{"id":"https://openalex.org/W3012668869","doi":"https://doi.org/10.1145/3366423.3380021","title":"A Multi-task Learning Framework for Road Attribute Updating via Joint Analysis of Map Data and GPS Traces","display_name":"A Multi-task Learning Framework for Road Attribute Updating via Joint Analysis of Map Data and GPS Traces","publication_year":2020,"publication_date":"2020-04-20","ids":{"openalex":"https://openalex.org/W3012668869","doi":"https://doi.org/10.1145/3366423.3380021","mag":"3012668869"},"language":"en","primary_location":{"id":"doi:10.1145/3366423.3380021","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3366423.3380021","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of The Web Conference 2020","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3366423.3380021","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082962427","display_name":"Yifang Yin","orcid":"https://orcid.org/0000-0002-6525-6133"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Yifang Yin","raw_affiliation_strings":["National University of Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102957421","display_name":"Jagannadan Varadarajan","orcid":"https://orcid.org/0000-0003-2519-4836"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jagannadan Varadarajan","raw_affiliation_strings":["GrabTaxi Holdings"],"affiliations":[{"raw_affiliation_string":"GrabTaxi Holdings","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102000133","display_name":"Guanfeng Wang","orcid":"https://orcid.org/0000-0002-4224-1449"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guanfeng Wang","raw_affiliation_strings":["GrabTaxi Holdings"],"affiliations":[{"raw_affiliation_string":"GrabTaxi Holdings","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077775181","display_name":"Xueou Wang","orcid":"https://orcid.org/0000-0003-3865-6200"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Xueou Wang","raw_affiliation_strings":["National University of Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048312044","display_name":"Dhruva Sahrawat","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Dhruva Sahrawat","raw_affiliation_strings":["National University of Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058575315","display_name":"Roger Zimmermann","orcid":"https://orcid.org/0000-0002-7410-2590"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Roger Zimmermann","raw_affiliation_strings":["National University of Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090171111","display_name":"See-Kiong Ng","orcid":"https://orcid.org/0000-0001-6565-7511"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"See-Kiong Ng","raw_affiliation_strings":["National University of Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5082962427"],"corresponding_institution_ids":["https://openalex.org/I165932596"],"apc_list":null,"apc_paid":null,"fwci":1.9419,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.84343512,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2662","last_page":"2668"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13282","display_name":"Automated Road and Building Extraction","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13282","display_name":"Automated Road and Building Extraction","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10757","display_name":"Geographic Information Systems Studies","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9674999713897705,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.812350869178772},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.7623010277748108},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.6696286201477051},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6188429594039917},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5369633436203003},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.46093904972076416},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4449462890625},{"id":"https://openalex.org/keywords/road-map","display_name":"Road map","score":0.42430412769317627},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.38772067427635193},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.11491230130195618},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.10023495554924011},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07264885306358337}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.812350869178772},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.7623010277748108},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.6696286201477051},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6188429594039917},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5369633436203003},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.46093904972076416},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4449462890625},{"id":"https://openalex.org/C188048851","wikidata":"https://www.wikidata.org/wiki/Q2298569","display_name":"Road