作者: Bruce L. Davis , William Y. Conwell
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摘要: Metadata determines treatment of content by automated systems, including “user generated content” web sites. The metadata may be conveyed with the or determined other techniques, systems based on digital watermarking fingerprinting. In some arrangements, depends temporal length a excerpt that matches pre-existing work. others, popularity—either content, work from which it was derived. A great variety factors and contexts can also considered. Automated tools to preliminarily identify possible “fair use” realized; further determination made human evaluators (including crowd-source approaches).