{"id":"https://openalex.org/W2745574548","doi":"https://doi.org/10.1109/iswcs.2017.8108157","title":"A deep learning approach for optimizing content delivering in cache-enabled HetNet","display_name":"A deep learning approach for optimizing content delivering in cache-enabled HetNet","publication_year":2017,"publication_date":"2017-08-01","ids":{"openalex":"https://openalex.org/W2745574548","doi":"https://doi.org/10.1109/iswcs.2017.8108157","mag":"2745574548"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2017.8108157","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2017.8108157","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Symposium on Wireless Communication Systems (ISWCS)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://orbilu.uni.lu/handle/10993/31926","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101754024","display_name":"Lei Lei","orcid":"https://orcid.org/0000-0002-9144-0559"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":true,"raw_author_name":"Lei Lei","raw_affiliation_strings":["Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082049111","display_name":"Lei You","orcid":"https://orcid.org/0000-0002-4741-0715"},"institutions":[{"id":"https://openalex.org/I123387679","display_name":"Uppsala University","ror":"https://ror.org/048a87296","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Lei You","raw_affiliation_strings":["Department of Information Technology, Uppsala University, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology, Uppsala University, Sweden","institution_ids":["https://openalex.org/I123387679"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089433656","display_name":"Gaoyang Dai","orcid":"https://orcid.org/0000-0001-7000-6385"},"institutions":[{"id":"https://openalex.org/I123387679","display_name":"Uppsala University","ror":"https://ror.org/048a87296","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Gaoyang Dai","raw_affiliation_strings":["Department of Information Technology, Uppsala University, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology, Uppsala University, Sweden","institution_ids":["https://openalex.org/I123387679"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032104368","display_name":"Thang X. Vu","orcid":"https://orcid.org/0000-0002-8374-443X"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Thang Xuan Vu","raw_affiliation_strings":["Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100657039","display_name":"Di Yuan","orcid":"https://orcid.org/0000-0001-8119-5206"},"institutions":[{"id":"https://openalex.org/I123387679","display_name":"Uppsala University","ror":"https://ror.org/048a87296","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Di Yuan","raw_affiliation_strings":["Department of Information Technology, Uppsala University, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology, Uppsala University, Sweden","institution_ids":["https://openalex.org/I123387679"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016154330","display_name":"Symeon Chatzinotas","orcid":"https://orcid.org/0000-0001-5122-0001"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Symeon Chatzinotas","raw_affiliation_strings":["Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101754024"],"corresponding_institution_ids":["https://openalex.org/I186903577"],"apc_list":null,"apc_paid":null,"fwci":13.1555,"has_fulltext":false,"cited_by_count":100,"citation_normalized_percentile":{"value":0.98950931,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"449","last_page":"453"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":1.0,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9707000255584717,"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/T13918","display_name":"Advanced Data and IoT Technologies","score":0.9545000195503235,"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":0.8645765781402588},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.637643575668335},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5793141722679138},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.5183585286140442},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4842755198478699},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.4819490611553192},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.47273150086402893},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.46355003118515015},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.460846871137619},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.44862818717956543},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.2882031202316284},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25635504722595215},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.22718673944473267},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.2132309079170227},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.17305999994277954},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1318575143814087}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8645765781402588},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.637643575668335},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5793141722679138},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.5183585286140442},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4842755198478699},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