{"id":"https://openalex.org/W2074597526","doi":"https://doi.org/10.1145/2638728.2638769","title":"A multi-tiered model for context-aware systems","display_name":"A multi-tiered model for context-aware systems","publication_year":2014,"publication_date":"2014-09-13","ids":{"openalex":"https://openalex.org/W2074597526","doi":"https://doi.org/10.1145/2638728.2638769","mag":"2074597526"},"language":"en","primary_location":{"id":"doi:10.1145/2638728.2638769","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2638728.2638769","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing: Adjunct Publication","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/A5024617531","display_name":"Cristiano Andr\u00e9 da Costa","orcid":"https://orcid.org/0000-0003-3859-6199"},"institutions":[{"id":"https://openalex.org/I61722147","display_name":"Universidade do Vale do Rio dos Sinos","ror":"https://ror.org/05ctmmy43","country_code":"BR","type":"education","lineage":["https://openalex.org/I61722147"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Cristiano Andr\u00e9 da Costa","raw_affiliation_strings":["Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil","institution_ids":["https://openalex.org/I61722147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072791484","display_name":"Jorge Lu\u00eds Vict\u00f3ria Barbosa","orcid":"https://orcid.org/0000-0002-0358-2056"},"institutions":[{"id":"https://openalex.org/I61722147","display_name":"Universidade do Vale do Rio dos Sinos","ror":"https://ror.org/05ctmmy43","country_code":"BR","type":"education","lineage":["https://openalex.org/I61722147"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Jorge Luis Victoria Barbosa","raw_affiliation_strings":["Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil","institution_ids":["https://openalex.org/I61722147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081639170","display_name":"Adenauer Yamin","orcid":"https://orcid.org/0000-0002-7333-244X"},"institutions":[{"id":"https://openalex.org/I169248161","display_name":"Universidade Federal de Pelotas","ror":"https://ror.org/05msy9z54","country_code":"BR","type":"education","lineage":["https://openalex.org/I169248161"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Adenauer Corr\u00eaa Yamin","raw_affiliation_strings":["Universidade Federal de Pelotas, Pelotas, Brasil","Universidade Federal de Pelotas. Pelotas. Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade Federal de Pelotas, Pelotas, Brasil","institution_ids":["https://openalex.org/I169248161"]},{"raw_affiliation_string":"Universidade Federal de Pelotas. Pelotas. Brasil","institution_ids":["https://openalex.org/I169248161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008805433","display_name":"Rodrigo da Rosa Righi","orcid":"https://orcid.org/0000-0001-5080-7660"},"institutions":[{"id":"https://openalex.org/I61722147","display_name":"Universidade do Vale do Rio dos Sinos","ror":"https://ror.org/05ctmmy43","country_code":"BR","type":"education","lineage":["https://openalex.org/I61722147"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rodrigo da Rosa Righi","raw_affiliation_strings":["Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade do Vale do Rio, dos Sinos, S\u00e3o Leopoldo, Brasil","institution_ids":["https://openalex.org/I61722147"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103476946","display_name":"Cl\u00e1udio Resin Geyer","orcid":null},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Cl\u00e1udio Resin Geyer","raw_affiliation_strings":["Universidade Federal do Rio, Grande do Sul, Porto Alegre Brasil","Universidade Federal do Rio Grande do Sul, Porto Alegre, Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidade Federal do Rio, Grande do Sul, Porto Alegre Brasil","institution_ids":["https://openalex.org/I130442723"]},{"raw_affiliation_string":"Universidade Federal do Rio Grande do Sul, Porto Alegre, Brasil","institution_ids":["https://openalex.org/I130442723"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13579379,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"31","last_page":"34"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9925000071525574,"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"}},{"id":"https://openalex.org/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9850999712944031,"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/computer-science","display_name":"Computer science","score":0.7885111570358276},{"id":"https://openalex.org/keywords/ubiquitous-computing","display_name":"Ubiquitous computing","score":0.7789069414138794},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.7352137565612793},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.7250068187713623},{"id":"https://openalex.org/keywords/context-model","display_name":"Context model","score":0.6555701494216919},{"id":"https://openalex.org/keywords/context-awareness","display_name":"Context awareness","score":0.5644281506538391},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.5419259071350098},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.49196240305900574},{"id":"https://openalex.org/keywords/proposition","display_name":"Proposition","score":0.4849153161048889},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.44794419407844543},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.18997812271118164}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7885111570358276},{"id":"https://openalex.org/C172195944","wikidata":"https://www.wikidata.org/wiki/Q541265","display_name":"Ubiquitous computing","level":2,"score":0.7789069414138794},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.7352137565612793},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.7250068187713623},{"id":"https://openalex.org/C183322885","wikidata":"https://www.wikidata.org/wiki/Q17007702","display_name":"Context model","level":3,"score":0.6555701494216919},{"id":"https://openalex.org/C2781368080","wikidata":"https://www.wikidata.org/wiki/Q501688","display_name":"Context awareness","level":3,"score":0.5644281506538391},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5419259071350098},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.49196240305900574},{"id":"https://openalex.org/C2777152325","wikidata":"https://www.wikidata.org/wiki/Q108163","display_name":"Proposition","level":2,"score":0.4849153161048889},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.44794419407844543},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.18997812271118164},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"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/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","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/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"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/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"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/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2638728.2638769","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2638728.2638769","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing: Adjunct Publication","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2001627931","https://openalex.org/W2051500356","https://openalex.org/W2116817369","https://openalex.org/W2272236956"],"related_works":["https://openalex.org/W1553902753","https://openalex.org/W2057969524","https://openalex.org/W57335507","https://openalex.org/W4292139036","https://openalex.org/W1656433004","https://openalex.org/W2127178188","https://openalex.org/W2436001314","https://openalex.org/W2116169104","https://openalex.org/W4233069924","https://openalex.org/W2542603226"],"abstract_inverted_index":{"Context":[0],"awareness":[1],"is":[2,34],"considered":[3],"one":[4,40],"of":[5,16,60],"the":[6,14,48,56],"most":[7],"important":[8],"challenges":[9],"to":[10,47],"be":[11,53],"tackled":[12],"in":[13,36,55],"field":[15],"ubiquitous":[17],"computing":[18],"(ubicomp).":[19],"In":[20],"this":[21,23],"perspective,":[22],"paper":[24],"describes":[25],"a":[26,42],"general":[27],"model":[28,33],"for":[29],"context-aware":[30,61],"systems.":[31,62],"The":[32,50],"organized":[35],"multiple":[37],"tiers,":[38],"each":[39],"addressing":[41],"specific":[43],"design":[44,57],"characteristic":[45],"related":[46],"area.":[49],"proposition":[51],"can":[52],"applied":[54],"and":[58],"assessment":[59]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}