{"id":"https://openalex.org/W2731694301","doi":"https://doi.org/10.1109/iwqos.2017.7969110","title":"A measurement study on Skype voice and video calls in LTE networks on high speed rails","display_name":"A measurement study on Skype voice and video calls in LTE networks on high speed rails","publication_year":2017,"publication_date":"2017-06-01","ids":{"openalex":"https://openalex.org/W2731694301","doi":"https://doi.org/10.1109/iwqos.2017.7969110","mag":"2731694301"},"language":"en","primary_location":{"id":"doi:10.1109/iwqos.2017.7969110","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwqos.2017.7969110","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE/ACM 25th International Symposium on Quality of Service (IWQoS)","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/A5100361314","display_name":"Li Li","orcid":"https://orcid.org/0000-0003-0866-8040"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Li Li","raw_affiliation_strings":["Tsinghua National Laboratory for Information Science and Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua National Laboratory for Information Science and Technology, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100665814","display_name":"Ke Xu","orcid":"https://orcid.org/0000-0003-2587-8517"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ke Xu","raw_affiliation_strings":["Tsinghua National Laboratory for Information Science and Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua National Laboratory for Information Science and Technology, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100411794","display_name":"Dan Wang","orcid":"https://orcid.org/0000-0002-0921-2726"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]},{"id":"https://openalex.org/I182722699","display_name":"Shenzhen Polytechnic","ror":"https://ror.org/00d2w9g53","country_code":"CN","type":"education","lineage":["https://openalex.org/I182722699"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Dan Wang","raw_affiliation_strings":["The Hong Kong Polytechnic University Shenzhen Research Institute, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"The Hong Kong Polytechnic University Shenzhen Research Institute, Shenzhen, China","institution_ids":["https://openalex.org/I182722699","https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059605898","display_name":"Chunyi Peng","orcid":"https://orcid.org/0000-0003-2945-4981"},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chunyi Peng","raw_affiliation_strings":["Department of Computer Science and Engineering, The Ohio State University, Columbus, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, The Ohio State University, Columbus, USA","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100603977","display_name":"Kai Zheng","orcid":"https://orcid.org/0000-0001-7686-8226"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Zheng","raw_affiliation_strings":["Central Software Institute, Huawei Technologies, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Central Software Institute, Huawei Technologies, Beijing, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100438287","display_name":"Haiyang Wang","orcid":"https://orcid.org/0000-0002-9581-3527"},"institutions":[{"id":"https://openalex.org/I4210115145","display_name":"University of Minnesota, Duluth","ror":"https://ror.org/01hy4qx27","country_code":"US","type":"education","lineage":["https://openalex.org/I4210115145"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Haiyang Wang","raw_affiliation_strings":["University of Minnesota, Duluth, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Duluth, USA","institution_ids":["https://openalex.org/I4210115145"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010194411","display_name":"Rashid Mijumbi","orcid":"https://orcid.org/0000-0002-0797-9034"},"institutions":[{"id":"https://openalex.org/I4210105201","display_name":"Nokia (Ireland)","ror":"https://ror.org/01dcaj468","country_code":"IE","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I4210105201"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Rashid Mijumbi","raw_affiliation_strings":["Nokia Bell Labs, Dublin, Ireland"],"affiliations":[{"raw_affiliation_string":"Nokia Bell Labs, Dublin, Ireland","institution_ids":["https://openalex.org/I4210105201"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047146848","display_name":"Xiangxiang Wang","orcid":"https://orcid.org/0000-0001-9341-1068"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xiangxiang Wang","raw_affiliation_strings":["Tsinghua National Laboratory for Information Science and Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua National Laboratory for Information Science and Technology, Beijing, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5100361314"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1652,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.80149643,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9986000061035156,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9986000061035156,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.998199999332428,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9937000274658203,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7975241541862488},{"id":"https://openalex.org/keywords/voice-over-ip","display_name":"Voice over IP","score":0.6379729509353638},{"id":"https://openalex.org/keywords/adaptability","display_name":"Adaptability","score":0.5993340015411377},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.593665361404419},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.47246718406677246},{"id":"https://openalex.org/keywords/video-quality","display_name":"Video