{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,2]],"date-time":"2026-04-02T08:40:07Z","timestamp":1775119207039,"version":"3.50.1"},"reference-count":31,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"5","license":[{"start":{"date-parts":[[2019,10,1]],"date-time":"2019-10-01T00:00:00Z","timestamp":1569888000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2019,10,1]],"date-time":"2019-10-01T00:00:00Z","timestamp":1569888000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2019,10,1]],"date-time":"2019-10-01T00:00:00Z","timestamp":1569888000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/501100000038","name":"Natural Sciences and Engineering Research Council of Canada","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100000038","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000240","name":"New Brunswick Innovation Foundation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100000240","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Internet Things J."],"published-print":{"date-parts":[[2019,10]]},"DOI":"10.1109\/jiot.2019.2902483","type":"journal-article","created":{"date-parts":[[2019,3,1]],"date-time":"2019-03-01T20:27:06Z","timestamp":1551472026000},"page":"7788-7799","source":"Crossref","is-referenced-by-count":29,"title":["Pystin: Enabling Secure LBS in Smart Cities With Privacy-Preserving Top-$k$  Spatial\u2013Textual Query"],"prefix":"10.1109","volume":"6","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1712-1573","authenticated-orcid":false,"given":"Divya","family":"Negi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0681-9685","authenticated-orcid":false,"given":"Suprio","family":"Ray","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5720-0941","authenticated-orcid":false,"given":"Rongxing","family":"Lu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1145\/2484313.2484322"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/TPDS.2013.45"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1016\/0306-4573(88)90021-0"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1145\/361219.361220"},{"key":"ref12","year":"2018","journal-title":"Tf-idf"},{"key":"ref13","author":"menezes","year":"1997","journal-title":"Handbook of Applied Cryptography"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.14778\/2535569.2448955"},{"key":"ref15","year":"2018","journal-title":"Benchmarks database DIMACS implementation challenge"},{"key":"ref16","year":"2018","journal-title":"United States Board on Geographic Names"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TSC.2015.2481900"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-22922-0_13"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1145\/1066116.1189037"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/ICDCS.2010.34"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.14778\/1687627.1687666"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1145\/290941.291008"},{"key":"ref3","author":"barbard","year":"2006","journal-title":"A Face is Exposed for AOL Searcher no 4417749"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2011.5767862"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-540-70936-7_29"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2009.185"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1145\/2452376.2452419"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-540-30576-7_18"},{"key":"ref2","year":"2017","journal-title":"Twitter Users"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1007\/BF00288933"},{"key":"ref1","year":"2017","journal-title":"STATS"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/ICDCS.2005.48"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1145\/1620585.1620591"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-540-73540-3_14"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2014.6816690"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2005.269"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1016\/j.is.2018.11.004"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.3233\/JCS-2011-0426"}],"container-title":["IEEE Internet of Things Journal"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6488907\/8863548\/08656534.pdf?arnumber=8656534","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,7,13]],"date-time":"2022-07-13T21:09:14Z","timestamp":1657746554000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8656534\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,10]]},"references-count":31,"journal-issue":{"issue":"5"},"URL":"https:\/\/doi.org\/10.1109\/jiot.2019.2902483","relation":{},"ISSN":["2327-4662","2372-2541"],"issn-type":[{"value":"2327-4662","type":"electronic"},{"value":"2372-2541","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,10]]}}}