{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,13]],"date-time":"2026-04-13T19:44:51Z","timestamp":1776109491386,"version":"3.50.1"},"publisher-location":"New York, NY, USA","reference-count":35,"publisher":"ACM","license":[{"start":{"date-parts":[[2012,8,12]],"date-time":"2012-08-12T00:00:00Z","timestamp":1344729600000},"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":[[2012,8,12]]},"DOI":"10.1145\/2346496.2346512","type":"proceedings-article","created":{"date-parts":[[2012,8,14]],"date-time":"2012-08-14T12:18:56Z","timestamp":1344946736000},"page":"95-102","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":71,"title":["Discovering urban spatial-temporal structure from human activity patterns"],"prefix":"10.1145","author":[{"given":"Shan","family":"Jiang","sequence":"first","affiliation":[{"name":"Massachusetts Institute of Technology, Cambridge, MA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"suffix":"Jr.","given":"Joseph","family":"Ferreira","sequence":"additional","affiliation":[{"name":"Massachusetts Institute of Technology, Cambridge, MA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marta C.","family":"Gonzalez","sequence":"additional","affiliation":[{"name":"Massachusetts Institute of Technology, Cambridge, MA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2012,8,12]]},"reference":[{"key":"e_1_3_2_1_1_1","volume-title":"Interactions, Networks","author":"Batty M.","year":"2009","unstructured":"Batty , M. Cities as Complex Systems: Scaling , Interactions, Networks , Dynamics and Urban Morphologies Springer , Berlin, DE , 2009 . Batty, M. Cities as Complex Systems: Scaling, Interactions, Networks, Dynamics and Urban Morphologies Springer, Berlin, DE, 2009."},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"crossref","DOI":"10.1007\/978-3-642-24544-2","volume-title":"Complexity Theories of Cities Have Come of Age: An Overview With Implications to Urban Planning and Design","author":"Portugali J.","year":"2012","unstructured":"Portugali , J. , Meyer , H. , Stolk , E. and Tan , E . Complexity Theories of Cities Have Come of Age: An Overview With Implications to Urban Planning and Design . Springer , Heidelberg , 2012 . Portugali, J., Meyer, H., Stolk, E. and Tan, E. Complexity Theories of Cities Have Come of Age: An Overview With Implications to Urban Planning and Design. Springer, Heidelberg, 2012."},{"key":"e_1_3_2_1_3_1","first-page":"3","volume":"36","author":"Anas A.","year":"1998","unstructured":"Anas , A. , Arnott , R. and Small , K. A . Urban Spatial Structure. Journal of Economic Literature , 36 , 3 1998 , 1426--1464. Anas, A., Arnott, R. and Small, K. A. Urban Spatial Structure. Journal of Economic Literature, 36, 3 1998, 1426--1464.","journal-title":"Journal of Economic Literature"},{"key":"e_1_3_2_1_4_1","first-page":"1","volume":"47","author":"Horton F. E.","year":"1971","unstructured":"Horton , F. E. and Reynolds , D. R . Effects of Urban Spatial Structure on Individual Behavior. Economic Geography , 47 , 1 1971 , 36--48. Horton, F. E. and Reynolds, D. R. Effects of Urban Spatial Structure on Individual Behavior. Economic Geography, 47, 1 1971, 36--48.","journal-title":"Effects of Urban Spatial Structure on Individual Behavior. Economic Geography"},{"key":"e_1_3_2_1_5_1","first-page":"3","article-title":"The rise of the mega-region. Cambridge Journal of Regions","volume":"1","author":"Florida R.","year":"2008","unstructured":"Florida , R. , Gulden , T. and Mellander , C . The rise of the mega-region. Cambridge Journal of Regions , Economy and Society , 1 , 3 , November 1, 2008 , 459--476. Florida, R., Gulden, T. and Mellander, C. The rise of the mega-region. Cambridge Journal of Regions, Economy and Society, 1, 3, November 1, 2008, 459--476.","journal-title":"Economy and Society"},{"key":"e_1_3_2_1_6_1","first-page":"1","article-title":"Recent Trends","volume":"11","author":"Greene D. L","year":"1980","unstructured":"Greene , D. L . Recent Trends in Urban Spatial Structure. Growth and Change , 11 , 1 , 1980 , 29--40. Greene, D. L. Recent Trends in Urban Spatial Structure. Growth and Change, 11, 1, 1980, 29--40.","journal-title":"Urban Spatial Structure. Growth and