{"id":"https://openalex.org/W2166859923","doi":"https://doi.org/10.1109/glocom.2010.5684304","title":"GAC: Energy-Efficient Hybrid GPS-Accelerometer-Compass GSM Localization","display_name":"GAC: Energy-Efficient Hybrid GPS-Accelerometer-Compass GSM Localization","publication_year":2010,"publication_date":"2010-12-01","ids":{"openalex":"https://openalex.org/W2166859923","doi":"https://doi.org/10.1109/glocom.2010.5684304","mag":"2166859923"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2010.5684304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2010.5684304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Global Telecommunications Conference GLOBECOM 2010","raw_type":"proceedings-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/A5008352007","display_name":"Moustafa Youssef","orcid":"https://orcid.org/0000-0002-2063-4364"},"institutions":[{"id":"https://openalex.org/I32619867","display_name":"Egypt-Japan University of Science and Technology","ror":"https://ror.org/02x66tk73","country_code":"EG","type":"education","lineage":["https://openalex.org/I32619867"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Moustafa Youssef","raw_affiliation_strings":["Department of Computer Science and Engineering, School of Electrical and Computer Engineering, EJUST, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, School of Electrical and Computer Engineering, EJUST, Egypt","institution_ids":["https://openalex.org/I32619867"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005407934","display_name":"Mohamed Amir Yosef","orcid":null},"institutions":[{"id":"https://openalex.org/I84524832","display_name":"Alexandria University","ror":"https://ror.org/00mzz1w90","country_code":"EG","type":"education","lineage":["https://openalex.org/I84524832"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mohamed Amir Yosef","raw_affiliation_strings":["Computer and System Engineering Department Engineering, Alexandria University, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer and System Engineering Department Engineering, Alexandria University, Egypt","institution_ids":["https://openalex.org/I84524832"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110703196","display_name":"Mohamed N. El-Derini","orcid":null},"institutions":[{"id":"https://openalex.org/I146977602","display_name":"Pharos University in Alexandria","ror":"https://ror.org/04cgmbd24","country_code":"EG","type":"education","lineage":["https://openalex.org/I146977602"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mohamed El-Derini","raw_affiliation_strings":["Pharos University, Alexandria, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pharos University, Alexandria, Egypt","institution_ids":["https://openalex.org/I146977602"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":11.1815,"has_fulltext":false,"cited_by_count":99,"citation_normalized_percentile":{"value":0.98707706,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.994700014591217,"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/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.9819999933242798,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/compass","display_name":"Compass","score":0.9550045132637024},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.8547998666763306},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.8117527961730957},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6869745254516602},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.606364369392395},{"id":"https://openalex.org/keywords/gsm","display_name":"GSM","score":0.5428760647773743},{"id":"https://openalex.org/keywords/android","display_name":"Android (operating system)","score":0.5116617679595947},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4803215563297272},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.45759329199790955},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.43909168243408203},{"id":"https://openalex.org/keywords/assisted-gps","display_name":"Assisted GPS","score":0.42727091908454895},{"id":"https://openalex.org/keywords/profiling","display_name":"Profiling (computer programming)","score":0.41985630989074707},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3740629553794861},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16838914155960083},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15648680925369263},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.15466079115867615},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07300224900245667},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07037279009819031}],"concepts":[{"id":"https://openalex.org/C2778361833","wikidata":"https://www.wikidata.org/wiki/Q34735","display_name":"Compass","level":2,"score":0.9550045132637024},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.8547998666763306},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.8117527961730957},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6869745254516602},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.606364369392395},{"id":"https://openalex.org/C59201141","wikidata":"https://www.wikidata.org/wiki/Q46904","display_name":"GSM","level":2,"score":0.5428760647773743},{"id":"https://openalex.org/C557433098","wikidata":"https://www.wikidata.org/wiki/Q94","display_name":"Android (operating system)","level":2,"score":0.5116617679595947},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4803215563297272},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.45759329199790955},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.43909168243408203},{"id":"https://openalex.org/C198613851","wikidata":"https://www.wikidata.org/wiki/Q432394","display_name":"Assisted GPS","level":3,"score":0.42727091908454895},{"id":"https://openalex.org/C187191949","wikidata":"https://www.wikidata.org/wiki/Q1138496","display_name":"Profiling (computer programming)","level":2,"score":0.41985630989074707},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3740629553794861},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16838914155960083},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15648680925369263},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.15466079115867615},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07300224900245667},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07037279009819031},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2010.5684304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2010.5684304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Global Telecommunications Conference GLOBECOM 2010","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.800000011920929,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1664061557","https://openalex.org/W1986268296","https://openalex.org/W2006427429","https://openalex.org/W2033593649","https://openalex.org/W2042452443","https://openalex.org/W2096157747","https://openalex.org/W2099136733","https://openalex.org/W2113808865","https://openalex.org/W2121868539","https://openalex.org/W2126505669","https://openalex.org/W2142216726","https://openalex.org/W2144580411","https://openalex.org/W2157747589","https://openalex.org/W2162343230","https://openalex.org/W2170999711","https://openalex.org/W6683190281"],"related_works":["https://openalex.org/W2785179289","https://openalex.org/W2335995775","https://openalex.org/W2523975735","https://openalex.org/W2529956042","https://openalex.org/W2189026812","https://openalex.org/W2120261576","https://openalex.org/W2181659791","https://openalex.org/W2353744296","https://openalex.org/W2346101255","https://openalex.org/W2365873872"],"abstract_inverted_index":{"Adding":[0],"location":[1],"to":[2,128],"the":[3,13,38,52,76,84,111,129,135,138,142],"available":[4,39],"information":[5],"enables":[6],"a":[7,30,67,122],"new":[8],"category":[9],"of":[10,44,137],"applications.":[11],"With":[12],"constrained":[14],"battery":[15],"on":[16,37,62,74,93,141],"cell":[17,95],"phones,":[18],"energy-efficient":[19],"localization":[20,34],"becomes":[21],"an":[22,116],"important":[23],"challenge.":[24],"In":[25],"this":[26],"paper":[27],"we":[28,64],"introduce":[29],"low-energy":[31,77],"calibration-":[32],"free":[33],"scheme":[35,70,114],"based":[36],"internal":[40],"sensors":[41,54,81],"in":[42,100,119,125],"many":[43],"today's":[45],"phones.":[46],"We":[47,89,132],"start":[48],"by":[49],"energy":[50],"profiling":[51],"different":[53,139],"that":[55,71,110],"can":[56],"be":[57],"used":[58],"for":[59,87],"localization.":[60],"Based":[61],"that,":[63],"propose":[65],"GAC:":[66],"hybrid":[68,113],"GPS/accelerometer/compass":[69],"depends":[72],"mainly":[73],"using":[75],"accelerometer":[78],"and":[79,82,97,103],"compass":[80],"uses":[83],"GPS":[85,130],"infrequently":[86],"synchronization.":[88],"implemented":[90],"our":[91],"system":[92],"Android-enabled":[94],"phones":[96],"evaluated":[98],"it":[99],"both":[101],"highways":[102],"intra-city":[104],"driving":[105],"environments.":[106],"Our":[107],"results":[108],"show":[109],"proposed":[112],"has":[115],"exponential":[117],"saving":[118],"energy,":[120],"with":[121],"linear":[123],"loss":[124],"accuracy":[126],"compared":[127],"accuracy.":[131],"also":[133],"evaluate":[134],"effect":[136],"parameters":[140],"energy-accuracy":[143],"tradeoff.":[144]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":12},{"year":2014,"cited_by_count":14},{"year":2013,"cited_by_count":16},{"year":2012,"cited_by_count":17}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
