{"id":"https://openalex.org/W2097724089","doi":"https://doi.org/10.1186/1687-1499-2012-72","title":"Sparsening filter design for iterative soft-input soft-output detectors","display_name":"Sparsening filter design for iterative soft-input soft-output detectors","publication_year":2012,"publication_date":"2012-02-29","ids":{"openalex":"https://openalex.org/W2097724089","doi":"https://doi.org/10.1186/1687-1499-2012-72","mag":"2097724089"},"language":"en","primary_location":{"id":"doi:10.1186/1687-1499-2012-72","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2012-72","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2012-72","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2012-72","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5077040023","display_name":"Raquel G. Machado","orcid":null},"institutions":[{"id":"https://openalex.org/I107077323","display_name":"Worcester Polytechnic Institute","ror":"https://ror.org/05ejpqr48","country_code":"US","type":"education","lineage":["https://openalex.org/I107077323"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Raquel G Machado","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, 100 Institute Rd, Worcester, MA, 01609, USA","Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, Worcester, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, 100 Institute Rd, Worcester, MA, 01609, USA","institution_ids":["https://openalex.org/I107077323"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, Worcester, USA","institution_ids":["https://openalex.org/I107077323"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036731445","display_name":"Andrew G. Klein","orcid":"https://orcid.org/0000-0002-6464-9269"},"institutions":[{"id":"https://openalex.org/I107077323","display_name":"Worcester Polytechnic Institute","ror":"https://ror.org/05ejpqr48","country_code":"US","type":"education","lineage":["https://openalex.org/I107077323"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andrew G Klein","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, 100 Institute Rd, Worcester, MA, 01609, USA","Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, Worcester, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, 100 Institute Rd, Worcester, MA, 01609, USA","institution_ids":["https://openalex.org/I107077323"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Worcester Polytechnic Institute, Worcester, USA","institution_ids":["https://openalex.org/I107077323"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035668453","display_name":"Richard K. Martin","orcid":"https://orcid.org/0000-0003-1104-0414"},"institutions":[{"id":"https://openalex.org/I55061410","display_name":"U.S. Air Force Institute of Technology","ror":"https://ror.org/03f9f1d95","country_code":"US","type":"education","lineage":["https://openalex.org/I1294991024","https://openalex.org/I1330347796","https://openalex.org/I1330347796","https://openalex.org/I2802362820","https://openalex.org/I4210089612","https://openalex.org/I4210102105","https://openalex.org/I4210102105","https://openalex.org/I55061410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Richard K Martin","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Air Force Institute of Technology (AFIT), Wright-Patterson AFB, OH, USA","Department of Electrical and Computer Engineering, Air Force Institute of Technology (AFIT), Wright-Patterson AFB, , USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Air Force Institute of Technology (AFIT), Wright-Patterson AFB, OH, USA","institution_ids":["https://openalex.org/I55061410"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Air Force Institute of Technology (AFIT), Wright-Patterson AFB, , USA","institution_ids":["https://openalex.org/I55061410"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5077040023"],"corresponding_institution_ids":["https://openalex.org/I107077323"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":0.7365,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.75328826,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"2012","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T11321","display_name":"Error Correcting Code Techniques","score":0.9997000098228455,"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":0.9991000294685364,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8486039042472839},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.7319307327270508},{"id":"https://openalex.org/keywords/maximum-a-posteriori-estimation","display_name":"Maximum a posteriori estimation","score":0.6631324887275696},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6098480224609375},{"id":"https://openalex.org/keywords/viterbi-algorithm","display_name":"Viterbi algorithm","score":0.5928424596786499},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5001018047332764},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.49061527848243713},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.4744735062122345},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4595246911048889},{"id":"https://openalex.org/keywords/viterbi-decoder","display_name":"Viterbi