71 search results - page 10 / 15 » Unsupervised Discretization Using Tree-Based Density Estimat... |
EMNLP
2006
13 years 8 months ago
2006
This paper proposes an unsupervised lexicon building method for the detection of polar clauses, which convey positive or negative aspects in a specific domain. The lexical entries...
PAMI
2002
13 years 6 months ago
2002
We introduce a formalism for optimal sensor parameter selection for iterative state estimation in static systems. Our optimality criterion is the reduction of uncertainty in the st...
TWC
2008
13 years 6 months ago
2008
Abstract-- This paper addresses preamble-based low complexity synchronization, channel estimation and equalization for Zero-padded (ZP) MB-OFDM based UWB systems. The proposed sync...
ICASSP
2011
IEEE
12 years 10 months ago
2011
IEEE
This paper proposes a method to compute the likelihood function for the amplitudes and phase shifts of noisily observed phase-locked and amplitude-constrained sinusoids. The sinus...
ICPR
2008
IEEE
14 years 8 months ago
2008
IEEE
In this paper we propose a rigorous framework for texture image segmentation relying on region-based active contours (RBAC) and sparse texture representation. Such representations...