Comparing with image and video retrieval, audio retrieval study is behindhand.
相对于日益成熟的图像与视频检索,音频检索相对滞后。
参考来源 - 基于内容的音频检索技术研究与实现Design and of audio classifier In content-based audio retrieval, classification objects are continuous audio data.
音频分类器的设计与实现基于内容的音频检索就是要针对连续的音频信号进行分类。
参考来源 - 基于内容的音频信息分类检索技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Content-based audio retrieval has been the studied hotspot of multimedia retrieval.
基于内容的音频检索已成为多媒体检索技术的研究热点。
Audio data can be static or dynamic, and the audio retrieval can be at expression level or semantic level.
音频数据的存在形式有静态与动态之分,在检索层次上也有表示级检索和语义级检索之分。
Feature extraction is the foundation of audio classification, while audio classification is a key of content based audio retrieval.
音频特征提取是音频分类的基础,而音频分类又是基于内容的音频检索的关键。
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