quality","score":0.44976621866226196},{"id":"https://openalex.org/keywords/videoconferencing","display_name":"Videoconferencing","score":0.43668726086616516},{"id":"https://openalex.org/keywords/overlay","display_name":"Overlay","score":0.4147645831108093},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4003724455833435},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.3840486407279968},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11524251103401184},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.11516383290290833},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0869489312171936}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7975241541862488},{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.6379729509353638},{"id":"https://openalex.org/C177606310","wikidata":"https://www.wikidata.org/wiki/Q5674297","display_name":"Adaptability","level":2,"score":0.5993340015411377},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.593665361404419},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.47246718406677246},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.44976621866226196},{"id":"https://openalex.org/C22561748","wikidata":"https://www.wikidata.org/wiki/Q854954","display_name":"Videoconferencing","level":2,"score":0.43668726086616516},{"id":"https://openalex.org/C136085584","wikidata":"https://www.wikidata.org/wiki/Q910289","display_name":"Overlay","level":2,"score":0.4147645831108093},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4003724455833435},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.3840486407279968},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11524251103401184},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.11516383290290833},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0869489312171936},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","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/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/iwqos.2017.7969110","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwqos.2017.7969110","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE/ACM 25th International Symposium on Quality of Service (IWQoS)","raw_type":"proceedings-article"},{"id":"pmh:oai:ira.lib.polyu.edu.hk:10397/71790","is_oa":false,"landing_page_url":"http://hdl.handle.net/10397/71790","pdf_url":null,"source":{"id":"https://openalex.org/S4306400205","display_name":"PolyU Institutional Research Archive (Hong Kong Polytechnic University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I14243506","host_organization_name":"Hong Kong Polytechnic University","host_organization_lineage":["https://openalex.org/I14243506"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"},{"id":"pmh:oai:ira.lib.polyu.edu.hk:10397/73931","is_oa":false,"landing_page_url":"http://hdl.handle.net/10397/73931","pdf_url":null,"source":{"id":"https://openalex.org/S4306400205","display_name":"PolyU Institutional Research Archive (Hong Kong Polytechnic University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I14243506","host_organization_name":"Hong Kong Polytechnic University","host_organization_lineage":["https://openalex.org/I14243506"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-168020","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-168020","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1482760493","https://openalex.org/W1608755067","https://openalex.org/W1980560457","https://openalex.org/W1998556666","https://openalex.org/W2003427222","https://openalex.org/W2006246796","https://openalex.org/W2012843233","https://openalex.org/W2028049170","https://openalex.org/W2028370780","https://openalex.org/W2102351657","https://openalex.org/W2121663029","https://openalex.org/W2130186687","https://openalex.org/W2262880796","https://openalex.org/W2509156082","https://openalex.org/W2611507608","https://openalex.org/W3083333862","https://openalex.org/W6651142422","https://openalex.org/W6679579195"],"related_works":["https://openalex.org/W2357124094","https://openalex.org/W2387399993","https://openalex.org/W2389739210","https://openalex.org/W2348924972","https://openalex.org/W2365736347","https://openalex.org/W2047454415","https://openalex.org/W2070040999","https://openalex.org/W2387293848","https://openalex.org/W2250140200","https://openalex.org/W3121791438"],"abstract_inverted_index":{"Recent":[0],"advances":[1],"in":[2,26,48,63,75,177],"high":[3,27,203],"speed":[4,28,71,204],"rails":[5],"(HSRs),":[6],"coupled":[7],"with":[8,68],"user":[9],"demands":[10],"for":[11,20,33,202],"communication":[12,24],"on":[13,59,66,146],"the":[14,18,54,118,123,129,139,156,166,172,193],"move,":[15],"are":[16],"propelling":[17],"need":[19,194],"acceptable":[21],"quality":[22,114,140],"of":[23,36,72,81,89,115,117,125,131,133,141,168,175],"services":[25,201],"mobility":[29,205],"scenarios.":[30,50,206],"This":[31,51],"calls":[32,62,143],"an":[34],"evaluation":[35],"how":[37],"well":[38,108],"popular":[39],"voice/video":[40,61,199],"call":[41,103,188,200],"applications,":[42],"such":[43,49,112,159],"as":[44,99,107,109,113,160],"Skype,":[45],"can":[46],"perform":[47],"paper":[52],"presents":[53],"first":[55],"comprehensive":[56],"measurement":[57],"study":[58,93],"Skype":[60,142,153,176],"LTE":[64],"networks":[65],"HSRs":[67],"a":[69,85],"peak":[70],"310":[73],"km/h":[74],"China.":[76],"We":[77,92,120,136,163],"collected":[78],"50":[79],"GB":[80],"performance":[82,96],"data,":[83],"covering":[84],"total":[86],"HSR":[87],"distance":[88],"39,900":[90],"km.":[91],"various":[94],"objective":[95],"metrics":[97,111],"(such":[98],"RTT,":[100],"sending":[101],"rate,":[102,105],"drop":[104],"etc.),":[106],"subjective":[110],"experience":[116],"calls.":[119],"also":[121],"evaluate":[122],"efficiency":[124],"Skype's":[126],"algorithms":[127],"regarding":[128],"level":[130],"utilization":[132],"network":[134,157],"resources.":[135],"observed":[137],"that":[138,152,165],"degrades":[144],"significantly":[145,154],"HSRs.":[147],"Moreover,":[148],"it":[149],"was":[150],"discovered":[151,164],"under-utilizes":[155],"resources,":[158],"available":[161],"bandwidth.":[162],"root":[167],"these":[169],"inefficiencies":[170],"is":[171],"poor":[173],"adaptability":[174],"many":[178],"aspects,":[179],"including":[180],"overlay":[181],"routing,":[182],"rate":[183],"control,":[184],"state":[185],"update":[186],"and":[187],"termination.":[189],"These":[190],"findings":[191],"highlight":[192],"to":[195],"develop":[196],"more":[197],"adaptive":[198]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
