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» REHIST: Relative Error Histogram Construction Algorithms
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ISMS
2004
Springer
14 years 10 days ago
Liver Vessel Parameter Estimation from Tactile Imaging Information
Realistic tissue models require accurate representations of the properties of in vivo tissue. This study examines the potential for tactile imaging to measure tissue properties an...
Anna M. Galea, Robert D. Howe
INFOCOM
2012
IEEE
11 years 9 months ago
Approximate convex decomposition based localization in wireless sensor networks
—Accurate localization in wireless sensor networks is the foundation for many applications, such as geographic routing and position-aware data processing. An important research d...
Wenping Liu, Dan Wang, Hongbo Jiang, Wenyu Liu, Ch...
AAAI
2008
13 years 9 months ago
Dimension Amnesic Pyramid Match Kernel
With the success of local features in object recognition, feature-set representations are widely used in computer vision and related domains. Pyramid match kernel (PMK) is an effi...
Yi Liu, Xulei Wang, Hongbin Zha
STOC
2006
ACM
116views Algorithms» more  STOC 2006»
14 years 7 months ago
Linear degree extractors and the inapproximability of max clique and chromatic number
: We derandomize results of H?astad (1999) and Feige and Kilian (1998) and show that for all > 0, approximating MAX CLIQUE and CHROMATIC NUMBER to within n1are NP-hard. We furt...
David Zuckerman
ICDT
2005
ACM
108views Database» more  ICDT 2005»
14 years 15 days ago
Optimal Workload-Based Weighted Wavelet Synopses
In recent years wavelets were shown to be effective data synopses. We are concerned with the problem of finding efficiently wavelet synopses for massive data sets, in situations...
Yossi Matias, Daniel Urieli