Assignment of NYUST(Yuntech) 2018/Spring-CSIE4031(語音辨識導論, Introduction to Speech Recognition).
| Folder | Description |
|---|---|
| HW02 | Invert audio signal to encrypt it. |
| HW03 | Implementation of Absolute scaling normalization. |
| HW05 | Observe and draw pitch marks. |
| HW07 | Record silent consonant /p/ and vowel /a/, then observe and draw their difference. |
| HW08 | Pre-emphasis high pass filter. |
| HW09 | Use absolute sum and log-squared sum to calculate audio volume. |
| HW11 | End-point detection (Time-domain). |
| HW12 | Discrete hidden markov model(HMM): Forward and Backward algorithm. |
| HW13 | Discrete hidden markov model(HMM): Viterbi algorithm. |
| Midterm-Project | Discrete hidden markov model(HMM): Training algorithm. |
| HW15 | Using SRLIM fix 注音文, create ZhuYin-utf8.map. |
| HW16 | Implementation of dynamic time warping(DTW). |
| Final-Project | Implementation of digit speech recognition by HTK. |
測試環境為 Ubuntu 16.04/Windows10 x64 + Python 3.6
另外DSPbox.py/dspBox.py及部分音訊檔為助教提供。