Idea : Generate metadata of papers automatically .
Step 1 : Use PDF Library to transform pdf files into plain text files.
Step 2: Design an agent to extract the key words of the papers such as paper title & the top-10 words of the papers’ abstract.
Step 3: Use the key words as the query to the CiteSeer and parse the returning contents to extract the BibTex section of the papers.
Step4: Use the BibTex as the metadata of the papers .
Further more …
Use FOAF files to create a social network and use it to Share or Query papers .