{"id":"https://openalex.org/W1981603305","doi":"https://doi.org/10.1109/iccs.2012.6406187","title":"A low-complexity spectrum sensing technique for cognitive radios based on correlation of intra-segment decimated vectors","display_name":"A low-complexity spectrum sensing technique for cognitive radios based on correlation of intra-segment decimated vectors","publication_year":2012,"publication_date":"2012-11-01","ids":{"openalex":"https://openalex.org/W1981603305","doi":"https://doi.org/10.1109/iccs.2012.6406187","mag":"1981603305"},"language":"en","primary_location":{"id":"doi:10.1109/iccs.2012.6406187","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2012.6406187","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communication Systems (ICCS)","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/A5009984967","display_name":"Syed Naveen Altaf Ahmed","orcid":null},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Syed Naveen Altaf Ahmed","raw_affiliation_strings":["Embedded System Department, Institute for Infocomm Research, Singapore","Embedded System Department, Institute for Infocomm Research, Singapore - 138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Embedded System Department, Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Embedded System Department, Institute for Infocomm Research, Singapore - 138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025809855","display_name":"Pramod Kumar Meher","orcid":"https://orcid.org/0000-0003-0992-1159"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Pramod Kumar Meher","raw_affiliation_strings":["Embedded System Department, Institute for Infocomm Research, Singapore","Embedded System Department, Institute for Infocomm Research, Singapore - 138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Embedded System Department, Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Embedded System Department, Institute for Infocomm Research, Singapore - 138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042105714","display_name":"A. P. Vinod","orcid":"https://orcid.org/0000-0001-9408-1275"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"A. P. Vinod","raw_affiliation_strings":["School of Computer Engineering, Nanyang Technological University, Singapore","School of Computer Engineering, Nanyang Technological University, Singapore, 639798"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of Computer Engineering, Nanyang Technological University, Singapore, 639798","institution_ids":["https://openalex.org/I172675005"]}]}],"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":3,"citation_normalized_percentile":{"value":0.0729151,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"443","last_page":"447"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","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/T11447","display_name":"Blind Source Separation Techniques","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.7168169617652893},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.7060861587524414},{"id":"https://openalex.org/keywords/autocorrelation","display_name":"Autocorrelation","score":0.6738981008529663},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6016525030136108},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.592887818813324},{"id":"https://openalex.org/keywords/decimation","display_name":"Decimation","score":0.4759097695350647},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.44980186223983765},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.4441913366317749},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.41591694951057434},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4025854468345642},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3752625584602356},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.34921059012413025},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.19602656364440918},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19537243247032166},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1904584765434265},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09745737910270691},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.09113690257072449},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08108142018318176},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.080624520778656}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7168169617652893},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7060861587524414},{"id":"https://openalex.org/C5297727","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation","level":2,"score":0.6738981008529663},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6016525030136108},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.592887818813324},{"id":"https://openalex.org/C173642442","wikidata":"https://www.wikidata.org/wiki/Q1253346","display_name":"Decimation","level":3,"score":0.4759097695350647},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.44980186223983765},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.4441913366317749},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.41591694951057434},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4025854468345642},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3752625584602356},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.34921059012413025},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.19602656364440918},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19537243247032166},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1904584765434265},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09745737910270691},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.09113690257072449},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08108142018318176},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.080624520778656},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/iccs.2012.6406187","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2012.6406187","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communication