{"id":"https://openalex.org/W1832337409","doi":"https://doi.org/10.1109/icassp.1981.1171212","title":"2-D direct form, recursive filter design with magnitude and phase specifications","display_name":"2-D direct form, recursive filter design with magnitude and phase specifications","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W1832337409","doi":"https://doi.org/10.1109/icassp.1981.1171212","mag":"1832337409"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1981.1171212","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1981.1171212","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '81. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5109049985","display_name":"J. Woods","orcid":null},"institutions":[{"id":"https://openalex.org/I165799507","display_name":"Rensselaer Polytechnic Institute","ror":"https://ror.org/01rtyzb94","country_code":"US","type":"education","lineage":["https://openalex.org/I165799507"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"J. Woods","raw_affiliation_strings":["Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA"],"affiliations":[{"raw_affiliation_string":"Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA","institution_ids":["https://openalex.org/I165799507"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033957748","display_name":"I. Paul","orcid":null},"institutions":[{"id":"https://openalex.org/I165799507","display_name":"Rensselaer Polytechnic Institute","ror":"https://ror.org/01rtyzb94","country_code":"US","type":"education","lineage":["https://openalex.org/I165799507"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"I. Paul","raw_affiliation_strings":["Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA"],"affiliations":[{"raw_affiliation_string":"Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA","institution_ids":["https://openalex.org/I165799507"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041227397","display_name":"N. Sangal","orcid":null},"institutions":[{"id":"https://openalex.org/I165799507","display_name":"Rensselaer Polytechnic Institute","ror":"https://ror.org/01rtyzb94","country_code":"US","type":"education","lineage":["https://openalex.org/I165799507"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"N. Sangal","raw_affiliation_strings":["Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA"],"affiliations":[{"raw_affiliation_string":"Electrical, Computer, and Systems Engineering Department, Rensselaer Polytechnic Institute, Troy, NY, USA","institution_ids":["https://openalex.org/I165799507"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5109049985"],"corresponding_institution_ids":["https://openalex.org/I165799507"],"apc_list":null,"apc_paid":null,"fwci":0.9538,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.73973238,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","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":0.9983000159263611,"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":0.9983000159263611,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9939000010490417,"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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9918000102043152,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/factorization","display_name":"Factorization","score":0.5991042852401733},{"id":"https://openalex.org/keywords/magnitude","display_name":"Magnitude (astronomy)","score":0.5744560956954956},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.5634081959724426},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.5379598140716553},{"id":"https://openalex.org/keywords/linear-phase","display_name":"Linear phase","score":0.5285980701446533},{"id":"https://openalex.org/keywords/wiener-filter","display_name":"Wiener filter","score":0.4922389090061188},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.48914197087287903},{"id":"https://openalex.org/keywords/ideal","display_name":"Ideal (ethics)","score":0.48412737250328064},{"id":"https://openalex.org/keywords/m-derived-filter","display_name":"m-derived filter","score":0.4833535850048065},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.48325997591018677},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.4689452350139618},{"id":"https://openalex.org/keywords/plane","display_name":"Plane (geometry)","score":0.4617061913013458},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.4571528136730194},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4531261920928955},{"id":"https://openalex.org/keywords/linear-filter","display_name":"Linear filter","score":0.44383981823921204},{"id":"https://openalex.org/keywords/phase-response","display_name":"Phase response","score":0.4410959780216217},{"id":"https://openalex.org/keywords/network-synthesis-filters","display_name":"Network synthesis filters","score":0.43665534257888794},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.43014946579933167},{"id":"https://openalex.org/keywords/phase-plane","display_name":"Phase plane","score":0.4125969707965851},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40952956676483154},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40253615379333496},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.23141860961914062},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14222222566604614},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12465468049049377},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10650172829627991},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.09319230914115906}],"concepts":[{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.5991042852401733},{"id":"https://openalex.org/C126691448","wikidata":"https://www.wikidata.org/wiki/Q2028919","display_name":"Magnitude (astronomy)","level":2,"score":0.5744560956954956},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.5634081959724426},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5379598140716553},{"id":"https://openalex.org/C20610874","wikidata":"https://www.wikidata.org/wiki/Q512136","display_name":"Linear phase","level":3,"score":0.5285980701446533},{"id":"https://openalex.org/C18537770","wikidata":"https://www.wikidata.org/wiki/Q25523","display_name":"Wiener filter","level":2,"score":0.4922389090061188},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.48914197087287903},{"id":"https://openalex.org/C2776639384","wikidata":"https://www.wikidata.org/wiki/Q840396","display_name":"Ideal (ethics)","level":2,"score":0.48412737250328064},{"id":"https://openalex.org/C156930551","wikidata":"https://www.wikidata.org/wiki/Q17102852","display_name":"m-derived filter","level":4,"score":0.4833535850048065},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.48325997591018677},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.4689452350139618},{"id":"https://openalex.org/C17825722","wikidata":"https://www.wikidata.org/wiki/Q17285","display_name":"Plane (geometry)","level":2,"score":0.4617061913013458},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.4571528136730194},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4531261920928955},{"id":"https://openalex.org/C139722471","wikidata":"https://www.wikidata.org/wiki/Q2619517","display_name":"Linear filter","level":3,"score":0.44383981823921204},{"id":"https://openalex.org/C54767332","wikidata":"https://www.wikidata.org/wiki/Q1751572","display_name":"Phase response","level":3,"score":0.4410959780216217},{"id":"https://openalex.org/C51297928","wikidata":"https://www.wikidata.org/wiki/Q7001207","display_name":"Network synthesis filters","level":2,"score":0.43665534257888794},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.43014946579933167},{"id":"https://openalex.org/C157626765","wikidata":"https://www.wikidata.org/wiki/Q2088081","display_name":"Phase plane","level":3,"score":0.4125969707965851},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40952956676483154},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40253615379333496},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.23141860961914062},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14222222566604614},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12465468049049377},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10650172829627991},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.09319230914115906},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.0},{"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1981.1171212","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1981.1171212","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '81. IEEE International Conference on Acoustics, Speech, and Signal Processing","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":3,"referenced_works":["https://openalex.org/W1995638008","https://openalex.org/W2040612424","https://openalex.org/W2085203436"],"related_works":["https://openalex.org/W2376098238","https://openalex.org/W4388483162","https://openalex.org/W2167000434","https://openalex.org/W1497491000","https://openalex.org/W2071022498","https://openalex.org/W2537670555","https://openalex.org/W2100459474","https://openalex.org/W1968828827","https://openalex.org/W2016988675","https://openalex.org/W3140964447"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3],"extension":[4],"of":[5,29],"the":[6,44],"spectral":[7],"factorization":[8],"based":[9],"optimization":[10],"method":[11],"to":[12],"approximate":[13],"both":[14],"magnitude":[15],"and":[16,36],"phase":[17,34,53],"specifications":[18],"for":[19],"2-D,":[20],"recursive,":[21],"direct-form,":[22],"nonsymmetric":[23,45],"half-plane":[24,46],"filters.":[25],"Examples":[26],"are":[27],"presented":[28],"filters":[30,38,49],"approximating":[31],"ideal":[32],"linear":[33],"lowpass":[35],"fan":[37],"as":[39,41],"well":[40],"causal":[42],"(in":[43],"sense)":[47],"Wiener":[48],"which":[50],"have":[51],"non-linear":[52],"characteristics.":[54]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}