Submitted
Quantizer Characteristic
This exercisedemonstartes quantizing speech using uniform and a logarithmic (mu-law) quantizer.
11 years ago | 753 downloads |
Submitted
Plot Roots
Computes and plots the roots of either an LPC polynomial or the resulting set of LSP polynomials
11 years ago | 769 downloads |
Submitted
SIFT Pitch Detector
This exercise designs and implements a pitch period detector based on detecting and tracking peaks.
11 years ago | 2694 downloads |
Submitted
Play Pitch Period Contour
The exercise tries to separate the main properties of speech excitation function from vocal tract.
11 years ago | 1568 downloads |
Submitted
Spectral and phase magnitude
Illustrates the impact of Spectral Magnitude and Phase on Long-Time Analysis and Synthesis of Speech
11 years ago | 1015 downloads |
Submitted
Overlap Add Windows
This exercise verifies the windows sampling property is valid for a range of windows.
11 years ago | 940 downloads |
Submitted
Narrowband/Wideband Spectra of a Speech Frame
Compares and contrasts the effects of using either of two different windows
11 years ago | 1091 downloads |
Submitted
Mu Law Compander
This exercise shows the mu-law input-output characteristic for a range of values of mu from 1 to 500
11 years ago | 1218 downloads |
Submitted
Mu Law Quantizer
Illustrates the impact of mu-law companding (compressing and expanding) and quantization of a speech
11 years ago | 1299 downloads |
Submitted
LSP roots
This exercise compares the properties of the LPC polynomial match to a frame of speech with the LSP.
11 years ago | 782 downloads |
Submitted
LPC Vocoder
Builds an LPC vocoder, i.e., performs LPC analysis and synthesis on a speech file
11 years ago | 3433 downloads |
Submitted
LPC Analysis with Varying p
illustrates the matching behavior of LPC polynomial log magnitude spectrum to log magnitude of STFT
11 years ago | 938 downloads |
Submitted
lpc varying L
This exercise shows the matching behavior of the LPC polynomial log magnitude spectrum of the STFT.
11 years ago | 707 downloads |
Submitted
lpc frame
This exercise shows how the method of linear predictive coding (LPC) models a speech frame.
11 years ago | 1432 downloads |
Submitted
LPC Error Synthesis
This MATLAB exercise performs LPC analysis and synthesis on a speech file.
11 years ago | 1186 downloads |
Submitted
LPC Error
Shows the (flat spectrum) nature of the LPC error signal for a typical speech frame (voiced speech)
11 years ago | 1255 downloads |
Submitted
Ideal Vocal Tract
Illustrates effect of using periodic excitation for glottal input signal on a set of speech frames
11 years ago | 1383 downloads |
Submitted
Rosenburg Glottal Pulse
Computes the discrete-time Rosenberg glottal pulse approximation in the time and frequency domains
11 years ago | 1279 downloads |
Submitted
Formant Estimation
Illustrates an algorithm for estimating the locations of the formants of voiced speech intervals
11 years ago | 2445 downloads |
Submitted
Endpoint Detector
Analyzes an audio file which contains a period of background signal, and a period of speech
11 years ago | 3066 downloads |
Submitted
Cepstrum Computation
Compares conventional and analytical methods of cepstrum analysis of a finite duration speech frame
11 years ago | 1113 downloads |
Submitted
Cepstrum Aliasing
Estimates the level of aliasing when finite size FFTs for the computation are used
11 years ago | 827 downloads |
Submitted
Cepstral Pitch
This exercise implements a pitch period detector based on detecting and tracking peaks in speech.
11 years ago | 1643 downloads |
Submitted
Cepstral Waterfall
This exercise introduces the concept of creating “Waterfall Plots” of frame-by-frame cepstrums.
11 years ago | 918 downloads |
Submitted
Cepstral Liftering of speech
Spectral smoothing effects of low frequency cepstral liftering on log magnitude spectrum of speech
11 years ago | 1901 downloads |
Submitted
Autocorrelation estimates
This MATLAB exercise computes four types of short-time autocorrelation of a speech analysis frame.
11 years ago | 2000 downloads |
Submitted
AGC
This exercise designs an automatic gain control (AGC) system for speech companding.
11 years ago | 1075 downloads |
Submitted
Autocorrelation Pitch Detector
Implements a pitch period detection algorithm using modified autocorrelation method
11 years ago | 3404 downloads |
Submitted
pathnew_matlab_central
sets path variable to load folders from list prior to loading matlab folders
12 years ago | 718 downloads |
Submitted
GUI_LITE_26.zip
This zip file contains the m scripts runGUI for creation and editing of GUI LITE files.
12 years ago | 1579 downloads |