Definitions for "Tipster"
One who makes a practice of giving or selling tips, or private hints or information, esp. for use in gambling upon the probable outcome of events, as horse races.
one who sells advice about gambling or speculation (especially at the racetrack)
An individual who collects special information concerning the chances of horses and who informs his clientele accordingly, usually for an agreed fee.
Keywords:  darpa, led, text, retrieval, effort
was a DARPA-led effort to advance text processing technologies
A DARPA program of research to improve the quality of text processing methods, including information retrieval.