Change"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/0022-4146.00071"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1068\/a180161"},{"key":"e_1_3_2_1_9_1","first-page":"1","article-title":"The Singapore case","volume":"16","author":"Mahizhnan A.","year":"1999","unstructured":"Mahizhnan , A. Smart cities : The Singapore case . Cities , 16 , 1 1999 , 13--18. Mahizhnan, A. Smart cities: The Singapore case. Cities, 16, 1 1999, 13--18.","journal-title":"Cities"},{"key":"e_1_3_2_1_10_1","first-page":"6","volume":"305","author":"Ratti C.","year":"2011","unstructured":"Ratti , C. and Townsend , A . The Social Nexus. Scientific American 305 , 16 August 2011 , 6 . Ratti, C. and Townsend, A. The Social Nexus. Scientific American 305, 16 August 2011, 6.","journal-title":"The Social Nexus. Scientific American"},{"key":"e_1_3_2_1_11_1","first-page":"5968","article-title":"-L","volume":"327","author":"Song C.","year":"2010","unstructured":"Song , C. , Qu , Z. , Blumm , N. and Barab\u00e1si , A . -L . Limits of Predictability in Human Mobility. Science , 327 , 5968 , February 19 2010 , 1018--1021. Song, C., Qu, Z., Blumm, N. and Barab\u00e1si, A.-L. Limits of Predictability in Human Mobility. Science, 327, 5968, February 19 2010, 1018--1021.","journal-title":"Limits of Predictability in Human Mobility. Science"},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.1038\/nature06958"},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.1109\/TITS.2010.2074196"},{"key":"e_1_3_2_1_14_1","volume-title":"Discovering Regions of Different Functions in a City Using Human Mobility and POIs","author":"Yuan J.","year":"2012","unstructured":"Yuan , J. , Zheng , Y. and Xie , X . Discovering Regions of Different Functions in a City Using Human Mobility and POIs , Beijing , 2012 . Yuan, J., Zheng, Y. and Xie, X. Discovering Regions of Different Functions in a City Using Human Mobility and POIs, Beijing, 2012."},{"key":"e_1_3_2_1_15_1","volume-title":"Mining interesting locations and travel sequences from gps trajectories","author":"Zheng Y.","year":"2009","unstructured":"Zheng Y. , Zhang L. , Xie X. and Y., M. W. Mining interesting locations and travel sequences from gps trajectories . Madrid , 2009 . Zheng Y., Zhang L., Xie X. and Y., M. W. Mining interesting locations and travel sequences from gps trajectories. Madrid, 2009."},{"key":"e_1_3_2_1_16_1","volume-title":"ial A flood of hard data. Nature, 453, 7196","author":"Nature","year":"2008","unstructured":"Nature Editor ial A flood of hard data. Nature, 453, 7196 2008 , 698--698. Nature Editorial A flood of hard data. Nature, 453, 7196 2008, 698--698."},{"key":"e_1_3_2_1_17_1","doi-asserted-by":"publisher","DOI":"10.1109\/MPRV.2011.44"},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.1093\/jeg\/1.1.27"},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00265-009-0739-0"},{"key":"e_1_3_2_1_20_1","volume-title":"Calgary","author":"Gandia R.","year":"2012","unstructured":"Gandia , R. City outlines travel diary plan to determine future transportation needs Sun Media , Calgary , Alberta, Canada , 2012 . Gandia, R. City outlines travel diary plan to determine future transportation needs Sun Media, Calgary, Alberta, Canada, 2012."},{"key":"e_1_3_2_1_21_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01954291"},{"key":"e_1_3_2_1_22_1","doi-asserted-by":"publisher","DOI":"10.1080\/13658810701427569"},{"key":"e_1_3_2_1_23_1","doi-asserted-by":"publisher","DOI":"10.1023\/A:1005207320044"},{"key":"e_1_3_2_1_24_1","first-page":"3","article-title":"Gender and Urban Activity Patterns in Uppsala","volume":"70","author":"Hanson S.","year":"1980","unstructured":"Hanson , S. and Hanson , P . Gender and Urban Activity Patterns in Uppsala , Sweden. Geographical Review , 70 , 3 , 1980 , 291--299. Hanson, S. and Hanson, P. Gender and Urban Activity Patterns in Uppsala, Sweden. Geographical Review, 70, 3, 1980, 291--299.","journal-title":"Sweden. Geographical Review"},{"key":"e_1_3_2_1_25_1","volume-title":"Transport: Critical Essays in Human Geography","author":"Hanson S.","year":"2008","unstructured":"Hanson , S. and Kwan , M . -P . Transport: Critical Essays in Human Geography , Ashgate, Aldershot , 2008 . Hanson, S. and Kwan, M.