{"id":"https://openalex.org/W3213950524","doi":"https://doi.org/10.1109/jiot.2021.3127203","title":"Spatiotemporal Analysis of Mobile Phone Network Based on Self-Organizing Feature Map","display_name":"Spatiotemporal Analysis of Mobile Phone Network Based on Self-Organizing Feature Map","publication_year":2021,"publication_date":"2021-11-11","ids":{"openalex":"https://openalex.org/W3213950524","doi":"https://doi.org/10.1109/jiot.2021.3127203","mag":"3213950524"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2021.3127203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3127203","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5059715148","display_name":"Mohammadhossein Ghahramani","orcid":"https://orcid.org/0000-0002-2743-359X"},"institutions":[{"id":"https://openalex.org/I100930933","display_name":"University College Dublin","ror":"https://ror.org/05m7pjf47","country_code":"IE","type":"education","lineage":["https://openalex.org/I100930933"]}],"countries":["IE"],"is_corresponding":true,"raw_author_name":"Mohammadhossein Ghahramani","raw_affiliation_strings":["Spatial Dynamics Lab, University College Dublin, Dublin 4, Ireland"],"affiliations":[{"raw_affiliation_string":"Spatial Dynamics Lab, University College Dublin, Dublin 4, Ireland","institution_ids":["https://openalex.org/I100930933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081318069","display_name":"MengChu Zhou","orcid":"https://orcid.org/0000-0002-5408-8752"},"institutions":[{"id":"https://openalex.org/I118118575","display_name":"New Jersey Institute of Technology","ror":"https://ror.org/05e74xb87","country_code":"US","type":"education","lineage":["https://openalex.org/I118118575"]},{"id":"https://openalex.org/I4210141538","display_name":"State Marine Technical University of St. Petersburg","ror":"https://ror.org/03spdpm68","country_code":"RU","type":"education","lineage":["https://openalex.org/I4210141538"]}],"countries":["RU","US"],"is_corresponding":false,"raw_author_name":"Mengchu Zhou","raw_affiliation_strings":["Helen and John C. Hartmann Department of Electrical and Computer Engineering, New Jersey Institute of Technology, Newark, NJ, USA","Department of Cyber-Physical Systems, St. Petersburg State Marine Technical University, St. Petersburg, Russia"],"affiliations":[{"raw_affiliation_string":"Helen and John C. Hartmann Department of Electrical and Computer Engineering, New Jersey Institute of Technology, Newark, NJ, USA","institution_ids":["https://openalex.org/I118118575"]},{"raw_affiliation_string":"Department of Cyber-Physical Systems, St. Petersburg State Marine Technical University, St. Petersburg, Russia","institution_ids":["https://openalex.org/I4210141538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044196048","display_name":"Yan Qiao","orcid":"https://orcid.org/0000-0001-5162-0224"},"institutions":[{"id":"https://openalex.org/I111950717","display_name":"Macau University of Science and Technology","ror":"https://ror.org/03jqs2n27","country_code":"MO","type":"education","lineage":["https://openalex.org/I111950717","https://openalex.org/I4391767947"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Yan Qiao","raw_affiliation_strings":["Institute of Systems Engineering and Collaborative Laboratory for Intelligent Science and Systems, Macau University of Science and Technology, Macau, China"],"affiliations":[{"raw_affiliation_string":"Institute of Systems Engineering and Collaborative Laboratory for Intelligent Science and Systems, Macau University of Science and Technology, Macau, China","institution_ids":["https://openalex.org/I111950717"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090664309","display_name":"Naiqi Wu","orcid":"https://orcid.org/0000-0001-6782-458X"},"institutions":[{"id":"https://openalex.org/I111950717","display_name":"Macau University of Science and Technology","ror":"https://ror.org/03jqs2n27","country_code":"MO","type":"education","lineage":["https://openalex.org/I111950717","https://openalex.org/I4391767947"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Naiqi Wu","raw_affiliation_strings":["Institute of Systems Engineering and Collaborative Laboratory for Intelligent Science and Systems, Macau University of Science and Technology, Macau, China"],"affiliations":[{"raw_affiliation_string":"Institute of Systems Engineering and Collaborative Laboratory for Intelligent Science and Systems, Macau University of Science and Technology, Macau, China","institution_ids":["https://openalex.org/I111950717"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5059715148"],"corresponding_institution_ids":["https://openalex.org/I100930933"],"apc_list":null,"apc_paid":null,"fwci":2.2979,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.88504841,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"9","issue":"13","first_page":"10948","last_page":"10960"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9876000285148621,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10637","display_name":"Advanced Clustering Algorithms Research","score":0.9607999920845032,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7952759265899658},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.6477206945419312},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.6104564070701599},{"id":"https://openalex.org/keywords/mobile-phone","display_name":"Mobile phone","score":0.5662916898727417},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5356259942054749},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4844074845314026},{"id":"https://openalex.org/keywords/self-organizing-map","display_name":"Self-organizing map","score":0.4813286066055298},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.4696570932865143},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.4428045153617859},{"id":"https://openalex.org/keywords/spatial-analysis","display_name":"Spatial analysis","score":0.4163210391998291},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40881139039993286},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3444705903530121},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1101197600364685}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7952759265899658},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.6477206945419312},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.6104564070701599},{"id":"https://openalex.org/C2777421447","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Mobile