{"id":"https://openalex.org/W2837751749","doi":"https://doi.org/10.1007/s11276-018-1791-3","title":"Training size optimization with reduced complexity in cell-free massive MIMO system","display_name":"Training size optimization with reduced complexity in cell-free massive MIMO system","publication_year":2018,"publication_date":"2018-07-10","ids":{"openalex":"https://openalex.org/W2837751749","doi":"https://doi.org/10.1007/s11276-018-1791-3","mag":"2837751749"},"language":"en","primary_location":{"id":"doi:10.1007/s11276-018-1791-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11276-018-1791-3","pdf_url":null,"source":{"id":"https://openalex.org/S205498627","display_name":"Wireless Networks","issn_l":"1022-0038","issn":["1022-0038","1572-8196"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Networks","raw_type":"journal-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/A5003825992","display_name":"Sayeid M. Sahid Ullah","orcid":null},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Sayeid M. Sahid Ullah","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009784287","display_name":"Wan Amirul Wan Mohd Mahyiddin","orcid":"https://orcid.org/0000-0002-0026-0385"},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Wan Amirul Mahyiddin","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":"https://orcid.org/0000-0002-0026-0385","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062808644","display_name":"Nur Azira Binti Zakaria","orcid":null},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Nur Azira Zakaria","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026682188","display_name":"Tarik Abdul Latef","orcid":"https://orcid.org/0000-0001-5130-9997"},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Tarik Abdul Latef","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038828819","display_name":"Kamarul Ariffin Noordin","orcid":"https://orcid.org/0000-0003-4003-4793"},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Kamarul Ariffin Noordin","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069155335","display_name":"Kaharudin Dimyati","orcid":"https://orcid.org/0000-0002-0186-3890"},"institutions":[{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Kaharudin Dimyati","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5009784287"],"corresponding_institution_ids":["https://openalex.org/I33849332"],"apc_list":{"value":3290,"currency":"USD","value_usd":3290},"apc_paid":null,"fwci":0.2999,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.57428239,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"25","issue":"4","first_page":"1983","last_page":"1994"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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":1.0,"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":0.9987999796867371,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9987999796867371,"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":0.7704875469207764},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7453820705413818},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5896272659301758},{"id":"https://openalex.org/keywords/bisection-method","display_name":"Bisection method","score":0.5512250661849976},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.5216303467750549},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5206838846206665},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5206381678581238},{"id":"https://openalex.org/keywords/coherence-time","display_name":"Coherence time","score":0.5140810608863831},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.46961528062820435},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.46194228529930115},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4272539019584656},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40518853068351746},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17578455805778503},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14413851499557495},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1345767378807068}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7704875469207764},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7453820705413818},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5896272659301758},{"id":"https://openalex.org/C157544257","wikidata":"https://www.wikidata.org/wiki/Q866300","display_name":"Bisection method","level":2,"score":0.5512250661849976},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.5216303467750549},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5206838846206665},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5206381678581238},{"id":"https://openalex.org/C47091857","wikidata":"https://www.wikidata.org/wiki/Q4118612","display_name":"Coherence time","level":3,"score":0.5140810608863831},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.46961528062820435},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.46194228529930115},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4272539019584656},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40518853068351746},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17578455805778503},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14413851499557495},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1345767378807068},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s11276-018-1791-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11276-018-1791-3","pdf_url":null,"source":{"id":"https://openalex.org/S205498627","display_name":"Wireless Networks","issn_l":"1022-0038","issn":["1022-0038","1572-8196"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Networks","raw_type":"journal-article"},{"id":"pmh:oai:eprints.um.edu.my:23218","is_oa":false,"landing_page_url":"http://eprints.um.edu.my/23218/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400330","display_name":"The University of Malaya Research Repository (University of Malaya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I33849332","host_organization_name":"University of Malaya","host_organization_lineage":["https://openalex.org/I33849332"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1540562499","https://openalex.org/W1667521369","https://openalex.org/W1971443733","https://openalex.org/W1987142024","https://openalex.org/W2023535408","https://openalex.org/W2063551896","https://openalex.org/W2070856809","https://openalex.org/W2084304524","https://openalex.org/W2114215575","https://openalex.org/W2114731473","https://openalex.org/W2119094054","https://openalex.org/W2120302973","https://openalex.org/W2121315337","https://openalex.org/W2128513990","https://openalex.org/W2137917773","https://openalex.org/W2141682101","https://openalex.org/W2145417574","https://openalex.org/W2147601077","https://openalex.org/W2172254946","https://openalex.org/W2286275639","https://openalex.org/W2342651886","https://openalex.org/W2593893328","https://openalex.org/W2598266253","https://openalex.org/W2600018617","https://openalex.org/W2607478241","https://openalex.org/W2610335499","https://openalex.org/W2662198305","https://openalex.org/W2742503793","https://openalex.org/W2794129933","https://openalex.org/W2898916015","https://openalex.org/W2963491643","https://openalex.org/W2963851315","https://openalex.org/W3106282754","https://openalex.org/W4232499488"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W4300468626","https://openalex.org/W2904599916","https://openalex.org/W2097713053","https://openalex.org/W2909457694","https://openalex.org/W4321608401","https://openalex.org/W2160197150"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}