{"id":"https://openalex.org/W2963161693","doi":"https://doi.org/10.1109/ipin.2017.8115963","title":"Co-location epidemic tracking on London public transports using low power mobile magnetometer","display_name":"Co-location epidemic tracking on London public transports using low power mobile magnetometer","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2963161693","doi":"https://doi.org/10.1109/ipin.2017.8115963","mag":"2963161693"},"language":"en","primary_location":{"id":"doi:10.1109/ipin.2017.8115963","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipin.2017.8115963","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Conference on Indoor Positioning and Indoor Navigation (IPIN)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research.brighton.ac.uk/en/publications/d9a1bbf3-3eaa-457d-ac7a-7bb7ed972e23","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034957171","display_name":"Khuong An Nguyen","orcid":"https://orcid.org/0000-0001-6198-9295"},"institutions":[{"id":"https://openalex.org/I184558857","display_name":"Royal Holloway University of London","ror":"https://ror.org/04g2vpn86","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I184558857"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Khuong An Nguyen","raw_affiliation_strings":["Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom","institution_ids":["https://openalex.org/I184558857"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032771817","display_name":"Chris Watkins","orcid":null},"institutions":[{"id":"https://openalex.org/I184558857","display_name":"Royal Holloway University of London","ror":"https://ror.org/04g2vpn86","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I184558857"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Chris Watkins","raw_affiliation_strings":["Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom","institution_ids":["https://openalex.org/I184558857"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070080426","display_name":"Zhiyuan Luo","orcid":"https://orcid.org/0000-0002-3336-3751"},"institutions":[{"id":"https://openalex.org/I184558857","display_name":"Royal Holloway University of London","ror":"https://ror.org/04g2vpn86","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I184558857"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Zhiyuan Luo","raw_affiliation_strings":["Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Royal Holloway University of London, Surrey, United Kingdom","institution_ids":["https://openalex.org/I184558857"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.9365,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.95925377,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"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":0.9997000098228455,"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":0.9997000098228455,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9848999977111816,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13194","display_name":"ICT in Developing Communities","score":0.9801999926567078,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/magnetometer","display_name":"Magnetometer","score":0.5981372594833374},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5755674839019775},{"id":"https://openalex.org/keywords/train","display_name":"Train","score":0.5670089721679688},{"id":"https://openalex.org/keywords/earths-magnetic-field","display_name":"Earth's magnetic field","score":0.5665209293365479},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.5202420949935913},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4732658863067627},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.4610660672187805},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4450428783893585},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4181591868400574},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4165991544723511},{"id":"https://openalex.org/keywords/public-transport","display_name":"Public transport","score":0.41277724504470825},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.37187835574150085},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.364185094833374},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23323172330856323},{"id":"https://openalex.org/keywords/transport-engineering","display_name":"Transport engineering","score":0.1854282021522522},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.16695469617843628},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"Magnetic field","score":0.12002483010292053},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.07918420433998108}],"concepts":[{"id":"https://openalex.org/C153946474","wikidata":"https://www.wikidata.org/wiki/Q333921","display_name":"Magnetometer","level":3,"score":0.5981372594833374},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5755674839019775},{"id":"https://openalex.org/C190839683","wikidata":"https://www.wikidata.org/wiki/Q2448197","display_name":"Train","level":2,"score":0.5670089721679688},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.5665209293365479},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.5202420949935913},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4732658863067627},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.4610660672187805},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4450428783893585},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4181591868400574},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4165991544723511},{"id":"https://openalex.org/C539828613","wikidata":"https://www.wikidata.org/wiki/Q178512","display_name":"Public