{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,22]],"date-time":"2026-03-22T16:17:44Z","timestamp":1774196264211,"version":"3.50.1"},"publisher-location":"New York, NY, USA","reference-count":22,"publisher":"ACM","license":[{"start":{"date-parts":[[2010,10,16]],"date-time":"2010-10-16T00:00:00Z","timestamp":1287187200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2010,10,16]]},"DOI":"10.1145\/1868914.1868921","type":"proceedings-article","created":{"date-parts":[[2010,10,19]],"date-time":"2010-10-19T12:41:35Z","timestamp":1287492095000},"page":"13-22","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":179,"title":["Location-based crowdsourcing"],"prefix":"10.1145","author":[{"given":"Florian","family":"Alt","sequence":"first","affiliation":[{"name":"University of Duisburg-Essen, Sch\u00fctzenbahn, Essen, Germany"}]},{"given":"Alireza Sahami","family":"Shirazi","sequence":"additional","affiliation":[{"name":"University of Duisburg-Essen, Sch\u00fctzenbahn, Essen, Germany"}]},{"given":"Albrecht","family":"Schmidt","sequence":"additional","affiliation":[{"name":"University of Duisburg-Essen, Sch\u00fctzenbahn, Essen, Germany"}]},{"given":"Urs","family":"Kramer","sequence":"additional","affiliation":[{"name":"University of Duisburg-Essen, Sch\u00fctzenbahn, Essen, Germany"}]},{"given":"Zahid","family":"Nawaz","sequence":"additional","affiliation":[{"name":"University of Duisburg-Essen, Sch\u00fctzenbahn, Essen, Germany"}]}],"member":"320","published-online":{"date-parts":[[2010,10,16]]},"reference":[{"key":"e_1_3_2_1_1_1","volume-title":"Working Paper","author":"Chen Y.","year":"2008"},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/1566374.1566392"},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-02767-3_50"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/1367497.1367506"},{"key":"e_1_3_2_1_5_1","doi-asserted-by":"publisher","DOI":"10.1145\/1541948.1541993"},{"key":"e_1_3_2_1_6_1","volume-title":"1st Edition","author":"Howe J.","year":"2008"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1177\/0894439309332299"},{"key":"e_1_3_2_1_8_1","volume-title":"Proc. AI 2009","author":"Kamar E."},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/1460563.1460572"},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-01516-8_15"},{"key":"e_1_3_2_1_11_1","unstructured":"Ledlie J. etal Crowd Translator: On Building Localized Speech Recognizers through Micropayments.  Ledlie J. et al. Crowd Translator: On Building Localized Speech Recognizers through Micropayments."},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.1145\/1600150.1600175"},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.1145\/1357054.1357239"},{"key":"e_1_3_2_1_14_1","volume-title":"No. 59","author":"Okolloh O.","year":"2009"},{"key":"e_1_3_2_1_15_1","unstructured":"Rheingold H 2002 Smart Mobs. The Next Social Revolution (Basic Books Cambridge MA)   Rheingold H 2002 Smart Mobs. The Next Social Revolution (Basic Books Cambridge MA)"},{"key":"#cr-split#-e_1_3_2_1_16_1.1","doi-asserted-by":"crossref","unstructured":"Schmidt A. 2000. Implicit human computer interaction through context. Personal and Ubiquitous Computing. 4","DOI":"10.1007\/BF01324126"},{"key":"#cr-split#-e_1_3_2_1_16_1.2","doi-asserted-by":"crossref","unstructured":"(2) Springer. June 2000. pp 191--199. Schmidt A. 2000. Implicit human computer interaction through context. Personal and Ubiquitous Computing. 4","DOI":"10.1007\/BF01324126"},{"key":"#cr-split#-e_1_3_2_1_16_1.3","unstructured":"(2) Springer. June 2000. pp 191--199."},{"key":"e_1_3_2_1_17_1","unstructured":"Surowiecki J. The Wisdom of Crowds: Why the Many are Smarter than the Few and How Collective Wisdom Shapes Business Economies Societies and Nations. Doubleday   Surowiecki J. The Wisdom of Crowds: Why the Many are Smarter than the Few and How Collective Wisdom Shapes Business Economies Societies and Nations. Doubleday"},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.1145\/985692.985733"},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1145\/1124772.1124782"},{"key":"e_1_3_2_1_20_1","doi-asserted-by":"publisher","DOI":"10.1145\/1386790.1386829"}],"event":{"name":"NordiCHI '10: 6th Nordic Conference on Human-Computer Interaction","location":"Reykjavik Iceland","acronym":"NordiCHI '10","sponsor":["Reykjavik University","University of Iceland","SIGCHI ACM Special Interest Group on Computer-Human Interaction"]},"container-title":["Proceedings of the 6th Nordic Conference on Human-Computer Interaction: Extending Boundaries"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1868914.1868921","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1868914.1868921","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T12:08:30Z","timestamp":1750248510000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1868914.1868921"}},"subtitle":["extending crowdsourcing to the real world"],"short-title":[],"issued":{"date-parts":[[2010,10,16]]},"references-count":22,"alternative-id":["10.1145\/1868914.1868921","10.1145\/1868914"],"URL":"https:\/\/doi.org\/10.1145\/1868914.1868921","relation":{},"subject":[],"published":{"date-parts":[[2010,10,16]]},"assertion":[{"value":"2010-10-16","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}