Systems (ICCS)","raw_type":"proceedings-article"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/97713","is_oa":false,"landing_page_url":"http://hdl.handle.net/10220/11943","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference Paper"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-106619","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-106619","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"},{"id":"pmh:oai:repository.ust.hk:1783.1-106619","is_oa":false,"landing_page_url":"http://lbdiscover.ust.hk/uresolver?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rfr_id=info:sid/HKUST:SPI&rft.genre=article&rft.issn=&rft.volume=&rft.issue=&rft.date=2012&rft.spage=443&rft.aulast=Altaf+Ahmed&rft.aufirst=&rft.atitle=A+low-complexity+spectrum+sensing+technique+for+cognitive+radios+based+on+correlation+of+intra-segment+decimated+vectors&rft.title=2012+IEEE+International+Conference+on+Communication+Systems%2C+ICCS+2012","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8600000143051147}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W2021800687","https://openalex.org/W2028008313","https://openalex.org/W2061992737","https://openalex.org/W2099864321","https://openalex.org/W2105855257","https://openalex.org/W2107300868","https://openalex.org/W2110907004","https://openalex.org/W2113173167","https://openalex.org/W2119137700","https://openalex.org/W2120031724","https://openalex.org/W2136129190","https://openalex.org/W2136816673","https://openalex.org/W2144031345","https://openalex.org/W2149255982","https://openalex.org/W2155999145","https://openalex.org/W2168746287","https://openalex.org/W2171046349","https://openalex.org/W2544603002","https://openalex.org/W6680249650","https://openalex.org/W6681282138"],"related_works":["https://openalex.org/W2340678901","https://openalex.org/W3029686646","https://openalex.org/W1513711368","https://openalex.org/W1526941731","https://openalex.org/W2081696344","https://openalex.org/W1524890377","https://openalex.org/W2355495591","https://openalex.org/W1972681291","https://openalex.org/W2384472869","https://openalex.org/W2548828344"],"abstract_inverted_index":{"Efficient":[0],"spectrum":[1,11,17,81],"sensing":[2,18,49,58,71,82],"plays":[3],"a":[4,78,100,148,193],"vital":[5],"role":[6],"in":[7,35],"opportunistic":[8],"and":[9,26,103,108,144,152,158,171],"dynamic":[10],"access":[12],"for":[13,46],"cognitive":[14],"radios.":[15],"Several":[16],"algorithms":[19,40],"based":[20,28,84,224],"on":[21,85],"energy":[22],"detection,":[23],"matched":[24],"filtering":[25],"autocorrelation":[27],"feature":[29],"detection":[30,177],"have":[31,43,134],"therefore":[32],"been":[33,135],"proposed":[34,132,141,176,182,202],"the":[36,123,126,131,140,175,181,190,198,201,209,218,221],"literature.":[37],"All":[38],"these":[39],"tend":[41],"to":[42,66,94,121,138,167,173,186,188],"higher":[44,53],"complexity":[45,69,199,210],"achieving":[47],"better":[48],"performance,":[50],"which":[51],"requires":[52],"computing":[54],"power":[55],"and/or":[56],"more":[57],"time.":[59],"Moreover":[60],"they":[61],"are":[62,106,119,165],"not":[63],"flexible":[64],"enough":[65],"dynamically":[67],"trade":[68],"with":[70],"performance.":[72],"In":[73],"this":[74],"paper,":[75],"we":[76],"present":[77],"novel":[79],"low-complexity":[80],"technique":[83,133],"correlation":[86,223],"of":[87,116,125,130,192,200,208,217,220],"intra-segment":[88],"decimated":[89,109],"vectors.":[90],"The":[91,114],"primary":[92],"signal":[93,146,157,164,194],"be":[95],"detected":[96],"is":[97,184,204],"sampled":[98],"at":[99,147],"particular":[101],"frequency,":[102,170],"digitized":[104],"samples":[105],"segmented":[107],"by":[110],"suitable":[111],"decimation":[112],"index.":[113],"means":[115],"resulting":[117],"vectors":[118],"correlated":[120],"detect":[122,189],"presence":[124,191],"signal.":[127],"MATLAB":[128],"simulations":[129],"carried":[136],"out":[137],"validate":[139,174],"technique.":[142,178,225],"Single-tone":[143],"Multi-tone":[145],"25MHz":[149,168],"IF":[150,169],"frequency":[151],"ATSC":[153],"DTV":[154],"(in":[155,162],"UHF)":[156],"PAL-B":[159],"Analog":[160],"TV":[161],"VHF)":[163],"down-converted":[166],"used":[172],"Not":[179],"only":[180,205],"scheme":[183,203],"found":[185],"able":[187],"effectively,":[195],"but":[196],"also":[197],"nearly":[206],"1/10th":[207],"(for":[211],"vector":[212],"length":[213],"n":[214],"=":[215],"10)":[216],"simplest":[219],"existing":[222]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2016-06-24T00:00:00"}