transport","level":2,"score":0.41277724504470825},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.37187835574150085},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.364185094833374},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23323172330856323},{"id":"https://openalex.org/C22212356","wikidata":"https://www.wikidata.org/wiki/Q775325","display_name":"Transport engineering","level":1,"score":0.1854282021522522},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.16695469617843628},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.12002483010292053},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.07918420433998108},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ipin.2017.8115963","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipin.2017.8115963","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Conference on Indoor Positioning and Indoor Navigation (IPIN)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:openaire/d9a1bbf3-3eaa-457d-ac7a-7bb7ed972e23","is_oa":true,"landing_page_url":"https://research.brighton.ac.uk/en/publications/d9a1bbf3-3eaa-457d-ac7a-7bb7ed972e23","pdf_url":null,"source":{"id":"https://openalex.org/S4306401758","display_name":"University of Brighton Repository (University of Brighton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I71637028","host_organization_name":"University of Brighton","host_organization_lineage":["https://openalex.org/I71637028"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nguyen, K A & Luo, Z 2017, Co-location epidemic tracking on London public transports using low power mobile magnetometer. in The 8th International Conference on Indoor Positioning and Indoor Navigation. IEEE, 8th International Conference on Indoor Positioning and Indoor Navigation (IPIN 2017), Japan, 18/09/17. https://doi.org/10.1109/IPIN.2017.8115963","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:openaire/d9a1bbf3-3eaa-457d-ac7a-7bb7ed972e23","is_oa":true,"landing_page_url":"https://research.brighton.ac.uk/en/publications/d9a1bbf3-3eaa-457d-ac7a-7bb7ed972e23","pdf_url":null,"source":{"id":"https://openalex.org/S4306401758","display_name":"University of Brighton Repository (University of Brighton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I71637028","host_organization_name":"University of Brighton","host_organization_lineage":["https://openalex.org/I71637028"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nguyen, K A & Luo, Z 2017, Co-location epidemic tracking on London public transports using low power mobile magnetometer. in The 8th International Conference on Indoor Positioning and Indoor Navigation. IEEE, 8th International Conference on Indoor Positioning and Indoor Navigation (IPIN 2017), Japan, 18/09/17. https://doi.org/10.1109/IPIN.2017.8115963","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.8799999952316284,"id":"https://metadata.un.org/sdg/3"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W86772675","https://openalex.org/W1534304300","https://openalex.org/W1535497796","https://openalex.org/W1992120983","https://openalex.org/W2047860129","https://openalex.org/W2066569514","https://openalex.org/W2335896301","https://openalex.org/W2548077683","https://openalex.org/W6632250324","https://openalex.org/W6703075364"],"related_works":["https://openalex.org/W2074940407","https://openalex.org/W618248309","https://openalex.org/W2035596186","https://openalex.org/W2377336366","https://openalex.org/W2398658113","https://openalex.org/W2885295284","https://openalex.org/W309521798","https://openalex.org/W1502875874","https://openalex.org/W1905009105","https://openalex.org/W2138929496"],"abstract_inverted_index":{"The":[0],"public":[1],"transports":[2],"provide":[3],"an":[4],"ideal":[5],"means":[6],"to":[7,18,57],"enable":[8],"contagious":[9],"diseases":[10],"transmission.":[11],"This":[12],"paper":[13],"introduces":[14],"a":[15,54,67],"novel":[16],"idea":[17,63],"detect":[19],"co-location":[20],"of":[21,70,74,80],"people":[22],"in":[23],"such":[24],"environment":[25],"using":[26,82],"just":[27],"the":[28,34,43,59,83,86,90],"ubiquitous":[29],"geomagnetic":[30],"field":[31],"sensor":[32],"on":[33],"smartphone.":[35],"Essentially,":[36],"given":[37],"that":[38],"all":[39],"passengers":[40],"must":[41],"share":[42],"same":[44],"journey":[45],"between":[46],"at":[47],"least":[48],"two":[49],"consecutive":[50],"stations,":[51],"we":[52],"have":[53],"long":[55],"window":[56],"match":[58],"user":[60],"trajectory.":[61],"Our":[62],"was":[64],"assessed":[65],"by":[66],"painstaking":[68],"survey":[69],"over":[71],"150":[72],"kilometres":[73],"travelling":[75],"distance,":[76],"covering":[77],"different":[78],"parts":[79],"London,":[81],"overground":[84],"trains,":[85],"underground":[87],"tubes":[88],"and":[89],"buses.":[91]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":4}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}