{"id":"https://openalex.org/W1968012564","doi":"https://doi.org/10.1145/2072298.2072457","title":"ClassX Mobile","display_name":"ClassX Mobile","publication_year":2011,"publication_date":"2011-11-28","ids":{"openalex":"https://openalex.org/W1968012564","doi":"https://doi.org/10.1145/2072298.2072457","mag":"1968012564"},"language":"en","primary_location":{"id":"doi:10.1145/2072298.2072457","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2072298.2072457","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 19th ACM international conference on Multimedia","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/A5112592312","display_name":"Derek Pang","orcid":null},"institutions":[{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Derek Pang","raw_affiliation_strings":["Stanford University, Stanford, CA, USA"],"affiliations":[{"raw_affiliation_string":"Stanford University, Stanford, CA, USA","institution_ids":["https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110901333","display_name":"Sherif Halawa","orcid":null},"institutions":[{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sherif Halawa","raw_affiliation_strings":["Stanford University, Stanford, USA","Stanford University, Stanford , USA"],"affiliations":[{"raw_affiliation_string":"Stanford University, Stanford, USA","institution_ids":["https://openalex.org/I97018004"]},{"raw_affiliation_string":"Stanford University, Stanford , USA","institution_ids":["https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057453537","display_name":"Ngai\u2010Man Cheung","orcid":"https://orcid.org/0000-0003-0135-3791"},"institutions":[{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ngai-Man Cheung","raw_affiliation_strings":["Stanford University, Stanford, CA, USA"],"affiliations":[{"raw_affiliation_string":"Stanford University, Stanford, CA, USA","institution_ids":["https://openalex.org/I97018004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004042863","display_name":"Bernd Girod","orcid":"https://orcid.org/0000-0001-6950-1020"},"institutions":[{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bernd Girod","raw_affiliation_strings":["Stanford University, Stanford, USA","Stanford University, Stanford , USA"],"affiliations":[{"raw_affiliation_string":"Stanford University, Stanford, USA","institution_ids":["https://openalex.org/I97018004"]},{"raw_affiliation_string":"Stanford University, Stanford , USA","institution_ids":["https://openalex.org/I97018004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5112592312"],"corresponding_institution_ids":["https://openalex.org/I97018004"],"apc_list":null,"apc_paid":null,"fwci":10.1,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.97556965,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"787","last_page":"788"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12720","display_name":"Multimedia Communication and Technology","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12720","display_name":"Multimedia Communication and Technology","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9976999759674072,"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/computer-science","display_name":"Computer science","score":0.8316298723220825},{"id":"https://openalex.org/keywords/zoom","display_name":"Zoom","score":0.7699218988418579},{"id":"https://openalex.org/keywords/video-streaming","display_name":"Video streaming","score":0.5785484313964844},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.5433725118637085},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.4639086127281189},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.46347320079803467},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4602585732936859},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.45102566480636597},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.28129398822784424},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2723604440689087},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13827836513519287},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.12917041778564453},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07302603125572205}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8316298723220825},{"id":"https://openalex.org/C124913957","wikidata":"https://www.wikidata.org/wiki/Q1232548","display_name":"Zoom","level":3,"score":0.7699218988418579},{"id":"https://openalex.org/C2986160907","wikidata":"https://www.wikidata.org/wiki/Q220499","display_name":"Video streaming","level":2,"score":0.5785484313964844},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.5433725118637085},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.4639086127281189},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.46347320079803467},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4602585732936859},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.45102566480636597},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.28129398822784424},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2723604440689087},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13827836513519287},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.12917041778564453},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07302603125572205},{"id":"https://openalex.org/C78762247","wikidata":"https://www.wikidata.org/wiki/Q1273174","display_name":"Petroleum engineering","level":1,"score":0.0},{"id":"https://openalex.org/C15336307","wikidata":"https://www.wikidata.org/wiki/Q1766051","display_name":"Lens (geology)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2072298.2072457","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2072298.2072457","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 19th ACM international conference on Multimedia","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W2103046314","https://openalex.org/W2133065058"],"related_works":["https://openalex.org/W2788595494","https://openalex.org/W2244676099","https://openalex.org/W3172556642","https://openalex.org/W3157456843","https://openalex.org/W1990150827","https://openalex.org/W2036676347","https://openalex.org/W2755125056","https://openalex.org/W3145978209","https://openalex.org/W2050555129","https://openalex.org/W2109198432"],"abstract_inverted_index":{"Small":[0],"screen":[1],"sizes,":[2],"limited":[3],"bandwidth,":[4],"and":[5,41,82,89],"low":[6],"computational":[7],"power":[8],"often":[9],"prohibit":[10],"streaming":[11,29,50],"of":[12,47],"high-resolution":[13],"videos":[14],"to":[15,33,87],"mobile":[16],"devices":[17],"over":[18],"a":[19],"wireless":[20],"network.":[21],"Recent":[22],"advances":[23],"in":[24],"interactive":[25,64,85],"region-of-interest":[26],"(IRoI)":[27],"video":[28,49,86],"technology":[30],"enable":[31],"users":[32],"interactively":[34],"control":[35],"pan/tilt/":[36],"zoom,":[37],"while":[38],"provide":[39],"bit-rate":[40],"complexity":[42],"savings.":[43],"One":[44],"recent":[45],"application":[46],"IRoI":[48],"is":[51],"ClassX":[52,74,80],"developed":[53],"at":[54],"Stanford":[55],"University.":[56],"It":[57],"offers":[58],"an":[59],"open-source":[60],"experimental":[61],"platform":[62],"for":[63],"online":[65],"lecture":[66],"streaming.":[67],"In":[68],"this":[69],"technical":[70],"demonstration,":[71],"we":[72],"present":[73],"Mobile,":[75],"which":[76],"extends":[77],"the":[78],"current":[79],"system":[81],"delivers":[83],"high-quality":[84],"smartphones":[88],"tablets":[90],"with":[91],"multi-touch":[92],"screens.":[93]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}