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DOLAP
2006
ACM
14 years 2 months ago
Pre-aggregation with probability distributions
Motivated by the increasing need to analyze complex, uncertain multidimensional data this paper proposes probabilistic OLAP queries that are computed using probability distributio...
Igor Timko, Curtis E. Dyreson, Torben Bach Pederse...
ISLPED
2006
ACM
122views Hardware» more  ISLPED 2006»
14 years 2 months ago
Dynamic thermal clock skew compensation using tunable delay buffers
—The thermal gradients existing in high-performance circuits may significantly affect their timing behavior, in particular, by increasing the skew of the clock net and/or alteri...
Ashutosh Chakraborty, Karthik Duraisami, Ashoka Vi...
MMSEC
2006
ACM
148views Multimedia» more  MMSEC 2006»
14 years 2 months ago
Minimizing the embedding impact in steganography
In this paper, we study the trade-off in steganography between the number of embedding changes and their amplitude. We assume that each element of the cover image is assigned a sc...
Jessica J. Fridrich
HAPTICS
2005
IEEE
14 years 2 months ago
Selective Stimulation to Superficial Mechanoreceptors by Temporal Control of Suction Pressure
In this paper we propose a new set of primitives to realize a large-area covering realistic tactile display. They stimulate the skin surface with suction pressure (SPS method) as ...
Yasutoshi Makino, Hiroyuki Shinoda
IAT
2005
IEEE
14 years 2 months ago
Decomposing Large-Scale POMDP Via Belief State Analysis
Partially observable Markov decision process (POMDP) is commonly used to model a stochastic environment with unobservable states for supporting optimal decision making. Computing ...
Xin Li, William K. Cheung, Jiming Liu