New excitation codebook search methods to reduce perceptual degradation of CELP.
Tadashi YamauraHirohisa TasakiShinya TakahashiPublished in: Systems and Computers in Japan (2007)
Keyphrases
- search methods
- search algorithm
- search strategies
- metaheuristic
- unconstrained optimization
- nearest neighbor search
- vector quantization
- beam search
- feature vectors
- stochastic search
- systematic search
- exhaustive search
- search procedures
- training set
- bag of words
- linear programming
- optimization problems
- graph search
- heuristic functions