Multimedia information retrieval method and electronic device
First Claim
1. A multimedia information retrieval method, comprising steps of:
- extracting a voice of multimedia to be retrieved from multimedia to be retrieved;
recognizing the voice of the multimedia to be retrieved to obtain a recognized text; and
retrieving multimedia information of the multimedia to be retrieved in a multimedia database according to the recognized text, wherein, retrieving multimedia information of the multimedia to be retrieved in the multimedia database according to the recognized text comprises;
performing word segmentation on the recognized text according to a preset word library to obtain a plurality of undetermined recognition codes;
determining a plurality of recognition codes according to word occurrence frequencies of the undetermined recognition codes in the word library; and
retrieving the plurality of recognition codes in the multimedia database to obtain the multimedia information of the multimedia to be retrieved.
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Abstract
The present invention relates to a multimedia information retrieval method and electronic device, the multimedia information retrieval method comprising the steps of: extracting from a to-be-retrieved multimedia the voice of the to-be-retrieved multimedia; recognizing the voice of the to-be-retrieved multimedia to obtain a recognized text; and retrieving a multimedia database according to the recognized text to obtain the multimedia information of the to-be-retrieved multimedia. The present invention also relates to an electronic device. The multimedia information retrieval method and electronic device of the present invention can automatically, quickly, and comprehensively present to a user the multimedia information the user wants to know, thus greatly improving user retrieval efficiency and retrieval success rate.
39 Citations
13 Claims
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1. A multimedia information retrieval method, comprising steps of:
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extracting a voice of multimedia to be retrieved from multimedia to be retrieved; recognizing the voice of the multimedia to be retrieved to obtain a recognized text; and retrieving multimedia information of the multimedia to be retrieved in a multimedia database according to the recognized text, wherein, retrieving multimedia information of the multimedia to be retrieved in the multimedia database according to the recognized text comprises; performing word segmentation on the recognized text according to a preset word library to obtain a plurality of undetermined recognition codes; determining a plurality of recognition codes according to word occurrence frequencies of the undetermined recognition codes in the word library; and retrieving the plurality of recognition codes in the multimedia database to obtain the multimedia information of the multimedia to be retrieved. - View Dependent Claims (2, 3, 4)
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5. An electronic device, comprising:
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one or more processors; a storage; and one or more computer programs stored on the storage and configured to cause the one or more processors to perform a multimedia information retrieval method, wherein the one or more computer programs comprise; a voice extracting module configured to extract a voice of multimedia to be retrieved from multimedia to be retrieved; a voice recognizing module configured to recognize the voice of the multimedia to be retrieved to obtain a recognized text; and a retrieving module configured to retrieve multimedia information of the multimedia to be retrieved in a multimedia database according to the recognized text, wherein the retrieving module further comprises; an undetermined recognition code determining unit configured to perform word segmentation on the recognized text according to a preset word library to obtain a plurality of undetermined recognition codes; a recognition code determining unit configured to determine a plurality of recognition codes according to word occurrence frequencies of the undetermined recognition codes in the word library; and a retrieving unit configured to retrieve the recognition codes in the multimedia database to obtain the multimedia information of the multimedia to be retrieved. - View Dependent Claims (6, 7, 8)
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9. An electronic device, comprising:
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one or more processors; a storage; and one or more computer programs stored on the storage and configured to cause the one or more processors to provide a multimedia information retrieval method, wherein the one or more computer programs comprise; a multimedia database configured to store multimedia information; a download module configured to download multimedia to be retrieved by a download link for the multimedia to be retrieved; a voice extracting module configured to extract a voice of the multimedia to be retrieved from the multimedia to be retrieved; a voice recognizing module configured to recognize the voice of the multimedia to be retrieved to obtain a recognized text; and a retrieving module configured to retrieve multimedia information of the multimedia to be retrieved in the multimedia database according to the recognized, wherein the retrieving module comprises; an undetermined recognition code determining unit configured to perform word segmentation on the recognized text according to a preset word library to obtain a plurality of undetermined recognition codes; a recognition code determining unit configured to determine a plurality of recognition codes according to word occurrence frequencies of the undetermined recognition codes in the word library; and a retrieving unit configured to retrieve the recognition codes in the multimedia database to obtain the multimedia information of the multimedia to be retrieved. - View Dependent Claims (10, 11, 12, 13)
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Specification