{"last_modified": {"type": "/type/datetime", "value": "2010-12-05T07:05:12.970868"}, "title": "Principal components analysis", "created": {"type": "/type/datetime", "value": "2009-12-10T19:37:45.409893"}, "subjects": ["Principal components analysis"], "latest_revision": 2, "key": "/works/OL6724267W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1820513A"}}], "type": {"key": "/type/work"}, "revision": 2}