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» Complexity of O'Hara's Algorithm
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TKDE
2008
111views more  TKDE 2008»
15 years 7 months ago
A Point Symmetry-Based Clustering Technique for Automatic Evolution of Clusters
In this paper, a new symmetry-based genetic clustering algorithm is proposed which automatically evolves the number of clusters as well as the proper partitioning from a data set. ...
Sanghamitra Bandyopadhyay, Sriparna Saha
CAD
2005
Springer
15 years 7 months ago
A Delaunay-based region-growing approach to surface reconstruction from unorganized points
This paper presents a Delaunay-based region-growing (DBRG) surface reconstruction algorithm that holds the advantages of both Delaunay-based and region-growing approaches. The pro...
Chuan-Chu Kuo, Hong-Tzong Yau
TWC
2008
139views more  TWC 2008»
15 years 7 months ago
Optimal and Suboptimal Power Allocation Schemes for OFDM-based Cognitive Radio Systems
In this paper, we investigate an optimal power loading algorithm for an OFDM-based cognitive radio (CR) system. The downlink transmission capacity of the CR user is thereby maximiz...
Gaurav Bansal, Md. Jahangir Hossain, Vijay K. Bhar...
SIGIR
2002
ACM
15 years 7 months ago
Unsupervised document classification using sequential information maximization
We present a novel sequential clustering algorithm which is motivated by the Information Bottleneck (IB) method. In contrast to the agglomerative IB algorithm, the new sequential ...
Noam Slonim, Nir Friedman, Naftali Tishby
VLSISP
2002
93views more  VLSISP 2002»
15 years 7 months ago
Efficient VLSI Architectures for Multiuser Channel Estimation in Wireless Base-Station Receivers
Abstract. This paper presents a reduced-complexity, fixed-point algorithm and efficient real-time VLSI architectures for multiuser channel estimation, one of the core baseband proc...
Sridhar Rajagopal, Srikrishna Bhashyam, Joseph R. ...