decoder","score":0.4357434809207916},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2659268379211426},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24179786443710327},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.21139425039291382},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.11386311054229736},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11384949088096619},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07823136448860168}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8486039042472839},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.7319307327270508},{"id":"https://openalex.org/C9810830","wikidata":"https://www.wikidata.org/wiki/Q635384","display_name":"Maximum a posteriori estimation","level":3,"score":0.6631324887275696},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6098480224609375},{"id":"https://openalex.org/C60582962","wikidata":"https://www.wikidata.org/wiki/Q83886","display_name":"Viterbi algorithm","level":3,"score":0.5928424596786499},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5001018047332764},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.49061527848243713},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.4744735062122345},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4595246911048889},{"id":"https://openalex.org/C117379686","wikidata":"https://www.wikidata.org/wiki/Q6996459","display_name":"Viterbi decoder","level":3,"score":0.4357434809207916},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2659268379211426},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24179786443710327},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.21139425039291382},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.11386311054229736},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11384949088096619},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07823136448860168},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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":1,"locations":[{"id":"doi:10.1186/1687-1499-2012-72","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2012-72","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2012-72","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1186/1687-1499-2012-72","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2012-72","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2012-72","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.4300000071525574}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306078","display_name":"U.S. Department of Defense","ror":"https://ror.org/0447fe631"},{"id":"https://openalex.org/F4320332467","display_name":"U.S. Air Force","ror":"https://ror.org/006gmme17"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2097724089.pdf","grobid_xml":"https://content.openalex.org/works/W2097724089.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W2006356104","https://openalex.org/W2023146061","https://openalex.org/W2024991751","https://openalex.org/W2034857848","https://openalex.org/W2083881824","https://openalex.org/W2112742158","https://openalex.org/W2125299530","https://openalex.org/W2132058355","https://openalex.org/W2134974549","https://openalex.org/W2137358528","https://openalex.org/W2140855967","https://openalex.org/W2140975119","https://openalex.org/W2145296384","https://openalex.org/W2155875297","https://openalex.org/W2158514560","https://openalex.org/W2159734194","https://openalex.org/W2162789492","https://openalex.org/W2798909945"],"related_works":["https://openalex.org/W2102309991","https://openalex.org/W1795315578","https://openalex.org/W2373954783","https://openalex.org/W2133857928","https://openalex.org/W2535886977","https://openalex.org/W2143297499","https://openalex.org/W2356694334","https://openalex.org/W2991144886","https://openalex.org/W4232476001","https://openalex.org/W2367491988"],"abstract_inverted_index":{"A":[0],"large":[1],"body":[2],"of":[3,9,28,40,49,73,106,118,127],"research":[4],"exists":[5],"around":[6],"the":[7,19,38,66,103,114,125,128,135],"idea":[8,32],"channel":[10,21,50,68],"shortening,":[11],"where":[12],"a":[13,47,60,70,90],"prefilter":[14,61],"is":[15,62],"designed":[16,63],"to":[17,24,36,64,69,80,112,124],"reduce":[18,37,65],"effective":[20,67],"impulse":[22],"response":[23],"some":[25],"smaller":[26],"number":[27,72],"contiguous":[29],"taps.":[30],"This":[31],"was":[33],"originally":[34],"conceived":[35],"complexity":[39,96],"Viterbi-based":[41],"maximum-likelihood":[42],"equalizers.":[43],"Here,":[44],"we":[45,53],"consider":[46],"generalization":[48],"shortening":[51],"which":[52,76],"term":[54],"\"channel":[55],"sparsening\".":[56],"In":[57],"this":[58],"case,":[59],"small":[71],"nonzero":[74],"taps":[75],"do":[77],"not":[78],"need":[79],"be":[81,99],"contiguous.":[82],"When":[83],"used":[84],"in":[85],"combination":[86],"with":[87],"belief-propagation-based":[88],"maximum":[89],"posteriori":[91],"(MAP)":[92],"detectors,":[93],"an":[94],"analogous":[95],"reduction":[97],"can":[98],"realized.":[100],"We":[101,121],"address":[102],"design":[104],"aspects":[105],"sparsening":[107,129],"filters,":[108],"including":[109],"several":[110],"approaches":[111],"minimize":[113],"bit":[115],"error":[116],"rate":[117],"MAP":[119],"detectors.":[120],"devote":[122],"attention":[123],"interaction":[126],"filter":[130],"and":[131,133],"detector,":[132],"demonstrate":[134],"performance":[136],"gains":[137],"through":[138],"simulation.":[139]},"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}