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ICCV
2007
IEEE
16 years 8 months ago
Active Learning with Gaussian Processes for Object Categorization
Discriminative methods for visual object category recognition are typically non-probabilistic, predicting class labels but not directly providing an estimate of uncertainty. Gauss...
Ashish Kapoor, Kristen Grauman, Raquel Urtasun, Tr...
INFOCOM
2010
IEEE
15 years 4 months ago
Queuing Analysis in Multichannel Cognitive Spectrum Access: A Large Deviation Approach
Abstract—The queueing performance of a (secondary) cognitive user is investigated for a hierarchical network where there are N independent and identical primary users. Each prima...
Amine Laourine, Shiyao Chen, Lang Tong
ICA
2010
Springer
15 years 7 months ago
Blind Source Separation Based on Time-Frequency Sparseness in the Presence of Spatial Aliasing
In this paper, we propose a novel method for blind source separation (BSS) based on time-frequency sparseness (TF) that can estimate the number of sources and time-frequency masks,...
Benedikt Loesch, Bin Yang
TASLP
2010
138views more  TASLP 2010»
15 years 4 months ago
Source/Filter Model for Unsupervised Main Melody Extraction From Polyphonic Audio Signals
— Extracting the main melody from a polyphonic music recording seems natural even to untrained human listeners. To a certain extent it is related to the concept of source separat...
Jean-Louis Durrieu, Gaël Richard, Bertrand Da...
CLEAR
2007
Springer
157views Biometrics» more  CLEAR 2007»
16 years 19 days ago
Multispeaker Localization and Tracking in Intelligent Environments
Automatic speaker localization is an important task in several applications such as acoustic scene analysis, hands-free videoconferencing orspeechenhancement.Trackingspeakersinmult...
Carlos Segura, Alberto Abad, Javier Hernando, Clim...