Seok-Pil Lee

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This paper proposes a matching engine of a query-by-singing/humming (QbSH) system of which database is constructed from polyphonic recordings such as MP3 files. Use of the database makes the system more practical since it saves the trouble of gathering MIDI files. The pitch sequences transcribed from polyphonic recordings may have errors, and to reduce the(More)
It has become general that consumers freely create contents and spend them for themselves on Web services in Web 2.0 environments. This research introduces the personalized contents recommendation system that answers the recent propensity trends about the multimedia contents based on web environments. The proposed system mined the usage history patterns of(More)
The robustness of audio fingerprinting system in a noisy environment is a principal challenge in the area of content-based audio retrieval, especially for use in portable consumer devices. The audio fingerprint proposed by Philips uses expanded hash table lookup to compensate errors introduced by noise. The expanded hash table lookup increases the searching(More)