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SIGIR
2002
ACM
14 years 9 months ago
Predicting query performance
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
Stephen Cronen-Townsend, Yun Zhou, W. Bruce Croft
CC
2010
Springer
150views System Software» more  CC 2010»
15 years 4 months ago
Practical Extensions to the IFDS Algorithm
Abstract. This paper presents four extensions to the Interprocedural Finite Distributive Subset (IFDS) algorithm that make it applicable to a wider class of analysis problems. IFDS...
Nomair A. Naeem, Ondrej Lhoták, Jonathan Ro...
PE
2010
Springer
138views Optimization» more  PE 2010»
14 years 8 months ago
Trace data characterization and fitting for Markov modeling
We propose a trace fitting algorithm for Markovian Arrival Processes (MAPs) that can capture statistics of any order of interarrival times between measured events. By studying re...
Giuliano Casale, Eddy Z. Zhang, Evgenia Smirni
PAMI
1998
112views more  PAMI 1998»
14 years 9 months ago
Efficient Region Tracking With Parametric Models of Geometry and Illumination
—As an object moves through the field of view of a camera, the images of the object may change dramatically. This is not simply due to the translation of the object across the im...
Gregory D. Hager, Peter N. Belhumeur
AI
2010
Springer
14 years 10 months ago
Interactive semantics
instruments. A melody expresses abstract artistic conception or emotion. The explanation ability plays the key role in the externalization and internalization from one form of expr...
Hai Zhuge