{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,22]],"date-time":"2026-03-22T09:43:24Z","timestamp":1774172604065,"version":"3.50.1"},"publisher-location":"New York, NY, USA","reference-count":50,"publisher":"ACM","license":[{"start":{"date-parts":[[2015,11,2]],"date-time":"2015-11-02T00:00:00Z","timestamp":1446422400000},"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":[[2015,11,2]]},"DOI":"10.1145\/2817946.2817968","type":"proceedings-article","created":{"date-parts":[[2015,10,27]],"date-time":"2015-10-27T12:37:04Z","timestamp":1445949424000},"page":"185-195","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":15,"title":["\"I don't have a photograph, but you can have my footprints.\""],"prefix":"10.1145","author":[{"given":"Christopher J.","family":"Riederer","sequence":"first","affiliation":[{"name":"Columbia University, New York, NY, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sebastian","family":"Zimmeck","sequence":"additional","affiliation":[{"name":"Columbia University, New York, NY, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Coralie","family":"Phanord","sequence":"additional","affiliation":[{"name":"Dartmouth University, Hanover, NH, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Augustin","family":"Chaintreau","sequence":"additional","affiliation":[{"name":"Columbia University, New York, NY, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Steven M.","family":"Bellovin","sequence":"additional","affiliation":[{"name":"Columbia University, New York, NY, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2015,11,2]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1109\/SocialCom-PASSAT.2012.102"},{"key":"e_1_3_2_1_2_1","unstructured":"E. Badger. This is how women feel about walking alone at night in their own neighborhoods. http:\/\/www.washingtonpost.com\/blogs\/wonkblog\/wp\/2014-\/05\/28\/this-is-how-women-feel-about-walking-alone-at-night-in-their-own-neighborhoods\/ May 2014.  E. Badger. This is how women feel about walking alone at night in their own neighborhoods. http:\/\/www.washingtonpost.com\/blogs\/wonkblog\/wp\/2014-\/05\/28\/this-is-how-women-feel-about-walking-alone-at-night-in-their-own-neighborhoods\/ May 2014."},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/2398356.2398375"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/2659480.2659492"},{"key":"e_1_3_2_1_5_1","volume-title":"epluribus: Ethnicity on social networks","author":"Chang J.","year":"2010","unstructured":"J. Chang , I. Rosenn , L. Backstrom , and C. Marlow . epluribus: Ethnicity on social networks , 2010 . J. Chang, I. Rosenn, L. Backstrom, and C. Marlow. epluribus: Ethnicity on social networks, 2010."},{"key":"e_1_3_2_1_6_1","volume-title":"Exploring millions of footprints in location sharing services","author":"Cheng Z.","year":"2011","unstructured":"Z. Cheng , J. Caverlee , K. Lee , and D. Sui . Exploring millions of footprints in location sharing services , 2011 . Z. Cheng, J. Caverlee, K. Lee, and D. Sui. Exploring millions of footprints in location sharing services, 2011."},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/2020408.2020579"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/1864349.1864380"},{"key":"e_1_3_2_1_9_1","first-page":"3","article-title":"Unique in the crowd: The privacy bounds of human mobility","author":"de Montjoye Y.-A.","year":"2013","unstructured":"Y.-A. de Montjoye . Unique in the crowd: The privacy bounds of human mobility . Sci. Rep. , 3 , 2013 . Y.-A. de Montjoye et al. Unique in the crowd: The privacy bounds of human mobility. Sci. Rep., 3, 2013.","journal-title":"Sci. Rep."