{"id":"https://openalex.org/W2004637296","doi":"https://doi.org/10.1145/2030112.2030216","title":"Polite ringer II","display_name":"Polite ringer II","publication_year":2011,"publication_date":"2011-09-17","ids":{"openalex":"https://openalex.org/W2004637296","doi":"https://doi.org/10.1145/2030112.2030216","mag":"2004637296"},"language":"en","primary_location":{"id":"doi:10.1145/2030112.2030216","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2030112.2030216","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/A5007136538","display_name":"Ming\u2010Chang Tsai","orcid":"https://orcid.org/0000-0002-3338-3306"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Ming-Chang Tsai","raw_affiliation_strings":["National Taiwan University, Taipei, Taiwan Roc","National Taiwan University, Taipei, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"National Taiwan University, Taipei, Taiwan Roc","institution_ids":["https://openalex.org/I16733864"]},{"raw_affiliation_string":"National Taiwan University, Taipei, Taiwan, ROC","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029673038","display_name":"Fu-Chiang Chou","orcid":null},"institutions":[{"id":"https://openalex.org/I2724335451","display_name":"HTC (Taiwan)","ror":"https://ror.org/02nfvrd33","country_code":"TW","type":"company","lineage":["https://openalex.org/I2724335451"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Fu-Chiang Chou","raw_affiliation_strings":["HTC Corporation, Taoyuan, Taiwan Roc","HTC Corporation, Taoyuan, Taiwan Roc#TAB#"],"affiliations":[{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc","institution_ids":["https://openalex.org/I2724335451"]},{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc#TAB#","institution_ids":["https://openalex.org/I2724335451"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016417422","display_name":"Yih-Feng Kao","orcid":null},"institutions":[{"id":"https://openalex.org/I2724335451","display_name":"HTC (Taiwan)","ror":"https://ror.org/02nfvrd33","country_code":"TW","type":"company","lineage":["https://openalex.org/I2724335451"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yih-Feng Kao","raw_affiliation_strings":["HTC Corporation, Taoyuan, Taiwan Roc","HTC Corporation, Taoyuan, Taiwan Roc#TAB#"],"affiliations":[{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc","institution_ids":["https://openalex.org/I2724335451"]},{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc#TAB#","institution_ids":["https://openalex.org/I2724335451"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107920894","display_name":"Kaicheng Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I2724335451","display_name":"HTC (Taiwan)","ror":"https://ror.org/02nfvrd33","country_code":"TW","type":"company","lineage":["https://openalex.org/I2724335451"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Kai-Cheng Yang","raw_affiliation_strings":["HTC Corporation, Taoyuan, Taiwan Roc","HTC Corporation, Taoyuan, Taiwan Roc#TAB#"],"affiliations":[{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc","institution_ids":["https://openalex.org/I2724335451"]},{"raw_affiliation_string":"HTC Corporation, Taoyuan, Taiwan Roc#TAB#","institution_ids":["https://openalex.org/I2724335451"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075337538","display_name":"Mike Y. Chen","orcid":"https://orcid.org/0000-0001-5410-652X"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Mike Chen","raw_affiliation_strings":["National Taiwan University, Taipei, Taiwan Roc","National Taiwan University, Taipei, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"National Taiwan University, Taipei, Taiwan Roc","institution_ids":["https://openalex.org/I16733864"]},{"raw_affiliation_string":"National Taiwan University, Taipei, Taiwan, ROC","institution_ids":["https://openalex.org/I16733864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5007136538"],"corresponding_institution_ids":["https://openalex.org/I16733864"],"apc_list":null,"apc_paid":null,"fwci":0.2576,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.55596284,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"567","last_page":"568"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9851999878883362,"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":0.9851999878883362,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9639000296592712,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"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/T10789","display_name":"Interactive and Immersive Displays","score":0.9455999732017517,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/accelerometer","display_name":"Accelerometer","score":0.7630294561386108},{"id":"https://openalex.org/keywords/gyroscope","display_name":"Gyroscope","score":0.7605810165405273},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7409785389900208},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.6808938980102539},{"id":"https://openalex.org/keywords/mobile-phone","display_name":"Mobile phone","score":0.6713361144065857},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.6442482471466064},{"id":"https://openalex.org/keywords/politeness","display_name":"Politeness","score":0.626732349395752},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.4393695890903473},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.43070754408836365},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.38643983006477356},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.37960249185562134},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.35345980525016785},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1546573042869568},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13020676374435425},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.10071557760238647}],"concepts":[{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.7630294561386108},{"id":"https://openalex.org/C158488048","wikidata":"https://www.wikidata.org/wiki/Q483400","display_name":"Gyroscope","level":2,"score":0.7605810165405273},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7409785389900208},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.6808938980102539},{"id":"https://openalex.org/C2777421447","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Mobile phone","level":2,"score":0.6713361144065857},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.6442482471466064},{"id":"https://openalex.org/C61123122","wikidata":"https://www.wikidata.org/wiki/Q281287","display_name":"Politeness","level":2,"score":0.626732349395752},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.4393695890903473},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.43070754408836365},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.38643983006477356},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.37960249185562134},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.35345980525016785},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1546573042869568},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13020676374435425},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.10071557760238647},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2030112.2030216","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2030112.2030216","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":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2356006086","https://openalex.org/W1973973903","https://openalex.org/W2545168295","https://openalex.org/W2365897603","https://openalex.org/W4234814094","https://openalex.org/W2156308897","https://openalex.org/W4303613760","https://openalex.org/W2361871310","https://openalex.org/W2417246878","https://openalex.org/W1982154684"],"abstract_inverted_index":{"We":[0,62],"present":[1],"a":[2,60,81],"system":[3,26,90],"which":[4],"automatically":[5],"reduces":[6],"the":[7,51,55,77,89,102],"ringtone":[8],"volume":[9],"as":[10,12,50],"soon":[11],"users":[13,94],"start":[14],"picking":[15,58,75,95],"up":[16,59,76,96],"their":[17,97],"mobile":[18,32,98],"devices":[19],"to":[20,40,53],"answer":[21],"incoming":[22],"phone":[23,78],"calls.":[24],"Our":[25,85],"uses":[27,45],"multiple":[28],"sensors":[29],"already":[30],"in":[31],"phones":[33,99],"(e.g.":[34],"accelerometer,":[35],"gyroscope,":[36],"and":[37,44,74],"proximity":[38],"sensor)":[39],"extract":[41],"47":[42],"features,":[43],"supported":[46],"vector":[47],"machine":[48],"(SVM)":[49],"classifier":[52],"identify":[54,93],"act":[56],"of":[57,101],"phone.":[61],"have":[63],"collected":[64],"data":[65],"under":[66],"several":[67],"typical":[68],"conditions:":[69],"including":[70],"walking":[71],"vs":[72,83],"stationary":[73],"from":[79],"inside":[80],"bag":[82],"pockets.":[84],"results":[86],"show":[87],"that":[88],"can":[91],"correctly":[92],"95%":[100],"time":[103],"on":[104],"average.":[105]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
