{"id":"https://openalex.org/W1508382700","doi":"https://doi.org/10.1109/iscas.2003.1205919","title":"Realization of high accuracy 2-D variable IIR digital filters based on the reduced-dimensional decomposition form","display_name":"Realization of high accuracy 2-D variable IIR digital filters based on the reduced-dimensional decomposition form","publication_year":2003,"publication_date":"2003-11-04","ids":{"openalex":"https://openalex.org/W1508382700","doi":"https://doi.org/10.1109/iscas.2003.1205919","mag":"1508382700"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2003.1205919","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1205919","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","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/A5028092000","display_name":"Hyun\u2010Jun Jang","orcid":"https://orcid.org/0000-0003-2906-7543"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"H.-J. Jang","raw_affiliation_strings":["Graduate School of Engineering, University of Tohoku, Sendai, Japan","Graduate Sch. of Eng., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, University of Tohoku, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Graduate Sch. of Eng., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017837826","display_name":"Masaki Kawamata","orcid":"https://orcid.org/0000-0002-2607-9672"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Kawamata","raw_affiliation_strings":["Graduate School of Engineering, University of Tohoku, Sendai, Japan","Graduate Sch. of Eng., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, University of Tohoku, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Graduate Sch. of Eng., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5028092000"],"corresponding_institution_ids":["https://openalex.org/I201537933"],"apc_list":null,"apc_paid":null,"fwci":0.2928,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.51281559,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"IV","last_page":"480"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9993000030517578,"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":0.9993000030517578,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9958999752998352,"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"}},{"id":"https://openalex.org/T11245","display_name":"Advanced Numerical Analysis Techniques","score":0.9886999726295471,"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/realization","display_name":"Realization (probability)","score":0.738288402557373},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.6871596574783325},{"id":"https://openalex.org/keywords/cascade","display_name":"Cascade","score":0.6314036846160889},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.6216579675674438},{"id":"https://openalex.org/keywords/infinite-impulse-response","display_name":"Infinite impulse response","score":0.6015617847442627},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5296974778175354},{"id":"https://openalex.org/keywords/2d-filters","display_name":"2D Filters","score":0.5046621561050415},{"id":"https://openalex.org/keywords/variable-coefficient","display_name":"Variable coefficient","score":0.5029570460319519},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.49733713269233704},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.49349701404571533},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4783422648906708},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4440712630748749},{"id":"https://openalex.org/keywords/finite-impulse-response","display_name":"Finite impulse response","score":0.418110728263855},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3917851746082306},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.1335890293121338},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13224202394485474},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10996890068054199},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.05872267484664917},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.0546397864818573}],"concepts":[{"id":"https://openalex.org/C2781089630","wikidata":"https://www.wikidata.org/wiki/Q21856745","display_name":"Realization (probability)","level":2,"score":0.738288402557373},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.6871596574783325},{"id":"https://openalex.org/C34146451","wikidata":"https://www.wikidata.org/wiki/Q5048094","display_name":"Cascade","level":2,"score":0.6314036846160889},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.6216579675674438},{"id":"https://openalex.org/C183816354","wikidata":"https://www.wikidata.org/wiki/Q665617","display_name":"Infinite impulse response","level":4,"score":0.6015617847442627},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5296974778175354},{"id":"https://openalex.org/C100106864","wikidata":"https://www.wikidata.org/wiki/Q16001029","display_name":"2D Filters","level":5,"score":0.5046621561050415},{"id":"https://openalex.org/C3018795394","wikidata":"https://www.wikidata.org/wiki/Q465274","display_name":"Variable coefficient","level":2,"score":0.5029570460319519},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.49733713269233704},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.49349701404571533},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4783422648906708},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4440712630748749},{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.418110728263855},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3917851746082306},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.1335890293121338},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13224202394485474},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10996890068054199},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.05872267484664917},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0546397864818573},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","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/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2003.1205919","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1205919","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","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":15,"referenced_works":["https://openalex.org/W264820657","https://openalex.org/W422499903","https://openalex.org/W1482609703","https://openalex.org/W1596659445","https://openalex.org/W2021483430","https://openalex.org/W2073347271","https://openalex.org/W2106336817","https://openalex.org/W2117036282","https://openalex.org/W2165570170","https://openalex.org/W2798969514","https://openalex.org/W4246441476","https://openalex.org/W6609790602","https://openalex.org/W6614584511","https://openalex.org/W6628983009","https://openalex.org/W6635519881"],"related_works":["https://openalex.org/W2142009384","https://openalex.org/W2810377961","https://openalex.org/W2792998903","https://openalex.org/W1511779429","https://openalex.org/W762710671","https://openalex.org/W4313296775","https://openalex.org/W3208746183","https://openalex.org/W2154498341","https://openalex.org/W2067519269","https://openalex.org/W2031892245"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,26],"realization":[4],"method":[5,19],"of":[6,29,38,46,53,62,72],"high":[7,91],"accuracy":[8,40,74,94],"2-D":[9,30,86],"variable":[10,31,47,66,87],"IIR":[11],"digital":[12,32,88],"filters":[13,33],"with":[14],"real":[15],"coefficients.":[16,48],"The":[17],"proposed":[18,85],"uses":[20],"the":[21,36,43,50,54,70,84,100],"reduced-dimensional":[22],"decomposition":[23],"form":[24],"as":[25,59],"prototype":[27,55],"structure":[28],"to":[34,42,68,76],"suppress":[35,69],"degradation":[37,71],"tuning":[39,73,93],"due":[41,75],"linear":[44,101],"approximation":[45],"Furthermore,":[49],"1-D":[51],"subfilters":[52],"filter":[56,89],"are":[57],"realized":[58],"cascade":[60],"connections":[61],"low":[63],"sensitivity":[64],"second-order":[65],"sections":[67],"finite":[77,96],"coefficient":[78,97],"wordlength.":[79],"Numerical":[80],"examples":[81],"show":[82],"that":[83],"has":[90],"frequency":[92],"under":[95],"wordlength":[98],"and":[99],"approximation.":[102]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