},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-37210-0_6"},{"key":"e_1_3_2_1_11_1","first-page":"768","volume-title":"Deriving Rules for Trip Purpose Identification from GPS Travel Survey Data and Land Use Data: A Machine Learning Approach","author":"Deng Z.","year":"2010","unstructured":"Z. Deng and M. Ji . Deriving Rules for Trip Purpose Identification from GPS Travel Survey Data and Land Use Data: A Machine Learning Approach , chapter 72, pages 768 -- 777 . 2010 . Z. Deng and M. Ji. Deriving Rules for Trip Purpose Identification from GPS Travel Survey Data and Land Use Data: A Machine Learning Approach, chapter 72, pages 768--777. 2010."},{"key":"e_1_3_2_1_12_1","volume-title":"The demographics of social media users -","author":"Duggan M.","year":"2012","unstructured":"M. Duggan and J. Brenner . The demographics of social media users - 2012 . Pew Research Center , 2013. M. Duggan and J. Brenner. The demographics of social media users - 2012. Pew Research Center, 2013."},{"key":"e_1_3_2_1_13_1","volume-title":"May","author":"File T.","year":"2013","unstructured":"T. File . Computer and internet use in the united states. http:\/\/www.census.gov\/prod\/2013pubs\/p20--569.pdf , May 2013 . T. File. Computer and internet use in the united states. http:\/\/www.census.gov\/prod\/2013pubs\/p20--569.pdf, May 2013."},{"key":"e_1_3_2_1_14_1","volume-title":"Nature","author":"Gonz\u00e1lez M.","year":"2008","unstructured":"M. Gonz\u00e1lez , C. Hidalgo , and A.-L. Barabasi . Understanding individual human mobility patterns . Nature , 2008 . M. Gonz\u00e1lez, C. Hidalgo, and A.-L. Barabasi. Understanding individual human mobility patterns. Nature, 2008."},{"key":"e_1_3_2_1_15_1","doi-asserted-by":"publisher","DOI":"10.1109\/TNET.2002.801403"},{"key":"e_1_3_2_1_16_1","volume-title":"NSDI'12: Proceedings of the 9th USENIX conference on Networked Systems Design and Implementation. USENIX Association","author":"Guha S.","year":"2012","unstructured":"S. Guha , M. Jain , and V. N. Padmanabhan . Koi: a location-privacy platform for smartphone apps . In NSDI'12: Proceedings of the 9th USENIX conference on Networked Systems Design and Implementation. USENIX Association , Apr. 2012 . S. Guha, M. Jain, and V. N. Padmanabhan. Koi: a location-privacy platform for smartphone apps. In NSDI'12: Proceedings of the 9th USENIX conference on Networked Systems Design and Implementation. USENIX Association, Apr. 2012."},{"key":"e_1_3_2_1_17_1","volume-title":"What we instagram: A first analysis of instagram photo content and user types","author":"Hu Y.","year":"2014","unstructured":"Y. Hu , L. Manikonda , and S. Kambhampati . What we instagram: A first analysis of instagram photo content and user types , 2014 . Y. Hu, L. Manikonda, and S. Kambhampati. What we instagram: A first analysis of instagram photo content and user types, 2014."},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.4054\/DemRes.2014.31.20"},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.5555\/2021975.2021988"},{"key":"e_1_3_2_1_20_1","doi-asserted-by":"publisher","DOI":"10.1109\/PERCOMW.2011.5766977"},{"key":"e_1_3_2_1_21_1","doi-asserted-by":"publisher","DOI":"10.1145\/1734583.1734589"},{"key":"e_1_3_2_1_22_1","volume-title":"4th annual springhill suites annual travel survey","unstructured":"Kelton. 4th annual springhill suites annual travel survey . http:\/\/news.marriott.com\/springhill-suites-annual-travel-survey.html, April 2013. Kelton. 4th annual springhill suites annual travel survey. http:\/\/news.marriott.com\/springhill-suites-annual-travel-survey.html, April 2013."},{"key":"e_1_3_2_1_23_1","volume-title":"SAGE","author":"Krippendorff K.","year":"1980","unstructured":"K. Krippendorff . Content analysis : An introduction to its methodology . SAGE , Beverly Hills, CA, USA , 1980 . K. Krippendorff. Content analysis: An introduction to its methodology. SAGE, Beverly Hills, CA, USA, 1980."