Sciweavers

ICASSP
2011
IEEE
12 years 11 months ago
Multiple pitch identification using cochlear-like frequency capture and harmonic grouping
This work addresses the problem of identifying multiple fundamental frequencies in an acoustic signal. An auditoryinspired peripheral signal processing model is proposed that func...
Ramdas Kumaresan, Vijay Kumar Peddinti, Peter Cari...
ICASSP
2011
IEEE
12 years 11 months ago
Stretching, compression and shearing disparity compensated prediction techniques for stereo and multiview video coding
- In multiview video coding, disparity compensated prediction exploits the correlation among different views. A common approach is to use the conventional motion compensated predic...
Ka-Man Wong, Lai-Man Po, Kwok-Wai Cheung, Ka-Ho Ng...
ICASSP
2011
IEEE
12 years 11 months ago
Reduced-hardware digital filter design via joint quantization and multiple constant multiplication optimization
The focus of this paper is to provide a framework for the joint optimization of both the coefficient quantization and multiple constant multiplication (MCM) problems. It is known...
Matthew B. Gately, Mark B. Yeary, Choon Yik Tang
ICASSP
2011
IEEE
12 years 11 months ago
Joint modeling of observed inter-arrival times and waveform data with multiple hidden states for neural spike-sorting
We present a novel, maximum likelihood framework for automatic spike-sorting based on a joint statistical model of action potential waveform shape and inter-spike interval duratio...
Brett Matthews, Mark Clements
ICASSP
2011
IEEE
12 years 11 months ago
Acoustic-phonetic information from excitation source for refining manner hypotheses of a phone recognizer
Reliable acoustic-phonetic (AP) information derived from the speech signal can be used to detect and correct errors in the output of a phone recognizer. In this paper, limited aco...
N. Dhananjaya, B. Yegnanarayana, Suryakanth V. Gan...
ICASSP
2011
IEEE
12 years 11 months ago
Evaluation of objective measures for quality assessment of reverberant speech
In this paper, we evaluate the performance of existing and new objective measures in terms of predicting the quality of reverberant speech and speech enhanced by dereverberation a...
Kostas Kokkinakis, Philipos C. Loizou
ICASSP
2011
IEEE
12 years 11 months ago
Speech enhancement with masking properties in eigen-domain for colored noise
In this paper, we study speech enhancement in eigen-domain. In our previous work on audible noise reduction, we use masking properties of the human auditory system to define the ...
Chang Huai You, Kong-Aik Lee, Cheung Chi Leung
ICASSP
2011
IEEE
12 years 11 months ago
Semi-supervised handwritten digit recognition using very few labeled data
We propose a novel semi-supervised classifier for handwritten digit recognition problems that is based on the assumption that any digit can be obtained as a slight transformation...
Steven Van Vaerenbergh, Ignacio Santamaría,...
ICASSP
2011
IEEE
12 years 11 months ago
A channel-blind system for speaker verification
The majority of speaker verification systems proposed in the NIST speaker recognition evaluation are conditioned on the type of data to be processed: telephone or microphone. In ...
Najim Dehak, Zahi N. Karam, Douglas A. Reynolds, R...
ICASSP
2011
IEEE
12 years 11 months ago
Sparse common spatial patterns in brain computer interface applications
The Common Spatial Pattern (CSP) method is a powerful technique for feature extraction from multichannel neural activity and widely used in brain computer interface (BCI) applicat...
Fikri Goksu, Nuri Firat Ince, Ahmed H. Tewfik