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HT
2003
ACM
15 years 10 months ago
The ambient wood journals: replaying the experience
The Ambient Wood project aims to facilitate a learning experience using an adaptive infrastructure in an outdoor environment. This involves sensor technology, virtual world orches...
Mark J. Weal, Danius T. Michaelides, Mark K. Thomp...
KDD
2006
ACM
172views Data Mining» more  KDD 2006»
16 years 5 months ago
Attack detection in time series for recommender systems
Recent research has identified significant vulnerabilities in recommender systems. Shilling attacks, in which attackers introduce biased ratings in order to influence future recom...
Sheng Zhang, Amit Chakrabarti, James Ford, Fillia ...
STOC
2005
ACM
144views Algorithms» more  STOC 2005»
16 years 4 months ago
Pseudorandom generators for low degree polynomials
We investigate constructions of pseudorandom generators that fool polynomial tests of degree d in m variables over finite fields F. Our main construction gives a generator with se...
Andrej Bogdanov
PODS
2005
ACM
131views Database» more  PODS 2005»
16 years 4 months ago
Space efficient mining of multigraph streams
The challenge of monitoring massive amounts of data generated by communication networks has led to the interest in data stream processing. We study streams of edges in massive com...
Graham Cormode, S. Muthukrishnan
154
Voted
3DIM
2007
IEEE
15 years 11 months ago
A Comparative Analysis of Depth-Discontinuity and Mixed-Pixel Detection Algorithms
Laser scanner measurements are corrupted by noise and artifacts that can undermine the performance of registration, segmentation, surface reconstruction, recognition, and other al...
Pingbo Tang, Daniel Huber, Burcu Akinci