Feature Extraction in Speech Recognition using Linear Predictive Coding: An Overview

D. Suja Darling*, J. Hinduja**
* Department of Electronics and Communication Engineering, C.S.I. Institute of Technology, Thovalai, Tamil Nadu, India.
** Department of Electronics and Communication Engineering, Udaya School of Engineering, Ammandivilai, Tamil Nadu, India.
Periodicity:July - December'2022
DOI : https://doi.org/10.26634/jdp.10.2.19289

Abstract

Over the past years, advancements in speech processing have mostly been driven by DSP approaches. The speech interface was designed to convert speech input into a parametric form for further processing (Speech-to-Text) and the resulting text output to speech synthesis (Text-to-Speech). Feature extraction is done by changing the speech waveform into a parametric representation at a relatively low data rate so that it can be processed and analyzed later. There are numerous feature extraction techniques available. This paper presents the overview of Linear Predictive Coding (LPC).

Keywords

Digital Signal Processing, Speech Recognition, Linear Predictive Coding, Feature Extraction.

How to Cite this Article?

Darling, D. S., and Hinduja, J. (2022). Feature Extraction in Speech Recognition using Linear Predictive Coding: An Overview. i-manager’s Journal on Digital Signal Processing, 10(2), 16-21. https://doi.org/10.26634/jdp.10.2.19289

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