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Presentation
1637views
17 years 25 days ago
Real Time Vision-Based Image Guided Neurosurgery
A hand-held surgical probe is an essential component of any image-guided neurosurgery (IGNS). During the surgical procedure, the IGNS tracks the probe position and displays the ana...
M. Sabry Hassouna
ICDE
2006
IEEE
150views Database» more  ICDE 2006»
16 years 1 months ago
Efficient Aggregation of Ranked Inputs
A top-k query combines different rankings of the same set of objects and returns the k objects with the highest combined score according to an aggregate function. We bring to ligh...
Nikos Mamoulis, Kit Hung Cheng, Man Lung Yiu, Davi...
GLOBECOM
2008
IEEE
15 years 6 months ago
Duty-Cycle Optimization in Unslotted 802.15.4 Wireless Sensor Networks
—We present a novel approach for minimizing the energy consumption of medium access control (MAC) protocols developed for duty-cycled wireless sensor networks (WSN) for the unslo...
Sinem Coleri Ergen, Carlo Fischione, Dimitri Maran...
DASFAA
2007
IEEE
183views Database» more  DASFAA 2007»
15 years 6 months ago
BioDIFF: An Effective Fast Change Detection Algorithm for Biological Annotations
Abstract. Warehousing heterogeneous, dynamic biological data is a key technique for biological data integration as it greatly improves performance. However, it requires complex mai...
Yang Song, Sourav S. Bhowmick, C. Forbes Dewey
SIGGRAPH
1992
ACM
15 years 3 months ago
Predicting reflectance functions from complex surfaces
We describe a physically-based Monte Carlo technique for approximating bidirectional reflectance distribution functions (BRDFs) for a large class of geometries by directly simulat...
Stephen H. Westin, James Arvo, Kenneth E. Torrance