Abstract: A method and system for pronunciation assessment based on distinctive feature analysis is provided. It evaluates a user's pronunciation by one or more distinctive feature (DF) assessor. It may further construct a phone assessor with DF assessors to evaluate a user's phone pronunciation, and even construct a continuous speech pronunciation assessor with phone assessor to get the final pronunciation score for a word or a sentence. Each DF assessor further includes a feature extractor and a distinctive feature classifier, and can be realized differently. This is based on the different characteristic of the distinctive feature. A score mapper may be included to standardize the output for each DF assessor. Each speech phone can be described as a “bundle” of DFs. The invention is a novel and qualitative solution based on the DF of speech sounds for pronunciation assessment.

Abstract: A system and method for providing mobile information, a server and a portable device therein are provided. The server comprises an intelligent download manager and the portable device comprises a file browse manager. The intelligent download manager determines a downloaded file update rule and a file browse rule according to any combination of a document attribute, a browse record, and a document preference. The files to be downloaded to the portable device can be determined automatically according to the downloaded file update rule. The file browse manager provides an intelligent browse mode related to the browse sequence of the downloaded files according to the file browse rule. Therefore, information really interesting to the user can be stored in the limited space by the present invention and the user can access the information quickly and efficiently.

Abstract: A system and method for providing mobile information, a server and a portable device therein are provided. The server comprises an intelligent download manager and the portable device comprises a file browse manager. The intelligent download manager determines a downloaded file update rule and a file browse rule according to any combination of a document attribute, a browse record, and a document preference. The files to be downloaded to the portable device can be determined automatically according to the downloaded file update rule. The file browse manager provides an intelligent browse mode related to the browse sequence of the downloaded files according to the file browse rule. Therefore, information really interesting to the user can be stored in the limited space by the present invention and the user can access the information quickly and efficiently.

Abstract: A method and system for pronunciation assessment based on distinctive feature analysis is provided. It evaluates a user's pronunciation by one or more distinctive feature (DF) assessor. It may further construct a phone assessor with DF assessors to evaluate a user's phone pronunciation, and even construct a continuous speech pronunciation assessor with phone assessor to get the final pronunciation score for a word or a sentence. Each DF assessor further includes a feature extractor and a distinctive feature classifier, and can be realized differently. This is based on the different characteristic of the distinctive feature. A score mapper may be included to standardize the output for each DF assessor. Each speech phone can be described as a “bundle” of DFs. The invention is a novel and qualitative solution based on the DF of speech sounds for pronunciation assessment.