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Speech compression using Linear Predictive Coding

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Speech compression using Linear Predictive Coding

by Hamza Kadir

 

31 Dec 2006 (Updated 29 Jan 2007)

A lossy speech compression algorithm.

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Description

LPC is the oldest and the most basic of modern speech coders. Its a lossy scheme. Playback quality isn't preserved in the process but it can be used in low bit-rate systems.

MATLAB release MATLAB 7 (R14)
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Comments and Ratings (21)
08 Jan 2007 Hamza Kadir

Above codes are a part of a final yr thesis of students of EEE dept of IUT, OIC. Project: about modern speech coders. Project mates: Hamza Kadir, Nafis Kabir, Saiful Islam Tanmoy. Author of above codes: Hamza Kadir (h_k79@hotmail.com, contact me if you need anything).

19 Feb 2007 Raheema Thaslim

We also doing the same project.ur ideas r good .do u help us.

01 Mar 2007 Usman Siddique  
11 Mar 2007 david morgan

hi

26 Mar 2007 Network KILLER

Sagol dostum bakalim ben neler yapabilecegim. :)

12 May 2007 tang feng

useful

12 May 2007 Fayaz Bangash

it is of great help thanks alot

23 May 2007 mem joyo

i think its good n useful in my thesis :)

14 Jun 2007 Theodore Kalamotousakis

A pretty nice example. Thanks for the code

20 Jun 2007 Georgios Sirkakis

Nice work.... Thanks for the code

23 Jul 2007 Aslan Hejazi

i think its good. but i must check it. Thanks

31 Oct 2007 kunu patro  
03 Nov 2007 Md. Shah Jalal

Nice works. It'll help me alot to complete my thesis on LPC using RLS algorithm.

09 Jan 2008 suresh chandran

It's really good , infact i'm searching for a good matlab code for speech compression .your code came as a handy .

08 Mar 2008 vivek kumar

 Nice works. It'll help me alot to complete my thesis on LPC

08 Mar 2008 kundan raj

ya it's good but need some Improvement

18 Jul 2008 Hossain Al Mamun  
18 Jul 2008 Hossain Al Mamun

Very nice

26 Mar 2011 John

cool=)

07 Apr 2011 Venkata krishna

Hello friends i am using this code i don't know how to find the out put wave file bit rate after compression. I tried using wav write but its giving same size.

06 Jun 2011 nagaraja b

thank u

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Updates
05 Jan 2007

updating code and comments. changing catagory. catagory is incorrect. [sorry!]. also updating a bit of user-friendlyness.

29 Jan 2007

fixing some violations of the main algo

Tag Activity for this File
Tag Applied By Date/Time
audio processing Hamza Kadir 22 Oct 2008 08:54:52
video processing Hamza Kadir 22 Oct 2008 08:54:52
lpc Hamza Kadir 22 Oct 2008 08:54:52
linear predictive coding Hamza Kadir 22 Oct 2008 08:54:52
lossy Hamza Kadir 22 Oct 2008 08:54:52
speech Hamza Kadir 22 Oct 2008 08:54:52
compression Hamza Kadir 22 Oct 2008 08:54:52
signal proc Hamza Kadir 22 Oct 2008 08:54:52
lossy pec dewangan 12 Mar 2009 07:20:33
lpc Ashish Ghewari 27 Oct 2010 11:22:25
audio processing Parashjyoti Borah 26 Apr 2011 06:23:24
compression Parashjyoti Borah 26 Apr 2011 06:23:31
audio processing salem 21 Oct 2011 23:04:34
compression salem 21 Oct 2011 23:04:38
lpc Saqlain Bhatti 08 Nov 2011 10:15:58

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