{"id":"https://openalex.org/W1922992322","doi":"https://doi.org/10.1109/icassp.1981.1171121","title":"Implementation of two-dimensional semicausal recursive digital filters","display_name":"Implementation of two-dimensional semicausal recursive digital filters","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W1922992322","doi":"https://doi.org/10.1109/icassp.1981.1171121","mag":"1922992322"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1981.1171121","is_oa":false,"landing_page_url":"http://doi.org/10.1109/icassp.1981.1171121","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/A5111939940","display_name":"Hyokang Chang","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Hyokang Chang","raw_affiliation_strings":["ITT Advanced Technology Center, Shelton, CT#TAB#"],"affiliations":[{"raw_affiliation_string":"ITT Advanced Technology Center, Shelton, CT#TAB#","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111924253","display_name":"J.K. Aggarwal","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Aggarwal","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5111939940"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07088935,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":null,"first_page":"995","last_page":"999"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10876","display_name":"Fault Detection and Control Systems","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10876","display_name":"Fault Detection and Control Systems","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11236","display_name":"Control Systems and Identification","score":0.9933000206947327,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/computer-science","display_name":"Computer science","score":0.5896720290184021}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5896720290184021}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1981.1171121","is_oa":false,"landing_page_url":"http://doi.org/10.1109/icassp.1981.1171121","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1968553164","https://openalex.org/W2015869021","https://openalex.org/W2040612424","https://openalex.org/W2044220577","https://openalex.org/W2053863919","https://openalex.org/W2062162297","https://openalex.org/W2100038940","https://openalex.org/W2132203055","https://openalex.org/W2157192413"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2382290278","https://openalex.org/W2350741829","https://openalex.org/W2130043461","https://openalex.org/W2530322880","https://openalex.org/W1596801655"],"abstract_inverted_index":{"The":[0],"use":[1],"of":[2,15,40,49,61,72],"semicausal":[3,41,52],"or":[4,30],"half-plane":[5],"filters":[6,53],"in":[7,59],"image":[8,23,55],"processing":[9,56],"generally":[10],"requires":[11],"a":[12,46,65],"large":[13],"amount":[14],"extra":[16],"grid":[17,74],"points":[18,75],"to":[19,36,67,77],"produce":[20],"the":[21,26,37,69,79],"output":[22,80],"compared":[24],"with":[25],"case":[27],"employing":[28],"causal":[29],"quarter-plane":[31],"filters.":[32,42],"This":[33],"is":[34,57,85],"due":[35],"inherent":[38],"nature":[39],"In":[43],"this":[44],"paper,":[45],"practical":[47],"aspect":[48],"implementing":[50],"2D":[51],"for":[54],"investigated":[58],"terms":[60],"state-space":[62],"realization,":[63],"and":[64],"method":[66],"reduce":[68],"total":[70],"number":[71],"spatial":[73],"necessary":[76],"evaluate":[78],"image,":[81],"termed":[82],"simplified":[83],"implementation,":[84],"presented.":[86]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
