{"id":"https://openalex.org/W2126456637","doi":"https://doi.org/10.1109/iscas.2008.4541514","title":"Efficient design of delta operator based 2-D IIR filters using symmetrical decomposition","display_name":"Efficient design of delta operator based 2-D IIR filters using symmetrical decomposition","publication_year":2008,"publication_date":"2008-05-01","ids":{"openalex":"https://openalex.org/W2126456637","doi":"https://doi.org/10.1109/iscas.2008.4541514","mag":"2126456637"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2008.4541514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-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/A5035226954","display_name":"I\u2010Hung Khoo","orcid":"https://orcid.org/0000-0002-9585-2454"},"institutions":[{"id":"https://openalex.org/I59897056","display_name":"California State University, Long Beach","ror":"https://ror.org/0080fxk18","country_code":"US","type":"education","lineage":["https://openalex.org/I59897056"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"I-Hung Khoo","raw_affiliation_strings":["Dept. of Electrical Engineering, California State University Long Beach, U.S.A","Department of Electrical Engineering, California State University, Long Beach, Long Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, California State University Long Beach, U.S.A","institution_ids":["https://openalex.org/I59897056"]},{"raw_affiliation_string":"Department of Electrical Engineering, California State University, Long Beach, Long Beach, CA, USA","institution_ids":["https://openalex.org/I59897056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110802301","display_name":"Hari C. Reddy","orcid":null},"institutions":[{"id":"https://openalex.org/I59897056","display_name":"California State University, Long Beach","ror":"https://ror.org/0080fxk18","country_code":"US","type":"education","lineage":["https://openalex.org/I59897056"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hari C. Reddy","raw_affiliation_strings":["College of Computer Science, National Chiao-Tung University, Hsinchu City, China","Dept. of Electr. Eng., California State Univ. Long Beach, Long Beach, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science, National Chiao-Tung University, Hsinchu City, China","institution_ids":[]},{"raw_affiliation_string":"Dept. of Electr. Eng., California State Univ. Long Beach, Long Beach, CA","institution_ids":["https://openalex.org/I59897056"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078300199","display_name":"P.K. Rajan","orcid":"https://orcid.org/0000-0002-9178-3885"},"institutions":[{"id":"https://openalex.org/I63920570","display_name":"Tennessee Technological University","ror":"https://ror.org/05drmrq39","country_code":"US","type":"education","lineage":["https://openalex.org/I63920570"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"P.K. Rajan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Tennesse Technological University, Cookeville, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Tennesse Technological University, Cookeville, USA","institution_ids":["https://openalex.org/I63920570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.1579016,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"700","last_page":"703"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9997000098228455,"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":0.9993000030517578,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/infinite-impulse-response","display_name":"Infinite impulse response","score":0.7171024084091187},{"id":"https://openalex.org/keywords/delta-operator","display_name":"Delta operator","score":0.7028558254241943},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.5984432697296143},{"id":"https://openalex.org/keywords/narrowband","display_name":"Narrowband","score":0.5731617212295532},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5307517051696777},{"id":"https://openalex.org/keywords/filter-design","display_name":"Filter design","score":0.5223556756973267},{"id":"https://openalex.org/keywords/network-synthesis-filters","display_name":"Network synthesis filters","score":0.5089502334594727},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.493144690990448},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.4838465750217438},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.46046683192253113},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4431344270706177},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.4284447431564331},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4271481931209564},{"id":"https://openalex.org/keywords/finite-impulse-response","display_name":"Finite impulse response","score":0.4267013669013977},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.4231509566307068},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3545282483100891},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.34014177322387695},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.28251004219055176},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17309579253196716},{"id":"https://openalex.org/keywords/shift-operator","display_name":"Shift operator","score":0.12496992945671082},{"id":"https://openalex.org/keywords/compact-operator","display_name":"Compact operator","score":0.12165781855583191},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1059233546257019}],"concepts":[{"id":"https://openalex.org/C183816354","wikidata":"https://www.wikidata.org/wiki/Q665617","display_name":"Infinite impulse response","level":4,"score":0.7171024084091187},{"id":"https://openalex.org/C115633367","wikidata":"https://www.wikidata.org/wiki/Q5254796","display_name":"Delta operator","level":5,"score":0.7028558254241943},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5984432697296143},{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.5731617212295532},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5307517051696777},{"id":"https://openalex.org/C22597639","wikidata":"https://www.wikidata.org/wiki/Q5449227","display_name":"Filter design","level":3,"score":0.5223556756973267},{"id":"https://openalex.org/C51297928","wikidata":"https://www.wikidata.org/wiki/Q7001207","display_name":"Network synthesis filters","level":2,"score":0.5089502334594727},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.493144690990448},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.4838465750217438},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.46046683192253113},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4431344270706177},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.4284447431564331},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4271481931209564},{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.4267013669013977},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.4231509566307068},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3545282483100891},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.34014177322387695},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.28251004219055176},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17309579253196716},{"id":"https://openalex.org/C65630602","wikidata":"https://www.wikidata.org/wiki/Q2278680","display_name":"Shift operator","level":4,"score":0.12496992945671082},{"id":"https://openalex.org/C79013869","wikidata":"https://www.wikidata.org/wiki/Q1780743","display_name":"Compact operator","level":3,"score":0.12165781855583191},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1059233546257019},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"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/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2008.4541514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541514","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2020607879","https://openalex.org/W2127854117","https://openalex.org/W2136093129","https://openalex.org/W2139964148","https://openalex.org/W2145076598","https://openalex.org/W2161591975"],"related_works":["https://openalex.org/W4312785053","https://openalex.org/W2142009384","https://openalex.org/W3140661709","https://openalex.org/W2021631062","https://openalex.org/W3138047207","https://openalex.org/W2129450128","https://openalex.org/W2810377961","https://openalex.org/W1976430192","https://openalex.org/W2172024317","https://openalex.org/W2087814598"],"abstract_inverted_index":{"A":[0],"method":[1],"based":[2,44],"on":[3],"symmetrical":[4],"decomposition":[5],"is":[6,38,62],"presented":[7],"for":[8,40],"the":[9,29,41,56,60],"design":[10,45,58],"of":[11,49],"2-D":[12],"IIR":[13],"filters":[14],"through":[15],"optimization.":[16],"This":[17],"technique":[18],"allows":[19],"a":[20],"filter":[21,61],"with":[22],"non-symmetric":[23],"magnitude":[24],"specification":[25],"to":[26,46,55],"benefit":[27],"from":[28],"savings":[30],"in":[31],"parameters":[32],"provided":[33],"by":[34],"symmetry.":[35],"The":[36],"procedure":[37],"developed":[39],"delta":[42],"operator":[43],"take":[47],"advantage":[48],"its":[50],"better":[51],"coefficient":[52],"sensitivity":[53],"compared":[54],"z-domain":[57],"when":[59],"narrowband.":[63]},"counts_by_year":[{"year":2020,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
