Method and apparatus for automatically updating stock and mutual fund grammars in speech recognition systems
First Claim
1. A method for automatically updating stock and mutual fund grammars in a speech recognition system, comprising the steps of:
- automatically updating, on a pre-specified basis, a database having a plurality of entries, each entry respectively corresponding to a publicly traded stock or a publicly traded fund, and respectively comprising at least one name of the publicly traded stock or publicly traded fund, a weight for the at least one name, and baseforms of the at least one name; and
automatically updating a grammar file for names in the database, the grammar file including the names and weights for the names.
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Abstract
A method for automatically updating stock and mutual fund grammars in a speech recognition system includes the step of automatically updating, on a pre-specified basis, a database having a plurality of entries. Each entry respectively corresponds to a publicly traded stock or a publicly traded fund, and respectively includes at least one name of the publicly traded stock or publicly traded fund, a weight for the at least one name, and baseforms of the at least one name. A grammar file for names in the database is automatically updated. The grammar file includes the names and weights for the names. Preferably, the database and grammar file are updated on a daily basis.
13 Citations
33 Claims
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1. A method for automatically updating stock and mutual fund grammars in a speech recognition system, comprising the steps of:
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automatically updating, on a pre-specified basis, a database having a plurality of entries, each entry respectively corresponding to a publicly traded stock or a publicly traded fund, and respectively comprising at least one name of the publicly traded stock or publicly traded fund, a weight for the at least one name, and baseforms of the at least one name; and
automatically updating a grammar file for names in the database, the grammar file including the names and weights for the names. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method for automatically updating stock and mutual fund grammars in a speech recognition system, comprising the steps of:
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constructing a database having a plurality of entries, each entry respectively corresponding to a publicly traded stock or a publicly traded fund, and respectively comprising at least one name of the publicly traded stock or publicly traded fund, a weight for the at least one name, and baseforms of the at least one name;
generating a grammar file for names in the database, the grammar file including the names and weights for the names;
automatically updating the database on a pre-specified basis, including adding new entries for newly listed stocks and newly listed funds and removing any of the plurality of entries corresponding to newly unlisted stocks and newly unlisted funds; and
automatically updating the grammar file with respect to the newly listed stock names and the newly listed fund names. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21)
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22. An apparatus for automatically updating stock and mutual fund grammars in a speech recognition system, comprising:
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a database update device for automatically updating, on a pre-specified basis, a database having a plurality of entries, each entry respectively corresponding to a publicly traded stock or a publicly traded fund, and respectively comprising at least one name of the publicly traded stock or publicly traded fund, a weight for the at least one name, and baseforms of the at least one name; and
a grammar generator for automatically updating a grammar file for names in the database, the grammar file including the names and weights for the names. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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Specification