{"id":"https://openalex.org/W2991111429","doi":"https://doi.org/10.1109/pimrc.2019.8904327","title":"Caching Optimization for D2D-Assisted Heterogeneous Wireless Networks","display_name":"Caching Optimization for D2D-Assisted Heterogeneous Wireless Networks","publication_year":2019,"publication_date":"2019-09-01","ids":{"openalex":"https://openalex.org/W2991111429","doi":"https://doi.org/10.1109/pimrc.2019.8904327","mag":"2991111429"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2019.8904327","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2019.8904327","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 30th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","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/A5070352139","display_name":"Wael Jaafar","orcid":"https://orcid.org/0000-0003-4378-9999"},"institutions":[{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Wael Jaafar","raw_affiliation_strings":["Carleton University,Ottawa,ON,Canada","Carleton University, Ottawa, ON, Canada"],"affiliations":[{"raw_affiliation_string":"Carleton University,Ottawa,ON,Canada","institution_ids":["https://openalex.org/I67031392"]},{"raw_affiliation_string":"Carleton University, Ottawa, ON, Canada","institution_ids":["https://openalex.org/I67031392"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070153535","display_name":"Wessam Ajib","orcid":"https://orcid.org/0000-0003-4409-9447"},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Wessam Ajib","raw_affiliation_strings":["Université du Québec À Montréal,Montreal,QC,Canada","Universit\u00e9 du Qu\u00e9bec \u00c0 Montr\u00e9al, Montreal, QC, Canada"],"affiliations":[{"raw_affiliation_string":"Université du Québec À Montréal,Montreal,QC,Canada","institution_ids":[]},{"raw_affiliation_string":"Universit\u00e9 du Qu\u00e9bec \u00c0 Montr\u00e9al, Montreal, QC, Canada","institution_ids":["https://openalex.org/I159129438"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009168558","display_name":"Halima Elbiaze","orcid":"https://orcid.org/0000-0001-5681-6445"},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Halima Elbiaze","raw_affiliation_strings":["Université du Québec À Montréal,Montreal,QC,Canada","Universit\u00e9 du Qu\u00e9bec \u00c0 Montr\u00e9al, Montreal, QC, Canada"],"affiliations":[{"raw_affiliation_string":"Université du Québec À Montréal,Montreal,QC,Canada","institution_ids":[]},{"raw_affiliation_string":"Universit\u00e9 du Qu\u00e9bec \u00c0 Montr\u00e9al, Montreal, QC, Canada","institution_ids":["https://openalex.org/I159129438"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5070352139"],"corresponding_institution_ids":["https://openalex.org/I67031392"],"apc_list":null,"apc_paid":null,"fwci":0.8842,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7756502,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9965000152587891,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9900000095367432,"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":0.8329722285270691},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.6945127248764038},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.6649696230888367},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6549414992332458},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6285799741744995},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.6221674680709839},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.507257878780365},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.5004398822784424},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.495733380317688},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.4796772003173828},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4552220106124878},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4261007308959961},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4162513017654419},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1538030505180359},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09445828199386597}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8329722285270691},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.6945127248764038},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.6649696230888367},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6549414992332458},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6285799741744995},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.6221674680709839},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.507257878780365},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.5004398822784424},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.495733380317688},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.4796772003173828},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4552220106124878},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4261007308959961},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4162513017654419},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1538030505180359},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09445828199386597},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/pimrc.2019.8904327","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2019.8904327","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 30th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"},{"id":"pmh:oai:espace2.etsmtl.ca:25236","is_oa":false,"landing_page_url":"https://espace2.etsmtl.ca/id/eprint/25236/","pdf_url":null,"source":{"id":"https://openalex.org/S4306402392","display_name":"Espace \u00c9TS (ETS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1341030882","host_organization_name":"Educational Testing Service","host_organization_lineage":["https://openalex.org/I1341030882"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Compte rendu de conf\u00e9rence"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4300000071525574,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1507970772","https://openalex.org/W1595409123","https://openalex.org/W1792562398","https://openalex.org/W1972738071","https://openalex.org/W2301955098","https://openalex.org/W2513327292","https://openalex.org/W2774706425","https://openalex.org/W2794673877","https://openalex.org/W2806755975","https://openalex.org/W2899702797","https://openalex.org/W2908062222","https://openalex.org/W2963155944","https://openalex.org/W2963372566","https://openalex.org/W2963382561","https://openalex.org/W2964351082"],"related_works":["https://openalex.org/W1927327903","https://openalex.org/W1544665982","https://openalex.org/W2022479666","https://openalex.org/W2805504328","https://openalex.org/W2509090697","https://openalex.org/W1953159635","https://openalex.org/W4248847438","https://openalex.org/W2500106866","https://openalex.org/W2116998628","https://openalex.org/W1982097880"],"abstract_inverted_index":{"5G":[0],"networks":[1],"are":[2],"required":[3],"to":[4,33,38,42,112,130],"provide":[5],"ultra":[6],"reliable":[7],"low":[8],"latency":[9],"communications":[10],"while":[11],"dealing":[12],"with":[13,25,48],"the":[14,44,58,65,70,83,91,124],"permanent":[15],"growth":[16],"of":[17,72,93,126],"data":[18],"traffic.":[19],"In":[20,51],"Heterogeneous":[21],"Networks":[22],"(Hetnets)":[23],"assisted":[24],"Device-to-Device":[26],"(D2D)":[27],"communications,":[28],"traffic":[29],"can":[30],"be":[31],"offloaded":[32],"small":[34,49],"base":[35],"stations":[36],"or":[37],"devices":[39],"in":[40,69],"order":[41],"improve":[43],"transmission":[45],"delays":[46],"even":[47],"caching.":[50],"this":[52,95],"paper,":[53],"we":[54,76,89],"aim":[55],"at":[56],"reducing":[57],"average":[59,84],"content":[60,85],"delivery":[61,86],"delay":[62],"by":[63],"optimizing":[64],"caching":[66,99],"placement":[67],"strategy":[68],"context":[71],"D2D-assisted":[73],"Hetnets.":[74],"First,":[75],"analytically":[77],"derive":[78],"an":[79],"upper":[80,96],"bound":[81,97],"on":[82],"delay.":[87],"Then,":[88],"formulate":[90],"problem":[92],"minimizing":[94],"through":[98],"placement.":[100],"The":[101],"optimal":[102],"solution":[103,117,128],"is":[104],"obtained":[105],"for":[106,118],"a":[107,114],"single":[108],"file,":[109],"then":[110],"used":[111],"propose":[113],"low-complex":[115],"heuristic":[116],"multiple":[119],"files.":[120],"Numerical":[121],"results":[122],"illustrate":[123],"efficiency":[125],"our":[127],"compared":[129],"other":[131],"strategies.":[132]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}