{"id":"https://openalex.org/W2795608675","doi":"https://doi.org/10.1109/tifs.2018.2823276","title":"Online Writer Identification With Sparse Coding-Based Descriptors","display_name":"Online Writer Identification With Sparse Coding-Based Descriptors","publication_year":2018,"publication_date":"2018-04-04","ids":{"openalex":"https://openalex.org/W2795608675","doi":"https://doi.org/10.1109/tifs.2018.2823276","mag":"2795608675"},"language":"en","primary_location":{"id":"doi:10.1109/tifs.2018.2823276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2018.2823276","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Information Forensics and Security","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/A5031728230","display_name":"Vivek Venugopal","orcid":"https://orcid.org/0000-0002-1530-5718"},"institutions":[{"id":"https://openalex.org/I1317621060","display_name":"Indian Institute of Technology Guwahati","ror":"https://ror.org/0022nd079","country_code":"IN","type":"education","lineage":["https://openalex.org/I1317621060"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Vivek Venugopal","raw_affiliation_strings":["Department of Electronics and Electrical Engineering, IIT Guwahati, Guwahati, India"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, IIT Guwahati, Guwahati, India","institution_ids":["https://openalex.org/I1317621060"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108023752","display_name":"Suresh Sundaram","orcid":"https://orcid.org/0000-0002-8713-6650"},"institutions":[{"id":"https://openalex.org/I1317621060","display_name":"Indian Institute of Technology Guwahati","ror":"https://ror.org/0022nd079","country_code":"IN","type":"education","lineage":["https://openalex.org/I1317621060"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Suresh Sundaram","raw_affiliation_strings":["Department of Electronics and Electrical Engineering, IIT Guwahati, Guwahati, India"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, IIT Guwahati, Guwahati, India","institution_ids":["https://openalex.org/I1317621060"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5031728230"],"corresponding_institution_ids":["https://openalex.org/I1317621060"],"apc_list":null,"apc_paid":null,"fwci":1.2535,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.84561858,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"13","issue":"10","first_page":"2538","last_page":"2552"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10601","display_name":"Handwritten Text Recognition Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10601","display_name":"Handwritten Text Recognition Techniques","score":0.9998999834060669,"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/T12357","display_name":"Digital Media Forensic Detection","score":0.9975000023841858,"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/T12380","display_name":"Authorship Attribution and Profiling","score":0.9933000206947327,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8305914402008057},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6649706959724426},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.629045844078064},{"id":"https://openalex.org/keywords/handwriting","display_name":"Handwriting","score":0.5157254338264465},{"id":"https://openalex.org/keywords/sparse-approximation","display_name":"Sparse approximation","score":0.48169025778770447},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.48150691390037537},{"id":"https://openalex.org/keywords/neural-coding","display_name":"Neural coding","score":0.47525450587272644},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4593622386455536},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4146738350391388},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.40273478627204895},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10629972815513611},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.10445606708526611}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8305914402008057},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6649706959724426},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.629045844078064},{"id":"https://openalex.org/C2779386606","wikidata":"https://www.wikidata.org/wiki/Q2393642","display_name":"Handwriting","level":2,"score":0.5157254338264465},{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.48169025778770447},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.48150691390037537},{"id":"https://openalex.org/C77637269","wikidata":"https://www.wikidata.org/wiki/Q7002051","display_name":"Neural coding","level":2,"score":0.47525450587272644},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4593622386455536},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4146738350391388},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.40273478627204895},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10629972815513611},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.10445606708526611},{"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/tifs.2018.2823276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2018.2823276","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Information Forensics and Security","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.6899999976158142,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W64881889","https://openalex.org/W1976575762","https://openalex.org/W1984309565","https://openalex.org/W1994665930","https://openalex.org/W1997828165","https://openalex.org/W2015140178","https://openalex.org/W2023118473","https://openalex.org/W2025563211","https://openalex.org/W2030754587","https://openalex.org/W2042389060","https://openalex.org/W2050117089","https://openalex.org/W2059529849","https://openalex.org/W2067805069","https://openalex.org/W2073380808","https://openalex.org/W2095705004","https://openalex.org/W2103387126","https://openalex.org/W2103762918","https://openalex.org/W2112447569","https://openalex.org/W2118048763","https://openalex.org/W2119818729","https://openalex.org/W2120987116","https://openalex.org/W2127381221","https://openalex.org/W2130478883","https://openalex.org/W2134866414","https://openalex.org/W2140959843","https://openalex.org/W2146020824","https://openalex.org/W2152172965","https://openalex.org/W2152550252","https://openalex.org/W2161969291","https://openalex.org/W2295185764","https://openalex.org/W2336671320","https://openalex.org/W2426825570","https://openalex.org/W2520742745","https://openalex.org/W2529897829","https://openalex.org/W2555297202","https://openalex.org/W2563552331","https://openalex.org/W2563978763","https://openalex.org/W2574589360","https://openalex.org/W2575282387","https://openalex.org/W2576338440","https://openalex.org/W6602622425","https://openalex.org/W6674330103","https://openalex.org/W6676727762","https://openalex.org/W6681560023","https://openalex.org/W6703879302"],"related_works":["https://openalex.org/W2890544631","https://openalex.org/W2067062989","https://openalex.org/W3004790527","https://openalex.org/W4205656132","https://openalex.org/W2998105788","https://openalex.org/W2111634407","https://openalex.org/W2783282829","https://openalex.org/W2579633471","https://openalex.org/W2539392819","https://openalex.org/W2203155458"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,20,28,35,70,73,97,142],"system":[4],"to":[5,109],"identify":[6],"the":[7,15,46,65,88,106,114,125,149],"authorship":[8],"of":[9,17,19,30,56,64,69,75,93,131],"online":[10],"handwritten":[11,67],"documents.":[12],"We":[13,145],"represent":[14],"trace":[16],"handwriting":[18],"writer":[21,71,120],"with":[22,156],"descriptors":[23,40],"that":[24,148],"are":[25,152],"derived":[26],"from":[27,91],"set":[29],"dictionary":[31,43],"atoms":[32],"obtained":[33,90,151],"in":[34,61],"sparse":[36,57],"coding":[37],"framework.":[38],"The":[39,54,82,119],"for":[41,52,105,112],"each":[42,63],"atom":[44,79],"encode":[45],"error":[47],"while":[48],"using":[49],"it":[50],"alone":[51],"reconstruction.":[53],"use":[55],"representation":[58],"offers":[59],"flexibility":[60],"describing":[62],"segmented":[66],"sub-strokes":[68],"as":[72],"combination":[74],"more":[76],"than":[77],"one":[78],"or":[80],"prototype.":[81],"descriptor":[83,121],"is":[84,117,122],"constructed":[85],"by":[86],"considering":[87],"attributes":[89],"sets":[92,116],"histograms":[94],"extracted":[95],"at":[96],"sub-stroke":[98],"level.":[99],"In":[100],"addition,":[101],"an":[102],"entropy-based":[103],"analysis":[104],"bin":[107],"size":[108],"be":[110],"used":[111],"obtaining":[113],"feature":[115],"proposed.":[118],"evaluated":[123],"on":[124],"paragraph":[126],"and":[127,139,141],"individual":[128],"text":[129],"lines":[130],"two":[132],"publicly":[133],"available":[134],"English":[135],"databases":[136],"(the":[137],"IAM":[138],"IBM-UB1)":[140],"Chinese":[143],"database-CASIA.":[144],"empirically":[146],"show":[147],"results":[150],"promising":[153],"when":[154],"compared":[155],"previous":[157],"works.":[158]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}