Multi-Criterion Active Learning in Conditional Random Fields. - Christopher T. Symons; Nagiza F. Samatova; Ramya Krishnamurthy; Byung-Hoon Park; Tarik Umar; David Buttler; Terence Critchlow; David Hysom (ICTAI, 2006)

Hedge Funds and Public Information Acquisition. - Alan D. Crane; Kevin Crotty; Tarik Umar (Manag. Sci., 2023)