Sciweavers

ICASSP
2011
IEEE
13 years 8 days ago
Sum-rate maximization of two-way amplify-and-forward relay networks with imperfect channel state information
Considering a two-way amplify-and-forward (AF) relay network and aiming to simultaneously maximize the two users’ mutual information lower bounds in the presence of channel esti...
Yupeng Jia, Azadeh Vosoughi
ICASSP
2011
IEEE
13 years 8 days ago
Building HMM based unit-selection speech synthesis system using synthetic speech naturalness evaluation score
This paper proposes a unit-selection and waveform concatenation speech synthesis system based on synthetic speech naturalness evaluation. A Support Vector Machine (SVM) and Log Li...
Heng Lu 0002, Zhen-Hua Ling, Li-Rong Dai, Ren-Hua ...
ICASSP
2011
IEEE
13 years 8 days ago
On selecting the hyperparameters of the DPM models for the density estimation of observation errors
The Dirichlet Process Mixture (DPM) models represent an attractive approach to modeling latent distributions parametrically. In DPM models the Dirichlet process (DP) is applied es...
Asma Rabaoui, Nicolas Viandier, Juliette Marais, E...
ICASSP
2011
IEEE
13 years 8 days ago
Multiple kernel nonnegative matrix factorization
Kernel nonnegative matrix factorization (KNMF) is a recent kernel extension of NMF, where matrix factorization is carried out in a reproducing kernel Hilbert space (RKHS) with a f...
Shounan An, Jeong-Min Yun, Seungjin Choi
ICASSP
2011
IEEE
13 years 8 days ago
Interference alignment in clustered ad hoc networks: High reliability regime and per-cluster aloha
Wireless networks are fundamentally limited by the intensity of the received signals and the mutual interference caused by many concurrent transmissions. We consider large wireles...
Roland Tresch, Giusi Alfano, Maxime Guillaud
ICASSP
2011
IEEE
13 years 8 days ago
Simulation of hearing loss using compressive gammachirp auditory filters
Hongmei Hu, Jinqiu Sang, Mark E. Lutman, Stefan Bl...
ICASSP
2011
IEEE
13 years 8 days ago
Distributed multiaccess in hierarchical cognitive radio networks
The problem of distributed multiuser medium access of a hierarchical cognitive radio network with multiple primary and secondary users is considered. Each primary user has a licen...
Shiyao Chen, Lang Tong
ICASSP
2011
IEEE
13 years 8 days ago
Accurate non-iterative depth layer extraction algorithm for image based rendering
Image based rendering is an attractive alternative for generating novel views compared to model based rendering due to its lower complexity and potential for photo-realistic resul...
James Pearson, Pier Luigi Dragotti, Mike Brookes
ICASSP
2011
IEEE
13 years 8 days ago
A new method for visual stylometry on impressionist paintings
A new emerging field, that of visual stylometry of art, proposes to apply image analysis and machine learning tools to high-resolution digital images of artwork in order to assis...
Hanchao Qi, Shannon Hughes
ICASSP
2011
IEEE
13 years 8 days ago
Structured precision modelling with Cholesky Basis Superposition for speech recognition
Structured precision modelling is an important approach to improve the intra-frame correlation modelling of the standard HMM, where Gaussian mixture model with diagonal covariance...
Lei Jia, Kai Yu, Bo Xu