Approximate Designs for Fast Fourier Transform (FFT) With Application to Speech Recognition.
Weiqiang LiuQicong LiaoFei QiaoWeijie XiaChenghua WangFabrizio LombardiPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2019)
Keyphrases
- speech recognition
- fast fourier transform
- fourier transform
- frequency domain
- signal processing
- fourier transformation
- pattern recognition
- spectral analysis
- hidden markov models
- automatic speech recognition
- language model
- speech signal
- floating point
- speech recognition technology
- speech synthesis
- discrete wavelet transform
- multiscale
- speaker independent
- radon transform
- noisy environments
- feature extraction
- speech recognizer
- speech recognition systems
- image processing
- speaker dependent
- information retrieval