Electronics and Telecommunications Research Institute

Ilbin Lee

Sang Kyu Park

Jun Soo Park

Seung Yun

Seung Hi Kim

Sanghun Kim

Soo Jong Lee

Jeong Se Kim

A speech understanding apparatus includes: a speech recognition unit for recognizing an input speech to produce a speech recognition result; a sentence analysis unit for performing morpheme analysis on a sentence corresponding to the speech recognition result, extracting additional information, and performing syntax analysis; a hierarchy describing unit for describing hierarchy of the sentence; a class transformation unit for performing class transformation on the sentence; a semantic representation determination unit for marking optional expressions for the sentence, deleting meaningless expressions and the additional information, converting the sentence into its base form, and deleting morphemic tags or symbols to determine a semantic representation; a semantic representation retrieval unit for retrieving the determined semantic representation from an example-based semantic representation pattern database; and a retrieval result processing unit for selectively producing a retrieved semantic representation.

Speech understanding system using an example-based semantic representation pattern

Growing community of inventors

Daejeon, South Korea

Ilbin Lee