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TCS
2011
13 years 5 months ago
The three column Bandpass problem is solvable in linear time
The general Bandpass problem is NP-hard and was claimed NP-hard when the number of columns is three. Previously we designed a polynomial time row-stacking algorithm for the three ...
Zhong Li, Guohui Lin
SIAMIS
2011
13 years 5 months ago
Large Scale Bayesian Inference and Experimental Design for Sparse Linear Models
Abstract. Many problems of low-level computer vision and image processing, such as denoising, deconvolution, tomographic reconstruction or superresolution, can be addressed by maxi...
Matthias W. Seeger, Hannes Nickisch
JCDL
2004
ACM
102views Education» more  JCDL 2004»
14 years 3 months ago
Multi-modal classification in digital news libraries
This paper describes a comprehensive approach to construct robust multi-modal video classification on a specific digital source, broadcast news. Broadcast news has a very stable s...
Ming-yu Chen, Alexander G. Hauptmann
ITIIS
2010
191views more  ITIIS 2010»
13 years 8 months ago
Cooperative Multi-relay Scheme for Secondary Spectrum Access
In this paper, we propose a cooperative multi-relay scheme for a secondary system to achieve spectrum access along with a primary system. In the primary network, a primary transmi...
Tran Trung Duy, Hyung Yun Kong
ISCAS
2006
IEEE
145views Hardware» more  ISCAS 2006»
14 years 4 months ago
The wordlength determination problem of linear time invariant systems with multiple outputs - a geometric programming approach
This paper proposes two new methods for optimizing objectives and constraints. The GP approach is very general and hardware resources in finite wordlength implementation of it allo...
S. C. Chan, K. M. Tsui