Submitted


Quantizer Characteristic
This exercisedemonstartes quantizing speech using uniform and a logarithmic (mu-law) quantizer.

6 years ago | 5 downloads |

Thumbnail

Submitted


Plot Roots
Computes and plots the roots of either an LPC polynomial or the resulting set of LSP polynomials

6 years ago | 1 download |

Thumbnail

Submitted


SIFT Pitch Detector
This exercise designs and implements a pitch period detector based on detecting and tracking peaks.

6 years ago | 3 downloads |

Thumbnail

Submitted


Play Pitch Period Contour
The exercise tries to separate the main properties of speech excitation function from vocal tract.

6 years ago | 4 downloads |

Thumbnail

Submitted


Spectral and phase magnitude
Illustrates the impact of Spectral Magnitude and Phase on Long-Time Analysis and Synthesis of Speech

6 years ago | 2 downloads |

Thumbnail

Submitted


Overlap Add Windows
This exercise verifies the windows sampling property is valid for a range of windows.

6 years ago | 2 downloads |

Thumbnail

Submitted


Narrowband/Wideband Spectra of a Speech Frame
Compares and contrasts the effects of using either of two different windows

6 years ago | 1 download |

Thumbnail

Submitted


Mu Law Compander
This exercise shows the mu-law input-output characteristic for a range of values of mu from 1 to 500

6 years ago | 3 downloads |

Thumbnail

Submitted


Mu Law Quantizer
Illustrates the impact of mu-law companding (compressing and expanding) and quantization of a speech

6 years ago | 2 downloads |

Thumbnail

Submitted


LSP roots
This exercise compares the properties of the LPC polynomial match to a frame of speech with the LSP.

6 years ago | 1 download |

Thumbnail

Submitted


LPC Vocoder
Builds an LPC vocoder, i.e., performs LPC analysis and synthesis on a speech file

6 years ago | 8 downloads |

Thumbnail

Submitted


LPC Analysis with Varying p
illustrates the matching behavior of LPC polynomial log magnitude spectrum to log magnitude of STFT

6 years ago | 1 download |

Thumbnail

Submitted


lpc varying L
This exercise shows the matching behavior of the LPC polynomial log magnitude spectrum of the STFT.

6 years ago | 2 downloads |

Thumbnail

Submitted


lpc frame
This exercise shows how the method of linear predictive coding (LPC) models a speech frame.

6 years ago | 2 downloads |

Thumbnail

Submitted


LPC Error Synthesis
This MATLAB exercise performs LPC analysis and synthesis on a speech file.

6 years ago | 2 downloads |

Thumbnail

Submitted


LPC Error
Shows the (flat spectrum) nature of the LPC error signal for a typical speech frame (voiced speech)

6 years ago | 3 downloads |

Thumbnail

Submitted


Ideal Vocal Tract
Illustrates effect of using periodic excitation for glottal input signal on a set of speech frames

6 years ago | 2 downloads |

Thumbnail

Submitted


Rosenburg Glottal Pulse
Computes the discrete-time Rosenberg glottal pulse approximation in the time and frequency domains

6 years ago | 2 downloads |

Thumbnail

Submitted


Formant Estimation
Illustrates an algorithm for estimating the locations of the formants of voiced speech intervals

6 years ago | 3 downloads |

Thumbnail

Submitted


Endpoint Detector
Analyzes an audio file which contains a period of background signal, and a period of speech

6 years ago | 7 downloads |

Thumbnail

Submitted


Cepstrum Computation
Compares conventional and analytical methods of cepstrum analysis of a finite duration speech frame

6 years ago | 3 downloads |

Thumbnail

Submitted


Cepstrum Aliasing
Estimates the level of aliasing when finite size FFTs for the computation are used

6 years ago | 4 downloads |

Thumbnail

Submitted


Cepstral Pitch
This exercise implements a pitch period detector based on detecting and tracking peaks in speech.

6 years ago | 3 downloads |

Thumbnail

Submitted


Cepstral Waterfall
This exercise introduces the concept of creating “Waterfall Plots” of frame-by-frame cepstrums.

6 years ago | 1 download |

Thumbnail

Submitted


Cepstral Liftering of speech
Spectral smoothing effects of low frequency cepstral liftering on log magnitude spectrum of speech

6 years ago | 4 downloads |

Thumbnail

Submitted


Autocorrelation estimates
This MATLAB exercise computes four types of short-time autocorrelation of a speech analysis frame.

6 years ago | 7 downloads |

Thumbnail

Submitted


AGC
This exercise designs an automatic gain control (AGC) system for speech companding.

6 years ago | 3 downloads |

Thumbnail

Submitted


Autocorrelation Pitch Detector
Implements a pitch period detection algorithm using modified autocorrelation method

6 years ago | 3 downloads |

Thumbnail

Submitted


pathnew_matlab_central
sets path variable to load folders from list prior to loading matlab folders

7 years ago | 1 download |

Submitted


GUI_LITE_26.zip
This zip file contains the m scripts runGUI for creation and editing of GUI LITE files.

7 years ago | 5 downloads |

Load more