2010 - VII International Telecommunications Symposium
Speaker Recognition Using Dynamic Features and The Null Space Combination of Classifiers in The Sub-band Domain
This paper investigates the inclusion of dynamic features in the input vectors used by the multiple classification scheme which employ the null space to co...
- Eduardo Esteves Vale
- Abraham Alcaim
- Rosângela Coelho
- Delta features
- delta-delta features
- multiple subband-classifiers
- speaker recognition
SBrT 2010
Empirical Investigation of Compressed Sensing applicability to Lossy Audio Compression
Compressive sampling is a new framework that exploits sparsity of a signal in a transform domain to perform sampling below the Nyquist rate. In this paper...
- Rubem J. V. de Medeiros
- Edmar C. Gurjão
- João M. de Carvalho
- sampling
- audio
- compressed
- quality
SBrT 2010
Average Throughput Link Adaptation using HARQ Information and MIMO Systems
In this article, we discuss about link adaptation (LA) for multiple-input multiple-output (MIMO) wireless systems. We present a cross-layer approach that t...
- Cibelly Azevedo de Araújo
- Walter Cruz Freitas Jr
- Charles Casimiro Cavalcante
SBrT 2010
Assessing Strategies to Remove Back-to-Front Interference in Color Documents
Whenever a document is written on both sides of translucent paper there is a back-to-front interference, also known as bleeding or show-through. In the lit...
- Rafael Dueire Lins
- Gabriel de França P. e Silva
- João Marcelo Monte da Silva
- document
- back-to-front interference
- bleeding
- show-through
- quantitative method
SBrT 2010
A Turbo Coding Scheme for the 2-User Gaussian Adder Channe
This paper discusses a coding scheme for the 2- user binary adder channel (2-BAC) employing a pair of distinct turbo convolutional codes, not necessarily f...
- M. L. M. G. Alcoforado
- V. C. da Rocha Jr.
- M. J. de Carvalho Lima
- Turbo codes
- iterative decoding
- multiple access channel
- additive channel
SBrT 2010