Unsupervised lexicon acquisition from speech and text

Details Unsupervised lexicon acquisition from speech and text Unsupervised lexicon acquisition from speech and text

2008-03-06

2011-11-22

Jackson, Jakieda (Department: 2626)

Data processing: speech signal processing, linguistics, language

Speech signal processing

Synthesis

C704S243000

Reexamination Certificate

active

08065149

ABSTRACT:
Techniques for acquiring, from an input text and an input speech, a set of a character string and a pronunciation thereof which should be recognized as a word. A system according to the present invention: selects, from an input text, plural candidate character strings which are candidates to be recognized as a word; generates plural pronunciation candidates of the selected candidate character strings; generates frequency data by combining data in which the generated pronunciation candidates are respectively associated with the character strings; generates recognition data in which character strings respectively indicating plural words contained in the input speech are associated with pronunciations; and selects and outputs a combination contained in the recognition data, out of combinations each consisting of one of the candidate character strings and one of the pronunciation candidates.

REFERENCES:
patent: 2006/0015326 (2006-01-01), Mori et al.
Tohru Nagano et al., A Stochastic Approach to Phoneme and Accent Estimation, Interspeach 2005 Lisbon, pp. 3293-3296 (Sep. 4, 2005).
Shinsuke More et al., Word N-gram Probability Estimation From a Japanese Raw Corpus, IBM Research, Tokyo Research Laboratory, pp. 1-4.

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