{"id":"https://openalex.org/W2093016268","doi":"https://doi.org/10.1109/isit.2005.1523496","title":"On the dimensionality of spatial fields with restricted angle of arrival","display_name":"On the dimensionality of spatial fields with restricted angle of arrival","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W2093016268","doi":"https://doi.org/10.1109/isit.2005.1523496","mag":"2093016268"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2005.1523496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2005.1523496","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. International Symposium on Information Theory, 2005. ISIT 2005.","raw_type":"proceedings-article"},"type":"conference-paper","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/A5013443685","display_name":"Glenn Dickins","orcid":"https://orcid.org/0000-0002-5763-0113"},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]},{"id":"https://openalex.org/I42894916","display_name":"Data61","ror":"https://ror.org/03q397159","country_code":"AU","type":"other","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I42894916","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"G. Dickins","raw_affiliation_strings":["Australian National University, Canberra, Australia","Nat. ICT Australia, Canberra, ACT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University, Canberra, Australia","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Nat. ICT Australia, Canberra, ACT","institution_ids":["https://openalex.org/I42894916"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108065580","display_name":"M. Williams","orcid":"https://orcid.org/0000-0001-5448-4213"},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]},{"id":"https://openalex.org/I42894916","display_name":"Data61","ror":"https://ror.org/03q397159","country_code":"AU","type":"other","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I42894916","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"M. Williams","raw_affiliation_strings":["Australian National University, Canberra, Australia","Nat. ICT Australia, Canberra, ACT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University, Canberra, Australia","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Nat. ICT Australia, Canberra, ACT","institution_ids":["https://openalex.org/I42894916"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000865775","display_name":"Leif Hanlen","orcid":"https://orcid.org/0000-0002-9076-1545"},"institutions":[{"id":"https://openalex.org/I42894916","display_name":"Data61","ror":"https://ror.org/03q397159","country_code":"AU","type":"other","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I42894916","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"L.W. Hanlen","raw_affiliation_strings":["NICTA, Canberra, Australia","Nat. ICT Australia, Canberra, ACT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NICTA, Canberra, Australia","institution_ids":["https://openalex.org/I42894916"]},{"raw_affiliation_string":"Nat. ICT Australia, Canberra, ACT","institution_ids":["https://openalex.org/I42894916"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.7008,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.89862495,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"24","issue":null,"first_page":"1033","last_page":"1037"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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":0.9998000264167786,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11851","display_name":"Electromagnetic Compatibility and Measurements","score":0.9991000294685364,"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/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.7895936965942383},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5715048313140869},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5697813630104065},{"id":"https://openalex.org/keywords/isotropy","display_name":"Isotropy","score":0.5359365344047546},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.48883408308029175},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.46941930055618286},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.464252769947052},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44569987058639526},{"id":"https://openalex.org/keywords/radius","display_name":"RADIUS","score":0.44227278232574463},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.43182167410850525},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4143238961696625},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.3805408775806427},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2872926890850067},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.266856849193573},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.13837578892707825},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.09131550788879395},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.08823376893997192},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08493685722351074}],"concepts":[{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.7895936965942383},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5715048313140869},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5697813630104065},{"id":"https://openalex.org/C184050105","wikidata":"https://www.wikidata.org/wiki/Q273163","display_name":"Isotropy","level":2,"score":0.5359365344047546},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.48883408308029175},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.46941930055618286},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.464252769947052},