{"id":"https://openalex.org/W1992481689","doi":"https://doi.org/10.1109/tcom.1987.1096788","title":"A New Halftone Reproduction and Transmission Method Using Standard Black and White Facsimile Code","display_name":"A New Halftone Reproduction and Transmission Method Using Standard Black and White Facsimile Code","publication_year":1987,"publication_date":"1987-01-01","ids":{"openalex":"https://openalex.org/W1992481689","doi":"https://doi.org/10.1109/tcom.1987.1096788","mag":"1992481689"},"language":"en","primary_location":{"id":"doi:10.1109/tcom.1987.1096788","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcom.1987.1096788","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-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/A5110010949","display_name":"Hiroshi Ochi","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Ochi","raw_affiliation_strings":["Electrical Communications Laboratories, NTT, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Communications Laboratories, NTT, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056225759","display_name":"N. Tetsutani","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"N. Tetsutani","raw_affiliation_strings":["Electrical Communications Laboratories, NTT, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Communications Laboratories, NTT, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.06952849,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"35","issue":"4","first_page":"466","last_page":"470"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11666","display_name":"Color Science and Applications","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11666","display_name":"Color Science and Applications","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9830999970436096,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T11019","display_name":"Image Enhancement Techniques","score":0.9815000295639038,"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/dither","display_name":"Dither","score":0.9035294055938721},{"id":"https://openalex.org/keywords/facsimile","display_name":"Facsimile","score":0.8999179005622864},{"id":"https://openalex.org/keywords/halftone","display_name":"Halftone","score":0.8745220899581909},{"id":"https://openalex.org/keywords/huffman-coding","display_name":"Huffman coding","score":0.8072167634963989},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6582164764404297},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5163460969924927},{"id":"https://openalex.org/keywords/variable-length-code","display_name":"Variable-length code","score":0.4676760137081146},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.42267173528671265},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.407815158367157},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4065414369106293},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.3937801718711853},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3002406358718872},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.2955326437950134},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.293698787689209},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2217046320438385},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2057957649230957},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17823496460914612},{"id":"https://openalex.org/keywords/noise-shaping","display_name":"Noise shaping","score":0.15681341290473938},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.09706777334213257}],"concepts":[{"id":"https://openalex.org/C70451592","wikidata":"https://www.wikidata.org/wiki/Q376493","display_name":"Dither","level":3,"score":0.9035294055938721},{"id":"https://openalex.org/C2778310199","wikidata":"https://www.wikidata.org/wiki/Q194070","display_name":"Facsimile","level":3,"score":0.8999179005622864},{"id":"https://openalex.org/C2777635815","wikidata":"https://www.wikidata.org/wiki/Q1110021","display_name":"Halftone","level":3,"score":0.8745220899581909},{"id":"https://openalex.org/C46900642","wikidata":"https://www.wikidata.org/wiki/Q2647","display_name":"Huffman coding","level":3,"score":0.8072167634963989},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6582164764404297},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5163460969924927},{"id":"https://openalex.org/C60603091","wikidata":"https://www.wikidata.org/wiki/Q2981616","display_name":"Variable-length code","level":3,"score":0.4676760137081146},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.42267173528671265},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.407815158367157},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4065414369106293},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.3937801718711853},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3002406358718872},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.2955326437950134},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.293698787689209},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2217046320438385},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2057957649230957},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17823496460914612},{"id":"https://openalex.org/C9083635","wikidata":"https://www.wikidata.org/wiki/Q2133535","display_name":"Noise shaping","level":2,"score":0.15681341290473938},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.09706777334213257},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcom.1987.1096788","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcom.1987.1096788","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2068441604"],"related_works":["https://openalex.org/W2147758750","https://openalex.org/W2169172224","https://openalex.org/W2020245493","https://openalex.org/W2762579005","https://openalex.org/W1993315740","https://openalex.org/W1749173910","https://openalex.org/W764555139","https://openalex.org/W2543386930","https://openalex.org/W2116595504","https://openalex.org/W2144909267"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2,18],"an":[3],"adaptive":[4],"dithering":[5],"method,":[6],"which":[7,25],"can":[8],"reproduce":[9],"grey":[10],"levels":[11],"with":[12,22],"good":[13],"character":[14],"quality.":[15],"It":[16],"also":[17],"dither":[19],"threshold":[20],"patterns":[21],"long":[23],"run-length,":[24],"are":[26],"able":[27],"to":[28,50],"obtain":[29],"a":[30],"compression":[31],"ratio":[32],"of":[33],"about":[34],"3":[35],"or":[36],"4":[37],"when":[38],"using":[39,62],"modified":[40],"Huffman":[41],"coding":[42],"schemes.":[43],"The":[44],"method":[45],"presented":[46],"here":[47],"is":[48],"applicable":[49],"facsimile":[51],"equipment":[52],"for":[53],"transmitting":[54],"pictures,":[55],"including":[56],"both":[57],"continuoustone":[58],"pictures":[59],"and":[60,66],"characters,":[61],"CCITT":[63],"standard":[64],"black":[65],"white":[67],"picture":[68],"coding.":[69]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
