1. 2007 SPEECH PROJECT PRESENTATION
Speaker: 吳宗翰 陳柏偉
Advise: Prof. Lin-Shan Lee
Mentor: MNO2
Date:2007/10/4

2. Outline Overall Tasks Acoustic Model Language Model Normalization
Conversion
Linux
Learning and Findings
Future Work
Reference

3. Overall Tasks

4. Acoustic Model(1/2)
Resources
hmmset.mmf
training. scp

5. Acoustic Model(2/2) Goal: Retraining hmmset.mmf Difficulties:
1. Error codes
2. Unfamiliar with flags and directories

6. Language Model
Fundamental:
corpora lm
Resource:
yahoo_news_utf8

7. Normalization Deal with: 1.Arabian numbers 2.Full cap English Result
norm_yahoo_news.txt

8. Conversion Convert Coding utf8 big5 Difficulties Cause
The program aborted when converting
The abortion produces no outcome
Cause

9. Segment Fundamental: Separate word from word Difficulties:
The command “make”

10. Learnings and Findings
The use of Linux
Search in HTKBook/google/discussion board

11. Future Work
Overcome the problems we met when trying to retrain acoustic model
Finish language model
Add more mixture to improve the identification

12. Reference PPT used in Speech project 2007 winter:
1. Lin-Shan Lee. “Introduction to Speech Signal
Processing”.
2. Meng, Chao-Hong. “Speech Project Winter”.
3. Meng, Chao-Hong. “Documents”.
4.林光哲. “HTK-based基礎辨識系統”.
Linux:
鳥哥的Linux.
Perl:
HTKBook