{"id":"https://openalex.org/W2048468232","doi":"https://doi.org/10.1109/icassp.1991.150976","title":"A modified Lempel-Ziv algorithm and its application to image compaction","display_name":"A modified Lempel-Ziv algorithm and its application to image compaction","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W2048468232","doi":"https://doi.org/10.1109/icassp.1991.150976","mag":"2048468232"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1991.150976","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1991.150976","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[Proceedings] ICASSP 91: 1991 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/A5037771665","display_name":"Weiler A. Finamore","orcid":"https://orcid.org/0000-0002-8963-7117"},"institutions":[{"id":"https://openalex.org/I4210113516","display_name":"IBM Research - Brazil","ror":"https://ror.org/01fxqdx25","country_code":"BR","type":"facility","lineage":["https://openalex.org/I1341412227","https://openalex.org/I4210113516","https://openalex.org/I4210114115"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"W.A. Finamore","raw_affiliation_strings":["Rio Scientific Center, IBM Brazil, Rio de Janeiro, Brazil","Rio Sci. Center, IBM Brasil, Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rio Scientific Center, IBM Brazil, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I4210113516"]},{"raw_affiliation_string":"Rio Sci. Center, IBM Brasil, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I4210113516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019327109","display_name":"Paulo Roberto Rosa Lopes Nunes","orcid":null},"institutions":[{"id":"https://openalex.org/I4210113516","display_name":"IBM Research - Brazil","ror":"https://ror.org/01fxqdx25","country_code":"BR","type":"facility","lineage":["https://openalex.org/I1341412227","https://openalex.org/I4210113516","https://openalex.org/I4210114115"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"P.R.R.L. Nunes","raw_affiliation_strings":["Rio Scientific Center, IBM Brazil, Rio de Janeiro, Brazil","Rio Sci. Center, IBM Brasil, Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rio Scientific Center, IBM Brazil, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I4210113516"]},{"raw_affiliation_string":"Rio Sci. Center, IBM Brasil, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I4210113516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210113516"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.16164673,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2769","last_page":"2772 vol.4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9998999834060669,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.987500011920929,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9861999750137329,"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/compaction","display_name":"Compaction","score":0.837496817111969},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6051962375640869},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5619640350341797},{"id":"https://openalex.org/keywords/alphabet","display_name":"Alphabet","score":0.5210965871810913},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5091864466667175},{"id":"https://openalex.org/keywords/independence","display_name":"Independence (probability theory)","score":0.47074657678604126},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4615478813648224},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.42486053705215454},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.34075677394866943},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3211509585380554},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2619243562221527},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1521928608417511},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14710792899131775},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.1120789647102356}],"concepts":[{"id":"https://openalex.org/C196715460","wikidata":"https://www.wikidata.org/wiki/Q1414356","display_name":"Compaction","level":2,"score":0.837496817111969},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6051962375640869},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5619640350341797},{"id":"https://openalex.org/C112876837","wikidata":"https://www.wikidata.org/wiki/Q837518","display_name":"Alphabet","level":2,"score":0.5210965871810913},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5091864466667175},{"id":"https://openalex.org/C35651441","wikidata":"https://www.wikidata.org/wiki/Q625303","display_name":"Independence (probability theory)","level":2,"score":0.47074657678604126},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4615478813648224},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.42486053705215454},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.34075677394866943},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3211509585380554},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2619243562221527},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1521928608417511},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14710792899131775},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.1120789647102356},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1991.150976","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1991.150976","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[Proceedings] ICASSP 91: 1991 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":3,"referenced_works":["https://openalex.org/W1990653637","https://openalex.org/W2057754290","https://openalex.org/W2122962290"],"related_works":["https://openalex.org/W3013719031","https://openalex.org/W3140187064","https://openalex.org/W2028550458","https://openalex.org/W2378755530","https://openalex.org/W585895904","https://openalex.org/W2004528270","https://openalex.org/W2485606874","https://openalex.org/W2087846525","https://openalex.org/W3043655019","https://openalex.org/W3013037440"],"abstract_inverted_index":{"A":[0],"modified":[1],"Lempel-Ziv":[2],"(1978)":[3],"algorithm":[4],"(m-LZA)":[5],"for":[6],"data":[7],"compaction":[8,19,45,56],"is":[9,21,40,66],"proposed.":[10],"The":[11,29],"performance":[12,25],"of":[13,18,26,51,57,63,69,72],"the":[14,24,27,34,38,44,49,55,64,70,73],"m-LZA":[15,65],"in":[16],"terms":[17],"rate":[20],"better":[22],"than":[23],"LZA.":[28],"improvement":[30],"realized":[31],"by":[32,42],"examining":[33],"tree":[35],"structure":[36],"underlying":[37],"LZA":[39],"corroborated":[41],"comparing":[43],"rates":[46],"obtained":[47],"with":[48],"application":[50],"both":[52],"algorithms":[53],"to":[54],"image":[58],"data.":[59],"Another":[60],"interesting":[61],"feature":[62],"its":[67],"independence":[68],"size":[71],"source":[74],"alphabet.<":[75],"<ETX":[76],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[77],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">&gt;</ETX>":[78]},"counts_by_year":[],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
