the World-wide Web to identify implicitly-defined communities of web pages. International Business Machines Corporation, Khanh Q Tran, Mark C McCabe, April 26, 2005: US06886129 (37 worldwide citation)

A method and system for identifying groups of pages of common interest from a collection of hyper-linked pages are disclosed. A plurality of community cores are identified from the collection where each core includes first and second sets of pages, and each page in the first set points to every page ...


34
Jeffrey Thomas Kreulen, William Scott Spangler, Hovey Raymond Strong Jr: Method and system for automatic comparison of text classifications. International Business Machines Corporation, Khanh Q Tran, Morgan & Finnegan, May 28, 2002: US06397215 (37 worldwide citation)

A system and method for automatic generation of a comparison list given two different classifications, and automatic sorting of the list in order of similarity. A first dictionary is generated including a subset of words contained in a first document set, the first document set including at least on ...


35
Trang Diem Nguyen: Method and apparatus for wafer disposition based on systematic error modeling. International Business Machines Corporation, Khanh Q Tran, September 28, 1999: US05960185 (36 worldwide citation)

A wafer-disposition method and apparatus are disclosed where the disposition is based on a model of systematic misalignment errors. The method comprises the steps of: modeling the misalignment errors between the mask and wafer as a mathematical model using measured misalignment data, generating a co ...


36
Klaas Berend Klaassen, Jacobus C L Van Peppen: Data storage device having selectable performance modes for use in dual powered portable devices. International Business Machines Corporation, Khanh Q Tran Esq, McGinn & Gibb PLLC, September 16, 2003: US06622252 (36 worldwide citation)

A portable computer includes a battery and a connection to an external power source, a two-speed data storage device being supplied power from one or more of the battery and the external power source, and a controller attached to the storage device. With the invention, when the storage device is pow ...


37
Rakesh Agrawal, Ching Tien Ho, Mohammed J Zaki: Parallel classification for data mining in a shared-memory multiprocessor system. International Business Machines Corporation, Khanh Q Tran, Marc D McSwain, May 8, 2001: US06230151 (35 worldwide citation)

A method and system for generating a decision-tree classifier in parallel in a shared-memory multiprocessor system is disclosed. The processors first generate in the shared memory an attribute list for each record attribute. Each attribute list is assigned to a processor. The processors independentl ...


38
Hajime Andoh, Denny Duan Lee Tang: Differential operational transconductance amplifier. International Business Machines Corporation, Khanh Q Tran, August 10, 1999: US05936466 (35 worldwide citation)

A low-power dual-g.sub.m differential operational transconductance amplifier (OTA) having a differential input for improved common-mode noise rejection, a high transconductance for power savings, and circuitry for controlling its output conductance. The OTA includes a pair of input inverters for rec ...


39
Matthias Eichstaedt, Qi Lu, Shang Hua Teng: Method and apparatus for parallel profile matching in a large scale webcasting system. International Business Machines Corporation, Khanh Q Tran Esq, Gray Carey Ware & Freidenrich, January 2, 2001: US06169989 (32 worldwide citation)

A method and apparatus for efficiently matching a large collection of user profiles against a large volume of data in a webcasting system. The invention generally includes in one embodiment four steps to parallelize the profiles. First, an initial profile set is partitioned into several subsets also ...


40
Spencer W Ng: System for handling missed revolution in a disk drive by aborting the execution of primary command and executing secondary command if a missed revolution occurs. International Business Machines Corporation, Khanh Q Tran, November 23, 1999: US05991825 (31 worldwide citation)

A method and disk controller for handling missed revolutions in a disk drive having a rotating data media are disclosed. The method is based on a Rotational Positioning Optimization (RPO) algorithm and comprises the steps of: selecting a primary and a secondary command from the queue using the RPO w ...