{"id":"https://openalex.org/W2905470147","doi":"https://doi.org/10.1109/upinlbs.2018.8559764","title":"DePos: Accurate orientation-Free Indoor Positioning with Deep Convolutional Neural Networks","display_name":"DePos: Accurate orientation-Free Indoor Positioning with Deep Convolutional Neural Networks","publication_year":2018,"publication_date":"2018-03-01","ids":{"openalex":"https://openalex.org/W2905470147","doi":"https://doi.org/10.1109/upinlbs.2018.8559764","mag":"2905470147"},"language":"en","primary_location":{"id":"doi:10.1109/upinlbs.2018.8559764","is_oa":false,"landing_page_url":"https://doi.org/10.1109/upinlbs.2018.8559764","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Ubiquitous Positioning, Indoor Navigation and Location-Based Services (UPINLBS)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://openportal.isti.cnr.it/doc?id=people______::71414e7d31a24a0db6ee234143acb9f7","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5070017274","display_name":"Wenhua Shao","orcid":"https://orcid.org/0000-0002-2440-9981"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wenhua Shao","raw_affiliation_strings":["School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052635380","display_name":"Haiyong Luo","orcid":"https://orcid.org/0000-0001-6827-4225"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiyong Luo","raw_affiliation_strings":["Beijing Key Laboratory of Mobile Computing and Pervasive Device, Institute of Computing Technology, Chinese Academy of Sciences, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Mobile Computing and Pervasive Device, Institute of Computing Technology, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329778","display_name":"Fang Zhao","orcid":"https://orcid.org/0000-0002-4784-5778"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fang Zhao","raw_affiliation_strings":["School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100390423","display_name":"Cong Wang","orcid":"https://orcid.org/0000-0001-5485-1650"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cong Wang","raw_affiliation_strings":["School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066863042","display_name":"Antonino Crivello","orcid":"https://orcid.org/0000-0001-7238-2181"},"institutions":[{"id":"https://openalex.org/I122991210","display_name":"Istituto di Scienza e Tecnologie dell'Informazione \"Alessandro Faedo\"","ror":"https://ror.org/05kacka20","country_code":"IT","type":"facility","lineage":["https://openalex.org/I122991210","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I102064193","display_name":"University of Siena","ror":"https://ror.org/01tevnk56","country_code":"IT","type":"education","lineage":["https://openalex.org/I102064193"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Antonino Crivello","raw_affiliation_strings":["Department of Information Engineering and Mathematics, Institute of Information Science and Technologies, CNR, Italy, University of Siena, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Information Engineering and Mathematics, Institute of Information Science and Technologies, CNR, Italy, University of Siena, Italy","institution_ids":["https://openalex.org/I102064193","https://openalex.org/I122991210"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080432896","display_name":"Muhammad Zahid Tunio","orcid":"https://orcid.org/0000-0002-9406-0586"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Muhammad Zahid Tunio","raw_affiliation_strings":["School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Software Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5070017274"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":1.178,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.80729061,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9934999942779541,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7707104086875916},{"id":"https://openalex.org/keywords/orientation","display_name":"Orientation (vector space)","score":0.6989745497703552},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6042994856834412},{"id":"https://openalex.org/keywords/fuse","display_name":"Fuse (electrical)","score":0.6021173000335693},{"id":"https://openalex.org/keywords/particle-filter","display_name":"Particle filter","score":0.5845845341682434},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5780856013298035},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.5378125905990601},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.48102718591690063},{"id":"https://openalex.org/keywords/hybrid-positioning-system","display_name":"Hybrid positioning system","score":0.43333688378334045},{"id":"https://openalex.org/keywords/positioning-system","display_name":"Positioning system","score":0.43106746673583984},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.407284140586853},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.10613015294075012},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10130864381790161}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7707104086875916},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.6989745497703552},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6042994856834412},{"id":"https://openalex.org/C141353440","wikidata":"https://www.wikidata.org/wiki/Q182221","display_name":"Fuse (electrical)","level":2,"score":0.6021173000335693},{"id":"https://openalex.org/C52421305","wikidata":"https://www.wikidata.org/wiki/Q1151499","display_name":"Particle