{"id":"https://openalex.org/W2699865639","doi":"https://doi.org/10.1142/s021800141857001x","title":"Medical Image Enhancement Method Based on the Fractional Order Derivative and the Directional Derivative","display_name":"Medical Image Enhancement Method Based on the Fractional Order Derivative and the Directional Derivative","publication_year":2017,"publication_date":"2017-06-23","ids":{"openalex":"https://openalex.org/W2699865639","doi":"https://doi.org/10.1142/s021800141857001x","mag":"2699865639"},"language":"en","primary_location":{"id":"doi:10.1142/s021800141857001x","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s021800141857001x","pdf_url":null,"source":{"id":"https://openalex.org/S41486457","display_name":"International Journal of Pattern Recognition and Artificial Intelligence","issn_l":"0218-0014","issn":["0218-0014","1793-6381"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Pattern Recognition and Artificial Intelligence","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/A5051119719","display_name":"Jinlan Guan","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jinlan Guan","raw_affiliation_strings":["Guangdong AIB college, Guangzhou 510507, P. R. China"],"affiliations":[{"raw_affiliation_string":"Guangdong AIB college, Guangzhou 510507, P. R. China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008681939","display_name":"Jiequan Ou","orcid":null},"institutions":[{"id":"https://openalex.org/I4210089143","display_name":"Changzhou Vocational Institute of Light Industry","ror":"https://ror.org/005ysj118","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210089143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiequan Ou","raw_affiliation_strings":["Guangzhou Light Industry Vocational School, Guangzhou 510650, P. R. China"],"affiliations":[{"raw_affiliation_string":"Guangzhou Light Industry Vocational School, Guangzhou 510650, P. R. China","institution_ids":["https://openalex.org/I4210089143"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082756048","display_name":"Zhihui Lai","orcid":"https://orcid.org/0000-0003-4729-9604"},"institutions":[{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhihui Lai","raw_affiliation_strings":["College of Computer Science and Software Engineering, Shenzhen University Shenzhen 518060, P. R. China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Software Engineering, Shenzhen University Shenzhen 518060, P. R. China","institution_ids":["https://openalex.org/I180726961"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043365716","display_name":"Yuting Lai","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yuting Lai","raw_affiliation_strings":["Guangdong AIB college, Guangzhou 510507, P. R. China"],"affiliations":[{"raw_affiliation_string":"Guangdong AIB college, Guangzhou 510507, P. R. China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5051119719"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2016,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.87287991,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"32","issue":"03","first_page":"1857001","last_page":"1857001"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":0.9980000257492065,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9980000257492065,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9900000095367432,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9879999756813049,"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/fractional-calculus","display_name":"Fractional calculus","score":0.6671510338783264},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.6479933261871338},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5611403584480286},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5590380430221558},{"id":"https://openalex.org/keywords/derivative","display_name":"Derivative (finance)","score":0.525485098361969},{"id":"https://openalex.org/keywords/differential","display_name":"Differential (mechanical device)","score":0.48904094099998474},{"id":"https://openalex.org/keywords/image-texture","display_name":"Image texture","score":0.46476516127586365},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.4490540325641632},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4407104253768921},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.430980920791626},{"id":"https://openalex.org/keywords/medical-imaging","display_name":"Medical imaging","score":0.41810283064842224},{"id":"https://openalex.org/keywords/directional-derivative","display_name":"Directional derivative","score":0.41571030020713806},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40761569142341614},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3823128342628479},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.06219729781150818}],"concepts":[{"id":"https://openalex.org/C154249771","wikidata":"https://www.wikidata.org/wiki/Q1339058","display_name":"Fractional calculus","level":2,"score":0.6671510338783264},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.6479933261871338},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5611403584480286},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5590380430221558},{"id":"https://openalex.org/C111771559","wikidata":"https://www.wikidata.org/wiki/Q66295","display_name":"Derivative (finance)","level":2,"score":0.525485098361969},{"id":"https://openalex.org/C93226319","wikidata":"https://www.wikidata.org/wiki/Q193137","display_name":"Differential (mechanical device)","level":2,"score":0.48904094099998474},{"id":"https://openalex.org/C63099799","wikidata":"https://www.wikidata.org/wiki/Q17147001","display_name":"Image texture","level":4,"score":0.46476516127586365},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.4490540325641632},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4407104253768921},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.430980920791626},{"id":"https://openalex.org/C31601959","wikidata":"https://www.wikidata.org/wiki/Q931309","display_name":"Medical imaging","level":2,"score":0.41810283064842224},{"id":"https://openalex.org/C2011187","wikidata":"https://www.wikidata.org/wiki/Q383851","display_name":"Directional derivative","level":2,"score":0.41571030020713806},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40761569142341614},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3823128342628479},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.06219729781150818},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s021800141857001x","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s021800141857001x","pdf_url":null,"source":{"id":"https://openalex.org/S41486457","display_name":"International Journal of Pattern Recognition and Artificial Intelligence","issn_l":"0218-0014","issn":["0218-0014","1793-6381"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Pattern Recognition and Artificial Intelligence","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2721172200","display_name":null,"funder_award_id":"pdjh2017b0658","funder_id":"https://openalex.org/F4320322598","funder_display_name":"Hong Kong Polytechnic University"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322598","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W170695953","https://openalex.org/W1552719575","https://openalex.org/W1605182429","https://openalex.org/W1826996858","https://openalex.org/W1968483529","https://openalex.org/W1969313263","https://openalex.org/W1970484278","https://openalex.org/W1971014006","https://openalex.org/W1973421843","https://openalex.org/W1978598038","https://openalex.org/W1994796550","https://openalex.org/W2002108039","https://openalex.org/W2037187052","https://openalex.org/W2040199575","https://openalex.org/W2048230185","https://openalex.org/W2048322459","https://openalex.org/W2057321661","https://openalex.org/W2078206416","https://openalex.org/W2083086753","https://openalex.org/W2094634730","https://openalex.org/W2098682165","https://openalex.org/W2107815783","https://openalex.org/W2117766648","https://openalex.org/W2124655215","https://openalex.org/W2129848438","https://openalex.org/W2135354879","https://openalex.org/W2145105988","https://openalex.org/W2145402794","https://openalex.org/W2150500089","https://openalex.org/W2150860957","https://openalex.org/W2166672111","https://openalex.org/W2171369032","https://openalex.org/W2186594928","https://openalex.org/W2199808279","https://openalex.org/W2203291350"],"related_works":["https://openalex.org/W2089892488","https://openalex.org/W2416906960","https://openalex.org/W2050580331","https://openalex.org/W3049300385","https://openalex.org/W1970606660","https://openalex.org/W3181765342","https://openalex.org/W40430404","https://openalex.org/W2372417474","https://openalex.org/W1976182149","https://openalex.org/W2988572205"],"abstract_inverted_index":{"In":[0],"recent":[1],"years,":[2],"the":[3,17,24,32,36,54,60,64,69,83,95,100,116,124,135,142,147,152,156,168,182],"fractional":[4,25,56,86,184],"order":[5,26,38],"derivative":[6,27,118],"has":[7,28],"been":[8],"introduced":[9],"for":[10],"image":[11,19,78,101,165,189],"enhancement.":[12,190],"It":[13],"was":[14],"proved":[15],"that":[16,167],"medical":[18,77,164,188],"enhancement":[20,79],"method":[21,33,80,93],"based":[22,34],"on":[23,35,160,187],"better":[29],"effect":[30],"than":[31],"integral":[37],"calculus.":[39],"However,":[40],"a":[41,48,75],"priori":[42],"information":[43,97,145,154],"such":[44],"as":[45,99,113,115],"texture":[46,105,153,177],"surrounding":[47,96],"pixel":[49,121],"is":[50,171],"normally":[51],"ignored":[52],"by":[53,81],"traditional":[55],"differential":[57,87,185],"operators":[58],"with":[59],"same":[61],"value":[62],"in":[63,122,172],"eight":[65],"directions.":[66],"To":[67],"address":[68],"above":[70],"problem,":[71],"this":[72,128],"paper":[73],"presents":[74],"new":[76],"taking":[82],"merits":[84],"of":[85,110,119,146,155,163,174],"and":[88,104,107,179],"directional":[89,117],"derivative.":[90],"The":[91],"proposed":[92,169],"considers":[94],"(such":[98],"edge,":[102],"clarity":[103],"information)":[106],"structural":[108],"features":[109],"different":[111],"pixels,":[112],"well":[114],"each":[120],"constructing":[123],"masks.":[125],"By":[126],"proposing":[127],"method,":[129],"it":[130,150],"can":[131],"not":[132],"only":[133],"improve":[134,141],"high":[136],"frequency":[137,144],"information,":[138],"but":[139],"also":[140],"low":[143],"image.":[148,157],"Ultimately,":[149],"enhances":[151],"Extensive":[158],"experiments":[159],"four":[161],"kinds":[162],"demonstrate":[166],"algorithm":[170],"favor":[173],"preserving":[175],"more":[176],"details":[178],"superior":[180],"to":[181],"existing":[183],"algorithms":[186]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":2}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}