phone","level":2,"score":0.5662916898727417},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5356259942054749},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4844074845314026},{"id":"https://openalex.org/C111168008","wikidata":"https://www.wikidata.org/wiki/Q1136838","display_name":"Self-organizing map","level":3,"score":0.4813286066055298},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.4696570932865143},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.4428045153617859},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.4163210391998291},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40881139039993286},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3444705903530121},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1101197600364685},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2021.3127203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3127203","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8399999737739563,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G3371571066","display_name":null,"funder_award_id":"075-15-2020-903","funder_id":"https://openalex.org/F4320327494","funder_display_name":"Ministry of Science and Higher Education of the Russian Federation"},{"id":"https://openalex.org/G691409041","display_name":null,"funder_award_id":"61803397","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327494","display_name":"Ministry of Science and Higher Education of the Russian Federation","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W1912056476","https://openalex.org/W2004073866","https://openalex.org/W2094570382","https://openalex.org/W2123153450","https://openalex.org/W2125730912","https://openalex.org/W2136707818","https://openalex.org/W2293794854","https://openalex.org/W2413782574","https://openalex.org/W2511638354","https://openalex.org/W2528237000","https://openalex.org/W2558600380","https://openalex.org/W2559109171","https://openalex.org/W2563589129","https://openalex.org/W2571654287","https://openalex.org/W2594634174","https://openalex.org/W2623357190","https://openalex.org/W2653311480","https://openalex.org/W2735108298","https://openalex.org/W2736332163","https://openalex.org/W2749061957","https://openalex.org/W2774676697","https://openalex.org/W2794414723","https://openalex.org/W2809352375","https://openalex.org/W2811487611","https://openalex.org/W2829536470","https://openalex.org/W2884105921","https://openalex.org/W2892374186","https://openalex.org/W2908896594","https://openalex.org/W2911569705","https://openalex.org/W2921483425","https://openalex.org/W2928048063","https://openalex.org/W2964180302","https://openalex.org/W2966396250","https://openalex.org/W2973080359","https://openalex.org/W2982076623","https://openalex.org/W2984423829","https://openalex.org/W2999179616","https://openalex.org/W3000394811","https://openalex.org/W3002101488","https://openalex.org/W3010432324","https://openalex.org/W3016984854","https://openalex.org/W3021336633","https://openalex.org/W3036554922","https://openalex.org/W3037308238","https://openalex.org/W3042732884","https://openalex.org/W3100010233","https://openalex.org/W3104959188","https://openalex.org/W3111112539","https://openalex.org/W3111840150","https://openalex.org/W3125444135","https://openalex.org/W3127146777","https://openalex.org/W3129180259","https://openalex.org/W3130425349","https://openalex.org/W3149900634","https://openalex.org/W3158841663"],"related_works":["https://openalex.org/W2034551444","https://openalex.org/W2023416609","https://openalex.org/W2051216975","https://openalex.org/W2982550593","https://openalex.org/W1844640764","https://openalex.org/W4296209631","https://openalex.org/W2978573861","https://openalex.org/W1541479232","https://openalex.org/W2144077772","https://openalex.org/W926742521"],"abstract_inverted_index":{"Spatiotemporal":[0],"analysis":[1,15,44],"ranges":[2],"from":[3],"simple":[4],"univariate":[5],"descriptive":[6],"statistics":[7],"to":[8,19],"more":[9,76],"complex":[10],"multivariate":[11],"analyses.":[12],"Such":[13],"an":[14,90,125],"can":[16,74,80,106,149,154],"be":[17,75,107,155],"used":[18,156],"explore":[20,150],"spatial":[21,29,41,143],"and":[22,30,42,51,114,135,144,165],"temporal":[23,31,43,145],"patterns":[24,117],"in":[25,35,85,160],"different":[26],"domains,":[27],"i.e.,":[28],"information":[32],"of":[33,37,101],"subscribers":[34],"Internet":[36],"Things":[38],"networks.":[39],"Most":[40],"techniques":[45],"are":[46],"based":[47,69,123],"on":[48,70,124],"conventional":[49],"quantitative":[50],"traditional":[52],"data":[53,138],"mining":[54],"approaches,":[55],"such":[56,95],"as":[57],"the":[58,97,115,142],"<inline-formula":[59],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[60],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[61],"<tex-math":[62],"notation=\"LaTeX\">$k$":[63],"</tex-math></inline-formula>":[64],"-means":[65],"algorithm.":[66],"Clustering":[67],"approaches":[68],"artificial":[71],"neural":[72],"networks":[73],"efficient":[77],"since":[78],"they":[79],"reveal":[81],"nonlinear":[82],"patterns.":[83],"Hence,":[84],"this":[86],"work,":[87],"we":[88],"tailor":[89],"AI-based":[91],"spatiotemporal":[92],"unsupervised":[93],"model":[94],"that":[96,153],"underlying":[98],"pattern":[99],"structure":[100],"a":[102],"mobile":[103],"phone":[104],"network":[105,161],"revealed,":[108],"relative":[109],"similarity":[110],"among":[111],"interactions":[112,152],"extracted,":[113],"associated":[116],"analyzed.":[118],"The":[119],"proposed":[120],"approach":[121],"is":[122],"optimized":[126],"self-organizing":[127],"feature":[128],"map.":[129],"It":[130],"deals":[131],"with":[132],"high-dimensionality":[133],"concerns":[134],"preserves":[136],"inherent":[137],"structures.":[139],"By":[140],"identifying":[141],"associations,":[146],"decision":[147],"makers":[148],"dominant":[151],"for":[157],"resource":[158],"optimization":[159],"planning,":[162],"content":[163],"distribution,":[164],"urban":[166],"planning.":[167]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}