-P. Transport: Critical Essays in Human Geography, Ashgate, Aldershot, 2008."},{"key":"e_1_3_2_1_26_1","volume-title":"Geovisualization of Human Activity Patterns Using 3D GIS: A Time-Geographic Approach","author":"Kwan M.-p.","year":"2003","unstructured":"Kwan , M.-p. and Lee , J . Geovisualization of Human Activity Patterns Using 3D GIS: A Time-Geographic Approach . Oxford University Press , Oxford , 2003 . Kwan, M.-p. and Lee, J. Geovisualization of Human Activity Patterns Using 3D GIS: A Time-Geographic Approach. Oxford University Press, Oxford, 2003."},{"key":"e_1_3_2_1_27_1","unstructured":"Chicago Metropolitan Agency for Planning Chicago Travel Tracker Household Travel Inventory 2008.  Chicago Metropolitan Agency for Planning Chicago Travel Tracker Household Travel Inventory 2008."},{"key":"e_1_3_2_1_28_1","doi-asserted-by":"crossref","DOI":"10.1007\/978-1-4899-4493-1","volume-title":"Kernel Smoothing","author":"Wand P.","year":"1995","unstructured":"Wand , P. and Jones , C . Kernel Smoothing . Chapman & amp; Hall, 1995 . Wand, P. and Jones, C. Kernel Smoothing. Chapman &amp; Hall, 1995."},{"key":"e_1_3_2_1_29_1","first-page":"139","article-title":"-D. Network-based constraints-oriented choice set formation using GIS","volume":"5","author":"Kwan M.-P.","year":"1998","unstructured":"Kwan , M.-P. and Hong , X . -D. Network-based constraints-oriented choice set formation using GIS . Geographical Systems , 5 , 1998 , 139 -- 162 . Kwan, M.-P. and Hong, X.-D. Network-based constraints-oriented choice set formation using GIS. Geographical Systems, 5, 1998, 139--162.","journal-title":"Geographical Systems"},{"key":"e_1_3_2_1_30_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10115-007-0114-2"},{"key":"e_1_3_2_1_31_1","doi-asserted-by":"publisher","DOI":"10.1023\/A:1009769707641"},{"key":"e_1_3_2_1_32_1","doi-asserted-by":"publisher","DOI":"10.1145\/1015330.1015408"},{"key":"e_1_3_2_1_33_1","volume-title":"Spectral relaxation for K-means clustering. Advances in Neural Information Processing Systems, 14 (NIPS'01)","author":"Zha H.","year":"2001","unstructured":"Zha , H. , Ding , C. , Gu , M. , He , X. and Simon , H . Spectral relaxation for K-means clustering. Advances in Neural Information Processing Systems, 14 (NIPS'01) 2001 , 1057--1064. Zha, H., Ding, C., Gu, M., He, X. and Simon, H. Spectral relaxation for K-means clustering. Advances in Neural Information Processing Systems, 14 (NIPS'01) 2001, 1057--1064."},{"key":"e_1_3_2_1_34_1","first-page":"1","article-title":"Clustering daily patterns of human activities in the city","author":"Jiang S.","year":"2012","unstructured":"Jiang , S. , Ferreira , J. and Gonz\u00e1lez , M . Clustering daily patterns of human activities in the city . Data Mining and Knowledge Discovery , April 23, 2012 , 1 -- 33 . Jiang, S., Ferreira, J. and Gonz\u00e1lez, M. Clustering daily patterns of human activities in the city. Data Mining and Knowledge Discovery, April 23, 2012, 1--33.","journal-title":"Data Mining and Knowledge Discovery"},{"key":"e_1_3_2_1_35_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1538-4632.2005.00575.x"}],"event":{"name":"KDD '12: The 18th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining","location":"Beijing China","acronym":"KDD '12","sponsor":["SIGMOD ACM Special Interest Group on Management of Data","SIGKDD ACM Special Interest Group on Knowledge Discovery in Data"]},"container-title":["Proceedings of the ACM SIGKDD International Workshop on Urban Computing"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2346496.2346512","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/2346496.2346512","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T09:21:04Z","timestamp":1750238464000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2346496.2346512"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,8,12]]},"references-count":35,"alternative-id":["10.1145\/2346496.2346512","10.1145\/2346496"],"URL":"https:\/\/doi.org\/10.1145\/2346496.2346512","relation":{},"subject":[],"published":{"date-parts":[[2012,8,12]]},"assertion":[{"value":"2012-08-12","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}