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2 edition of A system for time modification of synthesized speech found in the catalog.

A system for time modification of synthesized speech

by John McLean White

  • 124 Want to read
  • 36 Currently reading

Published .
Written in English


Edition Notes

Statementby John McLean White III
The Physical Object
Paginationix, 240 leaves :
Number of Pages240
ID Numbers
Open LibraryOL24553167M
OCLC/WorldCa33448220

There are three essential elements to these systems: scanning, optical character recognition, often referred to as OCR, and the reading of the text via synthesized speech. To use this technology, users require three components: a flatbed scanner, a PC with a compatible sound card, and a specialized OCR software program with speech output. 1. INTRODUCTION Short time Fourier transform. analysis-synthesis (STFTAS) is. a method of speech. processing based. on. fundamental. concepts. of. describing. speech.

Synthesized speech can be used also in many educational situations. A computer with speech synthesizer can teach 24 hours a day and days a year. It can be programmed for special tasks like spelling and pronunciation teaching for different languages. It can also be used with interactive educational applications. This book focuses on just one technology as applied toward one specific disability; that is, the use of computer synthesized speech (CSS) to help speech impaired people communicate using voice. CSS is used commonly for a variety of applications, such as talking computer terminals, training devices, warning and alarm systems and information.

In [1], a modification for including certain spontaneous speech markers was shown to have a positive impact on the naturalness of a concantenative synthesizer [Figure 1]. The necessity of a new text processing technique was also discussed. In this paper we .   The Microsoft Speech Platform Runtime contains both a managed .NET) and native (COM) API for developing Server based speech applications. Use of the Microsoft Speech Platform Runtime is governed by the MICROSOFT SPEECH PLATFORM RUNTIME 11 LICENSE AGREEMENT.


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A system for time modification of synthesized speech by John McLean White Download PDF EPUB FB2

WORLD - a high-quality speech analysis, manipulation and synthesis system. WORLD is free software for high-quality speech analysis, manipulation and synthesis. It can estimate Fundamental frequency (F0), aperiodicity and spectral envelope and also generate the speech like input speech with only estimated parameters.

A SYSTEM FOR TIME MODIFICATION OF SYNTHESIZED SPEECH By John McLean White III May, Chairman: Dr. Donald G. Childers Major Department: Electrical Engineering The aim of this research was twofold.

The first goal was to create a software-based, time modification system to independently and automatically modify the durations of the.

The objective evaluation method is based on mathematical comparison between original speech and the synthesized speech. The commonly used measurements may be divided into time domain evaluation and frequency domain evaluation. The time domain evaluation includes SNR, weighted SNR, average segment SNR, and so on.

A system for time modification of synthesized speech. By John McLean White. Abstract (Thesis) Thesis (Ph. D.)--University of Florida, (Bibliography) Includes bibliographical references (leaves )(Statement of Responsibility) by John McLean White IIIAuthor: John McLean White.

plish time-scale modification. For speech and voice synthesis applications, unidirectional time scaling makes effective looping to produce sustained vocal sounds A system for time modification of synthesized speech book, and variable frame length makes real-time polyphonic synthesis problematic.

This paper presents a reformulation of the basic ABS/OLA system to deal with these issues, which. A post-processor and method substantially for enhancing synthesised speech is disclosed. The post-processor operates on a signal ex(n) derived from an excitation generator typically comprising a fixed code book and an adaptive code bookthe signal ex(n) being formed from the addition of scaled outputs from the fixed code book and adaptive code book   This is a speech analysis, modification and synthesis system.

Usage exstraightsource. Source information extraction for STRAIGHT [f0raw,ap,analysisParams]=exstraightsource(x,fs,optionalParams) Input parameters.

x: input signal. if it is multi channel, only the first channel is used. fs: sampling frequency (Hz). SPEECH SYNTHESIS SYSTEM This section shows an overview of the speech synthesis sys-tem and simulation for relative timing between articulation and vocal fold vibration.

The speech synthesizer used in our system is based on the speech production model proposed by Sondhi and Schroeter [3]. In the synthesizer, the two-mass. The authors of this paper are from Google. Tacotron is an end-to-end generative text-to-speech model that synthesizes speech directly from text and audio pairs.

Tacotron achieves a mean opinion score on US English. Tacotron generates speech at frame-level and is, therefore, faster than sample-level autoregressive methods.

A system and method are presented for the synthesis of speech from provided text. Particularly, the generation of parameters within the system is performed as a continuous approximation in order to mimic the natural flow of speech as opposed to a step-wise approximation of the feature stream.

This paper proposes a method to prosodic speech modification based on residual-excited linear predictive coding (RELP) applied to speech synthesis. In this way, pitch and time scale modifications. Speech synthesis deals with artificial production of speech, and a Text-to-Speech (TTS) system in this aspect converts natural language text into a corresponding spoken waveform or speech.

Speech is the primary means of communication between people. The goal of speech synthesis or text-to-speech (TTS) is to automatically generate speech (acoustic waveforms) from text [1].

In other words, a text-to-speech synthesizer is a computer-based system that should be able to read any text aloud. There is a fundamental difference. At the same time Speech Plus Inc. introduced the Prose text-to-speech system (track 32).

A year later, first commercial versions of famous DECtalk (tracks ) and Infovox SA (track 31) synthesizer were introduced (Klatt ). Some milestones of speech synthesis development are shown in Figure Fig.

Speech synthesis is artificial simulation of human speech with by a computer or other device. The counterpart of the voice recognition, speech synthesis is mostly used for translating text information into audio information and in applications such as voice-enabled services and mobile applications.

Apart from this, it is also used in assistive. Speech synthesis is the artificial production of human speech.A computer system used for this purpose is called a speech computer or speech synthesizer, and can be implemented in software or hardware products.

A text-to-speech (TTS) system converts normal language text into speech; other systems render symbolic linguistic representations like phonetic transcriptions into speech. One improvement a time, we will come to think of speech synthesis as a complement and, occasionally, as a competitor to human voice-over talents and announcers.

The publications describing WaveNet[1], Tacotron[2], DeepVoice[3] and other systems are important milestones on the way to passing acoustic forms of the Turing test. A Practical Speech Synthesis System. The Festival Speech Synthesis Systems was developed at the Centre for Speech Technology Reseach at the University of Edinburgh in the late 90's.

It offers a free, portable, language independent, run-time speech synthesis engine for. Raised each time the synthesizer reaches a letter or combination of letters that constitute a discreet sound of speech in a language. SpeakProgress. Raised each time the synthesizer completes speaking a word.

VisemeReached. Raised each time spoken output requires a change in the position of the mouth or the facial muscles used to produce speech. An application of prosodic speech processing algorithms to Text-To-Speech synthesis is presented.

Prosodic modifications that improve the naturalness of the synthesized signal are discussed. The applied method is based on the TD-PSOLA algorithm. The developed Text-To-Speech Synthesizer is used in applications employing multimodal computer interfaces.

Among the design factors important for the quality of synthesized speech are (a) the accuracy and sophistication of text-to-phonetic-code conversion algorithms and (b) the type of digital data (LPC or formant data) and the attention paid to spectral transitions across phonemic boundaries, the latter being, in part, a function of the unit of.

Parametrically synthesized speech is highly modular, and feasible. If we can make approximations of the parameters that make the speech, then we can train a model to generate all kinds of speech.As a result, A good speech synthesizer achieves two quality measures of text to speech system: Naturalness and Intelligibility.

The produced speech than pass through Super position algorithm developed using Formant Synthesizer and Time-domain Synthesizer to achieve more prosody on output and synthesized speech.