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SIGMOD
2005
ACM
118views Database» more  SIGMOD 2005»
14 years 10 months ago
RPJ: Producing Fast Join Results on Streams through Rate-based Optimization
We consider the problem of "progressively" joining relations whose records are continuously retrieved from remote sources through an unstable network that may incur temp...
Yufei Tao, Man Lung Yiu, Dimitris Papadias, Marios...
ICASSP
2009
IEEE
14 years 5 months ago
On ICA of improper and noncircular sources
We provide a review of independent component analysis (ICA) for complex-valued improper and noncircular random sources. An improper random signal is correlated with its complex co...
Peter J. Schreier, Tülay Adali, Louis L. Scha...
CIKM
2009
Springer
14 years 4 months ago
Text segmentation via topic modeling: an analytical study
In this paper, the task of text segmentation is approached from a topic modeling perspective. We investigate the use of latent Dirichlet allocation (LDA) topic model to segment a ...
Hemant Misra, François Yvon, Joemon M. Jose...
SCIA
2009
Springer
199views Image Analysis» more  SCIA 2009»
14 years 4 months ago
Appearance Based Extraction of Planar Structure in Monocular SLAM
This paper concerns the building of enhanced scene maps during real-time monocular SLAM. Specifically, we present a novel algorithm for detecting and estimating planar structure i...
José Martínez-Carranza, Andrew Calwa...
AVSS
2008
IEEE
14 years 4 months ago
Object and Scene-Centric Activity Detection Using State Occupancy Duration Modeling
We propose a video event analysis framework based on object segmentation and tracking, combined with a Hidden Semi-Markov Model (HSMM) that uses state occupancy duration modeling....
Murtaza Taj, Andrea Cavallaro