基于内容和旋律的音频片段识别与检索

Audio-clip Recognition and Retrieval Based on Content and Melody

介绍了音频信号的主要特征和处理技术,给出音频检索系统的处理框架和主流产品,并列出典型检索引擎及应用行业;详细阐述了音频识别和检索的主要方法、基于旋律和内容的音频片段检索的原理和特点;最后结合实验和测试中的实际问题对音频检索进行展望.

It introduces the fundamentals such as main features and technologies of the audio signals,gives the frame and productions of the audio retrieval systems,and also lists the typical retrieval engines and application fields.The main audio-clip recognition retrieval methods based on contents and rhythms are analyzed in detail.At last it prospects the development and applications of audio retrieval according to the problems in testing.