.4819490611553192},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.47273150086402893},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.46355003118515015},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.460846871137619},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.44862818717956543},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.2882031202316284},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25635504722595215},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.22718673944473267},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.2132309079170227},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.17305999994277954},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1318575143814087},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iswcs.2017.8108157","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2017.8108157","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Symposium on Wireless Communication Systems (ISWCS)","raw_type":"proceedings-article"},{"id":"pmh:oai:orbilu.uni.lu:10993/31926","is_oa":true,"landing_page_url":"http://orbilu.uni.lu/handle/10993/31926","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Symposium on Wireless Communication Systems (ISWCS), Bologna, Aug. 2017 (2017-08-31); IEEE International Symposium on Wireless Communication Systems (ISWCS), Bologna, Italy [IT], 28-08-2017 to 31-08-2017","raw_type":"peer reviewed"}],"best_oa_location":{"id":"pmh:oai:orbilu.uni.lu:10993/31926","is_oa":true,"landing_page_url":"http://orbilu.uni.lu/handle/10993/31926","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Symposium on Wireless Communication Systems (ISWCS), Bologna, Aug. 2017 (2017-08-31); IEEE International Symposium on Wireless Communication Systems (ISWCS), Bologna, Italy [IT], 28-08-2017 to 31-08-2017","raw_type":"peer reviewed"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8899999856948853}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1913679275","https://openalex.org/W2018233625","https://openalex.org/W2075468086","https://openalex.org/W2263102236","https://openalex.org/W2322725250","https://openalex.org/W2498604117","https://openalex.org/W2546571074","https://openalex.org/W2593548754","https://openalex.org/W2604319603","https://openalex.org/W2964011116","https://openalex.org/W3106490779"],"related_works":["https://openalex.org/W1927327903","https://openalex.org/W1544665982","https://openalex.org/W2022479666","https://openalex.org/W2805504328","https://openalex.org/W2152099439","https://openalex.org/W4248847438","https://openalex.org/W2509090697","https://openalex.org/W1953159635","https://openalex.org/W1984163603","https://openalex.org/W4238131711"],"abstract_inverted_index":{"In":[0,90],"ultra-dense":[1],"heterogeneous":[2],"networks,":[3],"caching":[4,26,103,133],"popular":[5],"contents":[6],"at":[7],"small":[8],"base":[9],"stations":[10],"is":[11,47,112,150,163],"considered":[12],"as":[13],"an":[14],"effective":[15],"way":[16],"to":[17,64,87,98,113,152,191],"reduce":[18],"latency":[19],"and":[20,28,44,68],"redundant":[21],"data":[22],"transmission.":[23],"Optimization":[24],"of":[25,41,62,127,164,177,182,194],"placement/replacement":[27],"content":[29,185],"delivering":[30,186],"can":[31,187],"be":[32,88,188],"computationally":[33],"heavy,":[34],"especially":[35],"for":[36,102],"large-scale":[37],"networks.":[38],"The":[39,110],"provision":[40],"both":[42],"time-efficient":[43],"high-quality":[45],"solutions":[46],"challenging.":[48],"Conventional":[49],"iterative":[50],"optimization":[51,116],"methods,":[52],"either":[53],"optimal":[54],"or":[55,134],"heuristic,":[56],"typically":[57],"require":[58],"a":[59,95,106,119,174],"large":[60],"number":[61,176],"iterations":[63],"achieve":[65],"satisfactory":[66],"performance,":[67],"result":[69],"in":[70,79,124,131,141],"considerable":[71],"computational":[72,148,166],"delay.":[73],"This":[74,136],"may":[75],"limit":[76],"their":[77],"applications":[78],"practical":[80],"network":[81,122],"operations":[82],"where":[83],"online":[84],"decisions":[85],"have":[86],"made.":[89],"this":[91],"paper,":[92],"we":[93],"provide":[94],"viable":[96],"alternative":[97],"the":[99,115,142,147,153,161,170,179,183,195],"conventional":[100],"methods":[101],"optimization,":[104],"from":[105],"deep":[107,120],"learning":[108],"perspective.":[109],"idea":[111],"train":[114],"algorithms":[117],"through":[118],"neural":[121],"(DNN)":[123],"advance,":[125],"instead":[126],"directly":[128],"applying":[129],"them":[130],"real-time":[132],"scheduling.":[135],"allows":[137],"significant":[138],"complexity":[139],"reduction":[140],"delay-sensitive":[143],"operation":[144],"phase":[145],"since":[146],"burden":[149],"shifted":[151],"DDN":[154],"training":[155,169],"phase.":[156],"Numerical":[157],"results":[158],"demonstrate":[159],"that":[160],"DNN":[162,172],"high":[165],"efficiency.":[167],"By":[168],"designed":[171],"over":[173],"massive":[175],"instances,":[178],"solution":[180],"quality":[181],"energy-efficient":[184],"progressively":[189],"approximated":[190],"around":[192],"90%":[193],"optimum.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":16},{"year":2020,"cited_by_count":26},{"year":2019,"cited_by_count":20},{"year":2018,"cited_by_count":13},{"year":2017,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}