TY - CONF T1 - Crowdsourcing research opportunities: lessons from natural language processing. JO - I-KNOW UR - http://dl.acm.org/citation.cfm?id=2362456 PY - 2012/01/01 AU - Sabou M AU - Bontcheva K AU - Scharl A ED - Lindstaedt SN ED - Granitzer M PB - ACM SN - 978-1-4503-1242-4 SP - 17 EP - 17 Y2 - 2025/05/16 ER -