{"id":"https://openalex.org/W2626559849","doi":"https://doi.org/10.1109/ants.2016.7947774","title":"Near-optimal and optimal reduced complexity algorithms for throughput maximization in underlay CR MIMO systems","display_name":"Near-optimal and optimal reduced complexity algorithms for throughput maximization in underlay CR MIMO systems","publication_year":2016,"publication_date":"2016-11-01","ids":{"openalex":"https://openalex.org/W2626559849","doi":"https://doi.org/10.1109/ants.2016.7947774","mag":"2626559849"},"language":"en","primary_location":{"id":"doi:10.1109/ants.2016.7947774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ants.2016.7947774","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS)","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/A5046147031","display_name":"Elizabeth M. Okumu","orcid":null},"institutions":[{"id":"https://openalex.org/I157614274","display_name":"University of Cape Town","ror":"https://ror.org/03p74gp79","country_code":"ZA","type":"education","lineage":["https://openalex.org/I157614274"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Elizabeth Mukhwana Okumu","raw_affiliation_strings":["Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa","institution_ids":["https://openalex.org/I157614274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006086161","display_name":"Mqhele E. Dlodlo","orcid":"https://orcid.org/0000-0003-2364-2957"},"institutions":[{"id":"https://openalex.org/I157614274","display_name":"University of Cape Town","ror":"https://ror.org/03p74gp79","country_code":"ZA","type":"education","lineage":["https://openalex.org/I157614274"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Mqhele E. Dlodlo","raw_affiliation_strings":["Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa","institution_ids":["https://openalex.org/I157614274"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.20551639,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998000264167786,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9997000098228455,"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/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6689615249633789},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6572617888450623},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6566567420959473},{"id":"https://openalex.org/keywords/underlay","display_name":"Underlay","score":0.59649258852005},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.5610274076461792},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5585261583328247},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5574008822441101},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5556057095527649},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.43392127752304077},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21535059809684753},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.1853964924812317},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15248867869377136},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12255522608757019},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.07223984599113464}],"concepts":[{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6689615249633789},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6572617888450623},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6566567420959473},{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.59649258852005},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.5610274076461792},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5585261583328247},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5574008822441101},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5556057095527649},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.43392127752304077},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21535059809684753},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.1853964924812317},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15248867869377136},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12255522608757019},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.07223984599113464},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ants.2016.7947774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ants.2016.7947774","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS)","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":12,"referenced_works":["https://openalex.org/W1667950888","https://openalex.org/W1982663485","https://openalex.org/W2068712429","https://openalex.org/W2070609206","https://openalex.org/W2080102365","https://openalex.org/W2106142240","https://openalex.org/W2108872285","https://openalex.org/W2115573600","https://openalex.org/W2120867684","https://openalex.org/W2146048315","https://openalex.org/W2154154691","https://openalex.org/W4235371447"],"related_works":["https://openalex.org/W4255303560","https://openalex.org/W1975029702","https://openalex.org/W1943171502","https://openalex.org/W2744240346","https://openalex.org/W2077074280","https://openalex.org/W4390189335","https://openalex.org/W2313479459","https://openalex.org/W4245805393","https://openalex.org/W2889185763","https://openalex.org/W2583689476"],"abstract_inverted_index":{"In":[0,46],"this":[1],"paper,":[2],"two":[3],"novel":[4],"algorithms":[5],"that":[6,62],"reduce":[7],"the":[8,40,47,69,90],"computational":[9,34],"complexity":[10,35],"of":[11,42],"throughput":[12,37,56],"based":[13],"transmit":[14],"antenna":[15,75],"selection":[16,60,76,82],"in":[17,36,107,111],"underlay":[18],"cognitive":[19],"radio":[20],"(CR)":[21],"multiple":[22,24],"input":[23],"output":[25],"(MIMO)":[26],"systems,":[27],"are":[28],"proposed.":[29],"The":[30],"major":[31],"contributor":[32],"to":[33],"maximization":[38],"is":[39],"inversion":[41,105],"a":[43,59,108],"complex":[44],"matrix.":[45],"first,":[48],"Approximate":[49],"Throughput":[50],"(AT),":[51],"we":[52,67],"develop":[53],"an":[54],"approximate":[55],"expression,":[57],"as":[58],"criterion,":[61],"eliminates":[63],"matrix":[64,96,104],"inversion.":[65,97],"Secondly,":[66],"present":[68],"Multi-Level":[70],"Multi-Criteria":[71],"(MLMC),":[72],"which":[73],"divides":[74],"into":[77],"intra":[78,84],"and":[79,85,116],"inter":[80,86],"level":[81,87],"optimizing":[83],"criteria":[88],"respectively;":[89],"intra-level":[91],"criterion":[92],"does":[93],"not":[94],"require":[95],"We":[98],"show":[99],"that,":[100],"eliminating":[101],"or":[102],"reducing":[103],"results":[106],"remarkable":[109],"reduction":[110],"complexity,":[112],"accompanied":[113],"by":[114],"near-optimal":[115],"optimal":[117],"performance":[118],"respectively.":[119]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