},{"key":"e_1_3_2_1_24_1","volume-title":"the home-work link, and space-time patterns of nonemployment activities. Economic Geography, 75(4):pp --370","author":"Kwan M.-P.","year":"1999","unstructured":"M.-P. Kwan . Gender , the home-work link, and space-time patterns of nonemployment activities. Economic Geography, 75(4):pp --370 , 1999 . M.-P. Kwan. Gender, the home-work link, and space-time patterns of nonemployment activities. Economic Geography, 75(4):pp --370, 1999."},{"key":"e_1_3_2_1_25_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-31205-2_6"},{"key":"e_1_3_2_1_26_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1083-6101.2008.01432.x"},{"key":"e_1_3_2_1_27_1","doi-asserted-by":"publisher","DOI":"10.1177\/0278364907073775"},{"key":"e_1_3_2_1_28_1","doi-asserted-by":"publisher","DOI":"10.1145\/1526709.1526899"},{"key":"e_1_3_2_1_29_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.eswa.2012.12.100"},{"key":"e_1_3_2_1_30_1","volume-title":"Privacy management on social media sites","author":"Madden M.","year":"2012","unstructured":"M. Madden . Privacy management on social media sites . Pew Research Center , 2012 . M. Madden. Privacy management on social media sites. Pew Research Center, 2012."},{"key":"e_1_3_2_1_31_1","volume-title":"Teens, social media, and privacy","author":"Madden M.","year":"2013","unstructured":"M. Madden , A. Lenhart , S. Cortesi , U. Grasser , M. Duggan , A. Smith , and M. Beaton . Teens, social media, and privacy . Pew Research Center , 2013 . M. Madden, A. Lenhart, S. Cortesi, U. Grasser, M. Duggan, A. Smith, and M. Beaton. Teens, social media, and privacy. Pew Research Center, 2013."},{"key":"e_1_3_2_1_32_1","doi-asserted-by":"publisher","DOI":"10.5555\/1394399"},{"key":"e_1_3_2_1_33_1","doi-asserted-by":"publisher","DOI":"10.1093\/sf\/67.2.281"},{"key":"e_1_3_2_1_34_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-94-007-4608-4_17"},{"key":"e_1_3_2_1_35_1","volume-title":"Proceedings of the 5th International AAAI Conference on Weblogs and Social Media (ICWSM'11)","author":"Mislove A.","year":"2011","unstructured":"A. Mislove , S. Lehmann , Y.-Y. Ahn , J.-P. Onnela , and J. N. Rosenquist . Understanding the Demographics of Twitter Users . In Proceedings of the 5th International AAAI Conference on Weblogs and Social Media (ICWSM'11) . Barcelona, Spain , July 2011 . A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, and J. N. Rosenquist. Understanding the Demographics of Twitter Users. In Proceedings of the 5th International AAAI Conference on Weblogs and Social Media (ICWSM'11). Barcelona, Spain, July 2011."},{"key":"e_1_3_2_1_36_1","volume-title":"An empirical study of geographic user activity patterns in foursquare","author":"Noulas A.","year":"2011","unstructured":"A. Noulas , S. Scellato , C. Mascolo , and M. Pontil . An empirical study of geographic user activity patterns in foursquare , 2011 . A. Noulas, S. Scellato, C. Mascolo, and M. Pontil. An empirical study of geographic user activity patterns in foursquare, 2011."},{"issue":"5","key":"e_1_3_2_1_37_1","doi-asserted-by":"crossref","first-page":"411","DOI":"10.1017\/S1930297500002205","article-title":"Running experiments on amazon mechanical turk","volume":"5","author":"Paolacci G.","year":"2010","unstructured":"G. Paolacci , J. Chandler , and P. G. Ipeirotis . Running experiments on amazon mechanical turk . Judgment and Decision Making , 5 ( 5 ): 411 -- 419 , 2010 . G. Paolacci, J. Chandler, and P. G. Ipeirotis. Running experiments on amazon mechanical turk. Judgment and Decision Making, 5(5):411--419, 2010.","journal-title":"Judgment and Decision Making"},{"key":"e_1_3_2_1_38_1","doi-asserted-by":"publisher","DOI":"10.5555\/1953048.2078195"},{"key":"e_1_3_2_1_39_1","volume-title":"A machine learning approach to twitter user classification","author":"Pennacchiotti M.","year":"2011","unstructured":"M. Pennacchiotti and A.