map","level":2,"score":0.42430412769317627},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.38772067427635193},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.11491230130195618},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.10023495554924011},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07264885306358337},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","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/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3366423.3380021","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3366423.3380021","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of The Web Conference 2020","raw_type":"proceedings-article"},{"id":"pmh:oai:scholarbank.nus.edu.sg:10635/200252","is_oa":false,"landing_page_url":"https://scholarbank.nus.edu.sg/handle/10635/200252","pdf_url":null,"source":{"id":"https://openalex.org/S7407052290","display_name":"National University of Singapore","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Elements","raw_type":"Conference Paper"}],"best_oa_location":{"id":"doi:10.1145/3366423.3380021","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3366423.3380021","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of The Web Conference 2020","raw_type":"proceedings-article"},"sustainable_development_goals":[{"score":0.6700000166893005,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W90937577","https://openalex.org/W1931886832","https://openalex.org/W1981960581","https://openalex.org/W1989750313","https://openalex.org/W1999586221","https://openalex.org/W2033969525","https://openalex.org/W2036569611","https://openalex.org/W2122967165","https://openalex.org/W2124029430","https://openalex.org/W2135822894","https://openalex.org/W2180099931","https://openalex.org/W2254590392","https://openalex.org/W2289207168","https://openalex.org/W2548733599","https://openalex.org/W2549766072","https://openalex.org/W2766598297","https://openalex.org/W2767923185","https://openalex.org/W2801749212","https://openalex.org/W2803309984","https://openalex.org/W2913340405","https://openalex.org/W2963701864","https://openalex.org/W2981420090","https://openalex.org/W3098161317"],"related_works":["https://openalex.org/W3162200841","https://openalex.org/W2586280620","https://openalex.org/W2805505483","https://openalex.org/W2334071950","https://openalex.org/W2384744344","https://openalex.org/W4233932308","https://openalex.org/W1799694159","https://openalex.org/W2393169196","https://openalex.org/W2366610330","https://openalex.org/W4242143973"],"abstract_inverted_index":{"The":[0],"quality":[1],"of":[2,7,31,163],"a":[3,21,28,76,144],"digital":[4,145],"map":[5,19,93,151],"is":[6,20,141],"utmost":[8],"importance":[9],"for":[10],"geo-aware":[11],"services.":[12],"However,":[13,52],"maintaining":[14],"an":[15],"accurate":[16],"and":[17,136],"up-to-date":[18],"highly":[22],"challenging":[23],"task":[24],"that":[25,140,159],"usually":[26],"involves":[27],"substantial":[29],"amount":[30],"manual":[32,37],"work.":[33],"To":[34,95,127],"reduce":[35],"the":[36,97,100,129,132,161,164,169,176],"efforts,":[38],"methods":[39,54],"have":[40],"been":[41,183],"proposed":[42],"to":[43,74,81,117,149,186],"automatically":[44],"derive":[45],"road":[46,58,102,134,154,188],"attributes":[47,135],"by":[48,122],"mining":[49],"GPS":[50,68,88],"traces.":[51,69],"previous":[53],"always":[55],"modeled":[56],"each":[57],"attribute":[59,189],"separately":[60],"based":[61,79],"on":[62,175],"intuitive":[63],"hand-crafted":[64],"features":[65,84,158],"extracted":[66],"from":[67,87,92,143],"This":[70],"observation":[71],"motivates":[72],"us":[73],"propose":[75,148],"machine":[77],"learning":[78],"method":[80],"learn":[82],"joint":[83],"not":[85],"only":[86],"traces":[89],"but":[90],"also":[91],"data.":[94],"model":[96,128],"relations":[98,130],"among":[99],"target":[101,133],"attributes,":[103],"we":[104,147],"extract":[105],"low-level":[106],"shared":[107],"feature":[108,125],"embeddings":[109],"via":[110],"multi-task":[111],"learning,":[112],"while":[113],"still":[114],"being":[115],"able":[116],"generate":[118],"task-specific":[119],"fused":[120],"representations":[121],"applying":[123],"attention-based":[124],"fusion.":[126],"between":[131],"other":[137],"contextual":[138],"information":[139,162],"available":[142],"map,":[146],"leverage":[150],"tiles":[152],"at":[153],"centers":[155],"as":[156],"visual":[157],"capture":[160],"surrounding":[165],"geographic":[166],"objects":[167],"around":[168],"roads.":[170],"We":[171],"perform":[172],"extensive":[173],"experiments":[174],"OpenStreetMap":[177],"where":[178],"state-of-the-art":[179],"classification":[180],"accuracy":[181],"has":[182],"obtained":[184],"compared":[185],"existing":[187],"detection":[190],"approaches.":[191]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
