{"id":"https://openalex.org/W2033923463","doi":"https://doi.org/10.1109/glocom.2013.6831224","title":"Exploiting hidden block sparsity: Interdependent matching pursuit for cyclic feature detection","display_name":"Exploiting hidden block sparsity: Interdependent matching pursuit for cyclic feature detection","publication_year":2013,"publication_date":"2013-12-01","ids":{"openalex":"https://openalex.org/W2033923463","doi":"https://doi.org/10.1109/glocom.2013.6831224","mag":"2033923463"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2013.6831224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.repository.cam.ac.uk/bitstreams/216818b5-68b2-4fa8-9164-d7c4fda23aa8/download","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001995018","display_name":"Yu Wang","orcid":"https://orcid.org/0000-0003-4635-7059"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Yu Wang","raw_affiliation_strings":["Computer Laboratory, University of Cambridge, UK","Computer Laboratory , University of Cambridge , UK"],"affiliations":[{"raw_affiliation_string":"Computer Laboratory, University of Cambridge, UK","institution_ids":["https://openalex.org/I241749"]},{"raw_affiliation_string":"Computer Laboratory , University of Cambridge , UK","institution_ids":["https://openalex.org/I241749"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100344294","display_name":"Wei Chen","orcid":"https://orcid.org/0000-0001-5090-9915"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Chen","raw_affiliation_strings":["State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, China","[State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, 100044, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, China","institution_ids":["https://openalex.org/I21193070"]},{"raw_affiliation_string":"[State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, 100044, China]","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079659442","display_name":"Ian Wassell","orcid":"https://orcid.org/0000-0001-7927-5565"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Ian J. Wassell","raw_affiliation_strings":["Computer Laboratory, University of Cambridge, UK","Computer Laboratory , University of Cambridge , UK"],"affiliations":[{"raw_affiliation_string":"Computer Laboratory, University of Cambridge, UK","institution_ids":["https://openalex.org/I241749"]},{"raw_affiliation_string":"Computer Laboratory , University of Cambridge , UK","institution_ids":["https://openalex.org/I241749"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5001995018"],"corresponding_institution_ids":["https://openalex.org/I241749"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09998765,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"53","issue":null,"first_page":"1119","last_page":"1124"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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"}},{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/matching-pursuit","display_name":"Matching pursuit","score":0.9132771492004395},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.6893431544303894},{"id":"https://openalex.org/keywords/greedy-algorithm","display_name":"Greedy algorithm","score":0.6188411712646484},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6109962463378906},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5976635813713074},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5749047994613647},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5053589940071106},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.4670146107673645},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.44855576753616333},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4360201954841614},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40992119908332825},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2576238811016083},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.08952775597572327}],"concepts":[{"id":"https://openalex.org/C156872377","wikidata":"https://www.wikidata.org/wiki/Q6786281","display_name":"Matching pursuit","level":3,"score":0.9132771492004395},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.6893431544303894},{"id":"https://openalex.org/C51823790","wikidata":"https://www.wikidata.org/wiki/Q504353","display_name":"Greedy algorithm","level":2,"score":0.6188411712646484},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6109962463378906},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5976635813713074},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5749047994613647},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5053589940071106},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.4670146107673645},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.44855576753616333},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4360201954841614},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40992119908332825},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2576238811016083},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.08952775597572327},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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":2,"locations":[{"id":"doi:10.1109/glocom.2013.6831224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},{"id":"pmh:oai:www.repository.cam.ac.uk:1810/251287","is_oa":true,"landing_page_url":"https://www.repository.cam.ac.uk/handle/1810/251287","pdf_url":"https://www.repository.cam.ac.uk/bitstreams/216818b5-68b2-4fa8-9164-d7c4fda23aa8/download","source":{"id":"https://openalex.org/S4306401777","display_name":"Apollo (University of Cambridge)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I241749","host_organization_name":"University of Cambridge","host_organization_lineage":["https://openalex.org/I241749"],"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 Object"}],"best_oa_location":{"id":"pmh:oai:www.repository.cam.ac.uk:1810/251287","is_oa":true,"landing_page_url":"https://www.repository.cam.ac.uk/handle/1810/251287","pdf_url":"https://www.repository.cam.ac.uk/bitstreams/216818b5-68b2-4fa8-9164-d7c4fda23aa8/download","source":{"id":"https://openalex.org/S4306401777","display_name":"Apollo (University of Cambridge)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I241749","host_organization_name":"University of Cambridge","host_organization_lineage":["https://openalex.org/I241749"],"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 Object"},"sustainable_development_goals":[{"score":0.8100000023841858,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G4808689203","display_name":null,"funder_award_id":"EP/K033700/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2033923463.pdf","grobid_xml":"https://content.openalex.org/works/W2033923463.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1992316120","https://openalex.org/W2012864021","https://openalex.org/W2072987322","https://openalex.org/W2074258948","https://openalex.org/W2074664043","https://openalex.org/W2092431085","https://openalex.org/W2114552444","https://openalex.org/W2125680629","https://openalex.org/W2127271355","https://openalex.org/W2135780853","https://openalex.org/W2148527554","https://openalex.org/W2149255982","https://openalex.org/W2289917018","https://openalex.org/W3125735862","https://openalex.org/W3144149715","https://openalex.org/W4254397870"],"related_works":["https://openalex.org/W2098521117","https://openalex.org/W2465351041","https://openalex.org/W4385694579","https://openalex.org/W2340242818","https://openalex.org/W4300881421","https://openalex.org/W2103001330","https://openalex.org/W4319793311","https://openalex.org/W2241396314","https://openalex.org/W3015194228","https://openalex.org/W2381127329"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"a":[5,26,37,81],"novel":[6,38],"Compressive":[7],"Sensing":[8],"(CS)-enhanced":[9],"spectrum":[10,61,83],"sensing":[11],"approach":[12],"for":[13],"Cognitive":[14],"Radio":[15],"(CR)":[16],"systems.":[17],"The":[18],"new":[19,34],"framework":[20,35],"enables":[21],"cyclic":[22,60],"feature":[23],"detection":[24],"with":[25,36,74,77],"significantly":[27],"reduced":[28],"sampling":[29],"rate.":[30],"We":[31],"associate":[32],"the":[33,49,55,59,67],"model-based":[39],"greedy":[40],"reconstruction":[41,84],"algorithm:":[42],"interdependent":[43],"matching":[44],"pursuit":[45],"(IMP).":[46],"For":[47],"IMP,":[48],"hidden":[50],"block":[51],"sparsity":[52],"owing":[53],"to":[54],"symmetry":[56],"present":[57],"in":[58],"is":[62,86],"exploited":[63],"which":[64],"effectively":[65],"reduces":[66],"degree":[68],"of":[69,71],"freedom":[70],"problem.":[72],"Compared":[73],"conventional":[75],"CS":[76],"independent":[78],"support":[79],"selection,":[80],"remarkable":[82],"improvement":[85],"achieved":[87],"by":[88],"IMP.":[89]},"counts_by_year":[],"updated_date":"2026-03-10T16:38:18.471706","created_date":"2025-10-10T00:00:00"}