Sciweavers

ICASSP
2008
IEEE
14 years 6 months ago
Blind deconvolution for sparse molecular imaging
This paper considers the image reconstruction problem when the original image is assumed to be sparse and when limited information of the point spread function (PSF) is available....
Kyle Herrity, Raviv Raich, Alfred O. Hero
ICASSP
2008
IEEE
14 years 6 months ago
Caption-aided speech detection in videos
This paper presents a novel audio-visual fusion method for speech detection, which is an important front-end for content-based video processing. This approach aims to extract homo...
Cong Li, Zhijian Ou, Wei Hu, Tao Wang, Yimin Zhang
ICASSP
2008
IEEE
14 years 6 months ago
3D facial expression recognition using swarm intelligence
In this paper, we present a novel approach for 3D facial expression recognition which is inspired by the advances of ant colony and particle swarm optimization (ACO and PSO respec...
Iordanis Mpiperis, Sotiris Malassiotis, Vassilios ...
ICASSP
2008
IEEE
14 years 6 months ago
Dynamic signature verification with template protection using helper data
A biometric template protection system for dynamic signature veri cation is presented. The approach uses auxiliary (helper) data that allows the matching with secure templates but...
Manuel R. Freire, Julian Fiérrez, Javier Or...
ICASSP
2008
IEEE
14 years 6 months ago
Accurate models for estimating area and power of FPGA implementations
This paper presents accurate area and power estimation models for implementations using FPGAs from the Xilinx Virtex-2Pro family. These models are designed to facilitate efficien...
Lanping Deng, Kanwaldeep Sobti, Chaitali Chakrabar...
ICASSP
2008
IEEE
14 years 6 months ago
Blind estimation of reverberation time based on the distribution of signal decay rates
The reverberation time is one of the most prominent acoustic characteristics of an enclosure. Its value can be used to predict speech intelligibility, and is used by speech enhanc...
Jimi Y. C. Wen, Emanuel A. P. Habets, Patrick A. N...
ICASSP
2008
IEEE
14 years 6 months ago
Incremental salient point detection
In this paper, we investigate an approach that computes salient points, i.e. areas of natural images that contain corners or edges, incrementally. We focus on the popular Harris c...
Ioannis Patras, Yiannis Andreopoulos
ICASSP
2008
IEEE
14 years 6 months ago
A no-reference perceptual blockiness metric
A novel no-reference blockiness metric that can automatically and perceptually quantify blocking artifacts of DCT coding is presented. The proposed metric is built upon the specif...
Hantao Liu, Ingrid Heynderickx
ICASSP
2008
IEEE
14 years 6 months ago
Graph laplacian for interactive image retrieval
Interactive image search or relevance feedback is the process which helps a user refining his query and finding difficult target categories. This consists in a step-by-step lab...
Hichem Sahbi, Patrick Etyngier, Jean-Yves Audibert...
ICASSP
2008
IEEE
14 years 6 months ago
Multiple fundamental frequency estimation using Gaussian smoothness
A multiple fundamental frequency estimator is presented in this work. At each time frame, a set of fundamental frequencies is found in a frame by frame analysis taking into accoun...
Antonio Pertusa, José Manuel Iñesta ...