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44569987058639526},{"id":"https://openalex.org/C178635117","wikidata":"https://www.wikidata.org/wiki/Q747499","display_name":"RADIUS","level":2,"score":0.44227278232574463},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.43182167410850525},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4143238961696625},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3805408775806427},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2872926890850067},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.266856849193573},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.13837578892707825},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.09131550788879395},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.08823376893997192},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08493685722351074},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/isit.2005.1523496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2005.1523496","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. International Symposium on Information Theory, 2005. ISIT 2005.","raw_type":"proceedings-article"},{"id":"pmh:oai:openresearch-repository.anu.edu.au:1885/79244","is_oa":false,"landing_page_url":"http://hdl.handle.net/1885/79244","pdf_url":null,"source":{"id":"https://openalex.org/S4306402539","display_name":"ANU Open Research (Australian National University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I118347636","host_organization_name":"Australian National University","host_organization_lineage":["https://openalex.org/I118347636"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of the 2005 IEEE International Symposium on Information Theory","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310369","display_name":"National ICT Australia","ror":"https://ror.org/03q397159"},{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W25977736","https://openalex.org/W175836959","https://openalex.org/W1523113578","https://openalex.org/W1552154192","https://openalex.org/W1644643476","https://openalex.org/W1929538707","https://openalex.org/W1982288502","https://openalex.org/W1989008275","https://openalex.org/W2006025109","https://openalex.org/W2032231305","https://openalex.org/W2034119727","https://openalex.org/W2057977496","https://openalex.org/W2067111814","https://openalex.org/W2072111195","https://openalex.org/W2086657984","https://openalex.org/W2089667900","https://openalex.org/W2110403504","https://openalex.org/W2113958770","https://openalex.org/W2124164696","https://openalex.org/W2128866026","https://openalex.org/W2130509920","https://openalex.org/W2133678172","https://openalex.org/W2138603489","https://openalex.org/W2142901448","https://openalex.org/W2148089951","https://openalex.org/W2157005274","https://openalex.org/W2167208435","https://openalex.org/W2168492199","https://openalex.org/W2170120409","https://openalex.org/W2296008594","https://openalex.org/W2313559663","https://openalex.org/W3008609509","https://openalex.org/W4249595233","https://openalex.org/W4254268944","https://openalex.org/W4255724596","https://openalex.org/W4292027041","https://openalex.org/W6601047954","https://openalex.org/W6607162039","https://openalex.org/W6633199369","https://openalex.org/W6637019256","https://openalex.org/W6640348023","https://openalex.org/W6643388834","https://openalex.org/W6658694448","https://openalex.org/W6680145276","https://openalex.org/W6684837874","https://openalex.org/W6715759600","https://openalex.org/W6806087461"],"related_works":["https://openalex.org/W1980381208","https://openalex.org/W2794789911","https://openalex.org/W4298134547","https://openalex.org/W4296209631","https://openalex.org/W2364594919","https://openalex.org/W2122976425","https://openalex.org/W2088773039","https://openalex.org/W2284229495","https://openalex.org/W4382753160","https://openalex.org/W3125756894"],"abstract_inverted_index":{"Wireless":[0],"communication":[1,12],"occurs":[2],"through":[3],"continuous":[4],"fields,":[5],"over":[6,47],"regions":[7],"of":[8,19,45,51,57,64,68,70,92,95,98,116,144],"space.":[9],"Although":[10],"the":[11,41,71,82,90,93,96,101,112,128,142],"channel":[13],"may":[14],"be":[15,139],"modelled":[16],"in":[17,119],"terms":[18],"infinite":[20],"dimensional":[21,30,130],"vector":[22],"spaces,":[23],"it":[24],"is":[25,78,86,125,133],"paramount":[26],"to":[27,53,89,141],"develop":[28],"finite":[29,43,49],"approximations":[31],"for":[32,110,127,147],"this":[33,136],"channel.":[34],"We":[35],"extend":[36],"previous":[37],"work":[38,137],"which":[39],"examined":[40],"fundamental":[42],"dimensionality":[44,85],"fields":[46,65],"a":[48,62,107,148],"region":[50,97],"space":[52],"incorporate":[54],"restricted":[55,79],"angles":[56],"signal":[58],"arrival.":[59],"By":[60],"considering":[61],"subspace":[63],"where":[66],"direction":[67],"arrival":[69],"field":[72,84],"components,":[73],"or":[74],"source":[75],"spatial":[76],"distribution,":[77],"we":[80],"show":[81],"received":[83],"linearly":[87],"related":[88],"product":[91],"radius":[94],"interest":[99],"and":[100,114],"angular":[102],"restriction.":[103],"This":[104],"result":[105,150],"provides":[106],"rigourous":[108],"foundation":[109],"analysing":[111],"performance":[113],"capacity":[115],"MIMO":[117],"systems":[118],"non":[120],"isotropic":[121],"environments.":[122],"The":[123],"proof":[124],"presented":[126],"two":[129],"case.":[131],"It":[132],"apparent":[134],"that":[135],"can":[138],"extended":[140],"case":[143],"three":[145],"dimensions":[146],"similar":[149]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
