摘要:Annotation is quite important to search for irformation in Web,especially in the situation of massive informarion resources.In this article,we introduces analyze and evaluate the methods of Internet annotation including metadata annotation,cluster annotation,folksonomies,semantic annotation.And then we give a brief introduction of our own initially developed annotation tool LODE-Large-scale ontology development environment.Our target with LODE is to manage ontologies with a springkle of manual effort.On the ontology function side,LODE has could manage ontologies and words.And on the annotation of doucument side,it can import and open document,annotate literature,annotate concept and so on.Other functions is to strengthen such as domain management,ontologies reasoning and so on.