filter","level":3,"score":0.5845845341682434},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5780856013298035},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.5378125905990601},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.48102718591690063},{"id":"https://openalex.org/C187394410","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Hybrid positioning system","level":4,"score":0.43333688378334045},{"id":"https://openalex.org/C2778603505","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Positioning system","level":3,"score":0.43106746673583984},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.407284140586853},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.10613015294075012},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10130864381790161},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/upinlbs.2018.8559764","is_oa":false,"landing_page_url":"https://doi.org/10.1109/upinlbs.2018.8559764","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Ubiquitous Positioning, Indoor Navigation and Location-Based Services (UPINLBS)","raw_type":"proceedings-article"},{"id":"pmh:oai:dnet:people______::71414e7d31a24a0db6ee234143acb9f7","is_oa":true,"landing_page_url":"https://openportal.isti.cnr.it/doc?id=people______::71414e7d31a24a0db6ee234143acb9f7","pdf_url":null,"source":{"id":"https://openalex.org/S7407055261","display_name":"ISTI Open Portal","issn_l":null,"issn":null,"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"UPINLBS 2018 - Ubiquitous Positioning, Indoor Navigation and Location-Based Services, Wuhan, China, 22-23 March 2018","raw_type":"Conference article"}],"best_oa_location":{"id":"pmh:oai:dnet:people______::71414e7d31a24a0db6ee234143acb9f7","is_oa":true,"landing_page_url":"https://openportal.isti.cnr.it/doc?id=people______::71414e7d31a24a0db6ee234143acb9f7","pdf_url":null,"source":{"id":"https://openalex.org/S7407055261","display_name":"ISTI Open Portal","issn_l":null,"issn":null,"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"UPINLBS 2018 - Ubiquitous Positioning, Indoor Navigation and Location-Based Services, Wuhan, China, 22-23 March 2018","raw_type":"Conference article"},"sustainable_development_goals":[{"score":0.6399999856948853,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1836465849","https://openalex.org/W1947853012","https://openalex.org/W1985740540","https://openalex.org/W1991295181","https://openalex.org/W1995609398","https://openalex.org/W2002093905","https://openalex.org/W2005059864","https://openalex.org/W2005598601","https://openalex.org/W2040917758","https://openalex.org/W2093319033","https://openalex.org/W2094998617","https://openalex.org/W2095396347","https://openalex.org/W2100045669","https://openalex.org/W2128190945","https://openalex.org/W2137112572","https://openalex.org/W2143243918","https://openalex.org/W2163605009","https://openalex.org/W2170102584","https://openalex.org/W2309512289","https://openalex.org/W2488197043","https://openalex.org/W2524455649","https://openalex.org/W2560705922","https://openalex.org/W2566081151","https://openalex.org/W2574135915","https://openalex.org/W2770877176","https://openalex.org/W2949117887","https://openalex.org/W4255949318","https://openalex.org/W6638667902","https://openalex.org/W6684191040","https://openalex.org/W6698539447"],"related_works":["https://openalex.org/W2338366266","https://openalex.org/W189713034","https://openalex.org/W2171782134","https://openalex.org/W2755401669","https://openalex.org/W2373655383","https://openalex.org/W2226364097","https://openalex.org/W2376506503","https://openalex.org/W2124945426","https://openalex.org/W2552390423","https://openalex.org/W4235558725"],"abstract_inverted_index":{"The":[0,96],"smartphone-based":[1],"indoor":[2],"positioning":[3,18,94,105,115,132,146],"has":[4],"attracted":[5],"considerable":[6],"attention":[7],"in":[8,53],"recent":[9],"years.":[10],"In":[11,36,79],"order":[12,54,80],"to":[13,23,47,55,81,112,117,129],"implement":[14,82],"accurate":[15],"and":[16,28,42,75,85,126,151],"infrastructure-free":[17,86],"systems,":[19],"researchers":[20],"have":[21,40],"tried":[22],"fuse":[24],"magnetic":[25,38],"field,":[26],"Wi-Fi,":[27],"dead":[29],"reckoning":[30],"information":[31],"applying":[32],"particle":[33,59],"filter":[34,60],"technique.":[35],"fact,":[37],"signals":[39,44],"high-resolution":[41],"Wi-Fi":[43],"are":[45],"able":[46],"provide":[48],"coarse-grained":[49],"global":[50],"results.":[51],"However,":[52],"move":[56],"particles,":[57],"the":[58,62,67,136,144],"requires":[61],"phone's":[63],"orientation":[64],"aligned":[65],"with":[66],"user":[68,77],"moving":[69],"directions,":[70],"thus":[71],"limiting":[72],"its":[73],"applications":[74],"impairing":[76],"experiences.":[78],"an":[83],"orientation-free":[84],"system,":[87],"we":[88],"propose":[89],"a":[90,100,123],"deep":[91],"learning":[92],"based":[93],"scheme.":[95],"proposed":[97,145],"system":[98,147],"constructs":[99],"new":[101],"kind":[102],"of":[103],"rich-information":[104],"image,":[106],"then":[107],"leverages":[108],"convolution":[109],"neural":[110,137],"network":[111],"automatically":[113],"map":[114],"images":[116,133],"position":[118],"predictions.":[119],"We":[120],"also":[121],"present":[122],"novel":[124],"extracting":[125],"labeling":[127],"method":[128],"generate":[130],"enough":[131],"for":[134],"training":[135],"network.":[138],"Finally,":[139],"experiments":[140],"convincingly":[141],"reveal":[142],"that":[143],"is":[148],"orientation-free,":[149],"infrastructure-free,":[150],"achieves":[152],"good":[153],"precisions.":[154]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-24T08:23:43.765630","created_date":"2025-10-10T00:00:00"}