-M. Popescu . A machine learning approach to twitter user classification , 2011 . M. Pennacchiotti and A.-M. Popescu. A machine learning approach to twitter user classification, 2011."},{"key":"e_1_3_2_1_40_1","doi-asserted-by":"publisher","DOI":"10.1145\/1871985.1871993"},{"key":"e_1_3_2_1_41_1","first-page":"169","volume-title":"A Conceptual Framework for Measuring Segregation and its Association with Population Outcomes","author":"Reardon S. F.","year":"2006","unstructured":"S. F. Reardon . A Conceptual Framework for Measuring Segregation and its Association with Population Outcomes , chapter 7, pages 169 -- 192 . John Wiley Sons , San Francisco, CA, USA , 2006 . S. F. Reardon. A Conceptual Framework for Measuring Segregation and its Association with Population Outcomes, chapter 7, pages 169--192. John Wiley Sons, San Francisco, CA, USA, 2006."},{"key":"e_1_3_2_1_42_1","doi-asserted-by":"publisher","DOI":"10.1080\/01621459.1971.10482341"},{"key":"e_1_3_2_1_43_1","doi-asserted-by":"publisher","DOI":"10.5555\/3191835.3192000"},{"key":"e_1_3_2_1_44_1","doi-asserted-by":"publisher","DOI":"10.1126\/science.1177170"},{"key":"e_1_3_2_1_45_1","volume-title":"Social networking time per user in the united states in july","year":"2012","unstructured":"Statista. Social networking time per user in the united states in july 2012 , by ethnicity (in hours and minutes). http:\/\/www.statista.com\/statistics\/248158\/social-networking-time-per-us-user-by-ethnicity\/, 2012. Statista. Social networking time per user in the united states in july 2012, by ethnicity (in hours and minutes). http:\/\/www.statista.com\/statistics\/248158\/social-networking-time-per-us-user-by-ethnicity\/, 2012."},{"key":"e_1_3_2_1_46_1","unstructured":"United States Census Bureau. 2010 census. http:\/\/factfinder2.census.gov\/faces\/nav\/jsf\/pages\/index.xhtml 2010.  United States Census Bureau. 2010 census. http:\/\/factfinder2.census.gov\/faces\/nav\/jsf\/pages\/index.xhtml 2010."},{"key":"e_1_3_2_1_47_1","first-page":"945","author":"United States v","year":"2012","unstructured":"United States v . Jones. 2012 . 132 S. Ct. 945 , 955 (Sotomayor, J., concurring) (quoting People v. Weaver, 12 N.Y.3d 433, 441--42 (2009)). United States v. Jones. 2012. 132 S. Ct. 945, 955 (Sotomayor, J., concurring) (quoting People v. Weaver, 12 N.Y.3d 433, 441--42 (2009)).","journal-title":"Jones."},{"key":"e_1_3_2_1_48_1","doi-asserted-by":"publisher","DOI":"10.2307\/3644339"},{"key":"e_1_3_2_1_49_1","doi-asserted-by":"publisher","DOI":"10.1145\/2030613.2030630"},{"key":"e_1_3_2_1_50_1","doi-asserted-by":"publisher","DOI":"10.1145\/2684822.2685287"}],"event":{"name":"COSN'15: Conference on Online Social Networks","location":"Palo Alto California USA","acronym":"COSN'15","sponsor":["ACM Association for Computing Machinery"]},"container-title":["Proceedings of the 2015 ACM on Conference on Online Social Networks"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2817946.2817968","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/2817946.2817968","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T05:43:25Z","timestamp":1750225405000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2817946.2817968"}},"subtitle":["Revealing the Demographics of Location Data"],"short-title":[],"issued":{"date-parts":[[2015,11,2]]},"references-count":50,"alternative-id":["10.1145\/2817946.2817968","10.1145\/2817946"],"URL":"https:\/\/doi.org\/10.1145\/2817946.2817968","relation":{},"subject":[],"published":{"date-parts":[[2015,11,2]]},"assertion":[{"value":"2015-11-02","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}