System and method for social bookmarking/tagging at a sub-document and concept level

A method comprising:

• receiving an electronic document in a tagging and analysis server;
• comparing the electronic document with previously stored tags using a part tagging processor, the comparing identifying instances of matches between the electronic document and the previously stored tags, the previously stored tags being stored in a tag definition unit;
• marking up each matching instance in the electronic document with the stored tag information using a part tagging unit;
• and
• delivering the marked up electronic document for display on a display unit.

A system comprising:

• a server including a processor;
• an entity tagging unit coupled to the processor including a memory containing stored tag definitions;
• and
• a part tagging unit coupled to the processor including a document identifier and a part location identifier, the part location identifier including information relating to the location of tagged items within a document, wherein the server receives a document and marks up the document with tag information using the entity tagging unit and the part tagging unit.

A computer program product for tagging documents at a subdocument level, the computer program product comprising:

• a computer usable medium having computer usable program code embodied therewith, the computer usable program code comprising:
• computer usable program code configured to:
• provide information defining tags for parts of a document;
• receive a new document to be displayed;
• compare the new document with the tags to find matching instances between parts of the new document and the tags;
• mark up each match instance in the new document with tag information;
• and
• deliver the marked up new document for displaying the marked up new document with the tag information.