{"id":"https://openalex.org/W2123043442","doi":"https://doi.org/10.1145/2030112.2030196","title":"Enriching location information","display_name":"Enriching location information","publication_year":2011,"publication_date":"2011-09-17","ids":{"openalex":"https://openalex.org/W2123043442","doi":"https://doi.org/10.1145/2030112.2030196","mag":"2123043442"},"language":"en","primary_location":{"id":"doi:10.1145/2030112.2030196","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2030112.2030196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 13th international conference on Ubiquitous computing","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/A5087701164","display_name":"Sourav Bhattacharya","orcid":"https://orcid.org/0000-0001-9670-5264"},"institutions":[{"id":"https://openalex.org/I32943570","display_name":"Helsinki Institute for Information Technology","ror":"https://ror.org/05kph4940","country_code":"FI","type":"facility","lineage":["https://openalex.org/I133731052","https://openalex.org/I32943570","https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Sourav Bhattacharya","raw_affiliation_strings":["Helsinki Institute for Information Technology HIIT, Helsinki, Finland"],"affiliations":[{"raw_affiliation_string":"Helsinki Institute for Information Technology HIIT, Helsinki, Finland","institution_ids":["https://openalex.org/I32943570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5087701164"],"corresponding_institution_ids":["https://openalex.org/I32943570"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14881863,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"519","last_page":"522"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9901000261306763,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9889000058174133,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.7999802827835083},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7526176571846008},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.7507389187812805},{"id":"https://openalex.org/keywords/gyroscope","display_name":"Gyroscope","score":0.6584801077842712},{"id":"https://openalex.org/keywords/bluetooth","display_name":"Bluetooth","score":0.6123821139335632},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5632618069648743},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.5392856001853943},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.5148558020591736},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.5124788284301758},{"id":"https://openalex.org/keywords/gsm","display_name":"GSM","score":0.4814859628677368},{"id":"https://openalex.org/keywords/usability","display_name":"Usability","score":0.4751860201358795},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.4751569926738739},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4711381793022156},{"id":"https://openalex.org/keywords/assisted-gps","display_name":"Assisted GPS","score":0.44314831495285034},{"id":"https://openalex.org/keywords/mobile-phone-tracking","display_name":"Mobile phone tracking","score":0.4152892231941223},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.4037562608718872},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.31452882289886475},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.269167423248291},{"id":"https://openalex.org/keywords/mobile-technology","display_name":"Mobile technology","score":0.24052000045776367},{"id":"https://openalex.org/keywords/gsm-services","display_name":"GSM services","score":0.22645655274391174},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21773993968963623},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2061077356338501},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1341230273246765},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.0852605402469635}],"concepts":[{"id":"https://openalex.org/C2778361833","wikidata":"https://www.wikidata.org/wiki/Q34735","display_name":"Compass","level":2,"score":0.7999802827835083},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7526176571846008},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.7507389187812805},{"id":"https://openalex.org/C158488048","wikidata":"https://www.wikidata.org/wiki/Q483400","display_name":"Gyroscope","level":2,"score":0.6584801077842712},{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.6123821139335632},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5632618069648743},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.5392856001853943},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.5148558020591736},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.5124788284301758},{"id":"https://openalex.org/C59201141","wikidata":"https://www.wikidata.org/wiki/Q46904","display_name":"GSM","level":2,"score":0.4814859628677368},{"id":"https://openalex.org/C170130773","wikidata":"https://www.wikidata.org/wiki/Q216378","display_name":"Usability","level":2,"score":0.4751860201358795},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.4751569926738739},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4711381793022156},{"id":"https://openalex.org/C198613851","wikidata":"https://www.wikidata.org/wiki/Q432394","display_name":"Assisted GPS","level":3,"score":0.44314831495285034},{"id":"https://openalex.org/C155598946","wikidata":"https://www.wikidata.org/wiki/Q1486969","display_name":"Mobile phone tracking","level":5,"score":0.4152892231941223},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.4037562608718872},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.31452882289886475},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.269167423248291},{"id":"https://openalex.org/C60952562","wikidata":"https://www.wikidata.org/wiki/Q6887246","display_name":"Mobile technology","level":3,"score":0.24052000045776367},{"id":"https://openalex.org/C205789325","wikidata":"https://www.wikidata.org/wiki/Q15811187","display_name":"GSM services","level":4,"score":0.22645655274391174},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21773993968963623},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2061077356338501},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1341230273246765},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0852605402469635},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2030112.2030196","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2030112.2030196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 13th international conference on Ubiquitous computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8700000047683716,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1608826770","https://openalex.org/W1643892426","https://openalex.org/W1746665946","https://openalex.org/W1796961934","https://openalex.org/W1809457846","https://openalex.org/W1944600025","https://openalex.org/W1966736954","https://openalex.org/W2009155608","https://openalex.org/W2027729696","https://openalex.org/W2028721837","https://openalex.org/W2041628739","https://openalex.org/W2112824976","https://openalex.org/W2116475424","https://openalex.org/W2121868539","https://openalex.org/W2128051927","https://openalex.org/W2162555816","https://openalex.org/W2163094938","https://openalex.org/W2170102584","https://openalex.org/W2170723298","https://openalex.org/W2171805028","https://openalex.org/W2172064665","https://openalex.org/W2538033348"],"related_works":["https://openalex.org/W2335995775","https://openalex.org/W2553827618","https://openalex.org/W4299566542","https://openalex.org/W2189026812","https://openalex.org/W2181659791","https://openalex.org/W2353744296","https://openalex.org/W2523975735","https://openalex.org/W2529956042","https://openalex.org/W2120261576","https://openalex.org/W2189292826"],"abstract_inverted_index":{"Off-the-shelf":[0],"modern":[1,29],"mobile":[2,30,40,71],"devices":[3,72],"come":[4],"with":[5,22],"a":[6,61],"number":[7],"of":[8,67],"inbuilt":[9],"sensors,":[10],"e.g.,":[11],"GPS,":[12],"WiFi,":[13],"GSM,":[14],"accelerometer,":[15],"compass,":[16],"gyroscope,":[17],"NFC":[18],"and":[19,26,36,53,73,92,105,108],"Bluetooth.":[20],"Equipped":[21],"all":[23],"these":[24],"sensors":[25],"internet":[27],"connectivity,":[28],"phones":[31],"are":[32,42],"enabling":[33],"continuous":[34,68],"sensing":[35,69],"increasingly":[37],"many":[38],"emergent":[39],"applications":[41],"using":[43,112],"sensed":[44],"context":[45],"on":[46,70,90,115],"the":[47,65,79,94],"phone":[48],"to":[49,64],"understand":[50],"users'":[51],"needs":[52],"improve":[54],"usability.":[55],"However,":[56],"limited":[57],"battery":[58,80],"power":[59],"is":[60],"big":[62],"hindrance":[63],"deployment":[66],"without":[74],"any":[75],"intelligent":[76],"sensor":[77,116],"management,":[78],"lasts":[81],"only":[82],"few":[83],"hours.":[84],"In":[85],"this":[86],"research,":[87],"we":[88],"emphasize":[89],"location-awareness":[91],"address":[93],"challenges":[95],"in":[96,118],"developing":[97],"ubiquitous":[98],"positioning":[99],"solutions,":[100],"cross-device":[101],"indoor":[102],"localization,":[103],"position":[104],"trajectory":[106],"tracking":[107],"inferring":[109],"high-level":[110],"contexts":[111],"machine-learning":[113],"techniques":[114],"data":[117],"an":[119],"energy-efficient":[120],"way.":[121]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}