{"id":"https://openalex.org/W2921708891","doi":"https://doi.org/10.23919/apsipa.2018.8659458","title":"Improved SIFT Feature-Based Watermarking Method for IHC Ver. 5","display_name":"Improved SIFT Feature-Based Watermarking Method for IHC Ver. 5","publication_year":2018,"publication_date":"2018-11-01","ids":{"openalex":"https://openalex.org/W2921708891","doi":"https://doi.org/10.23919/apsipa.2018.8659458","mag":"2921708891"},"language":"en","primary_location":{"id":"doi:10.23919/apsipa.2018.8659458","is_oa":false,"landing_page_url":"https://doi.org/10.23919/apsipa.2018.8659458","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://petit.lib.yamaguchi-u.ac.jp/27667/files/158765","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009434881","display_name":"Masato Hayashi","orcid":"https://orcid.org/0000-0001-6120-9180"},"institutions":[{"id":"https://openalex.org/I173915773","display_name":"Yamaguchi University","ror":"https://ror.org/03cxys317","country_code":"JP","type":"education","lineage":["https://openalex.org/I173915773"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Masato Hayashi","raw_affiliation_strings":["Yamaguchi University, Yamaguchi, Japan"],"affiliations":[{"raw_affiliation_string":"Yamaguchi University, Yamaguchi, Japan","institution_ids":["https://openalex.org/I173915773"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070241028","display_name":"Masaki Kawamura","orcid":"https://orcid.org/0000-0001-8189-4672"},"institutions":[{"id":"https://openalex.org/I173915773","display_name":"Yamaguchi University","ror":"https://ror.org/03cxys317","country_code":"JP","type":"education","lineage":["https://openalex.org/I173915773"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaki Kawamura","raw_affiliation_strings":["Yamaguchi University, Yamaguchi, Japan"],"affiliations":[{"raw_affiliation_string":"Yamaguchi University, Yamaguchi, Japan","institution_ids":["https://openalex.org/I173915773"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5009434881"],"corresponding_institution_ids":["https://openalex.org/I173915773"],"apc_list":null,"apc_paid":null,"fwci":0.1063,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.50258864,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"2018","issue":null,"first_page":"1536","last_page":"1543"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":1.0,"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/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":1.0,"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":0.9993000030517578,"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/T11439","display_name":"Video Analysis and Summarization","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"}}],"keywords":[{"id":"https://openalex.org/keywords/scale-invariant-feature-transform","display_name":"Scale-invariant feature transform","score":0.9374248385429382},{"id":"https://openalex.org/keywords/normalization","display_name":"Normalization (sociology)","score":0.8627117276191711},{"id":"https://openalex.org/keywords/digital-watermarking","display_name":"Digital watermarking","score":0.824494481086731},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6153935194015503},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6144297122955322},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.6105759143829346},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5441743731498718},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.5351403951644897},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.4439537823200226},{"id":"https://openalex.org/keywords/magnification","display_name":"Magnification","score":0.4391363263130188},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.4339100122451782},{"id":"https://openalex.org/keywords/word-error-rate","display_name":"Word error rate","score":0.42199212312698364},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4127176105976105},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.40828874707221985},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.36225879192352295},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.16758397221565247}],"concepts":[{"id":"https://openalex.org/C61265191","wikidata":"https://www.wikidata.org/wiki/Q767770","display_name":"Scale-invariant feature transform","level":3,"score":0.9374248385429382},{"id":"https://openalex.org/C136886441","wikidata":"https://www.wikidata.org/wiki/Q926129","display_name":"Normalization (sociology)","level":2,"score":0.8627117276191711},{"id":"https://openalex.org/C150817343","wikidata":"https://www.wikidata.org/wiki/Q875932","display_name":"Digital watermarking","level":3,"score":0.824494481086731},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6153935194015503},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6144297122955322},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.6105759143829346},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5441743731498718},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.5351403951644897},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.4439537823200226},{"id":"https://openalex.org/C4144372","wikidata":"https://www.wikidata.org/wiki/Q675287","display_name":"Magnification","level":2,"score":0.4391363263130188},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.4339100122451782},{"id":"https://openalex.org/C40969351","wikidata":"https://www.wikidata.org/wiki/Q3516228","display_name":"Word error rate","level":2,"score":0.42199212312698364},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4127176105976105},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.40828874707221985},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36225879192352295},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.16758397221565247},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C19165224","wikidata":"https://www.wikidata.org/wiki/Q23404","display_name":"Anthropology","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.23919/apsipa.2018.8659458","is_oa":false,"landing_page_url":"https://doi.org/10.23919/apsipa.2018.8659458","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","raw_type":"proceedings-article"},{"id":"pmh:oai:irdb.nii.ac.jp:00828:0002981061","is_oa":true,"landing_page_url":"https://petit.lib.yamaguchi-u.ac.jp/27667","pdf_url":"https://petit.lib.yamaguchi-u.ac.jp/27667/files/158765","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","raw_type":"conference paper"},{"id":"pmh:oai:petit.lib.yamaguchi-u.ac.jp:G0000006y2j2:2018010010","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306400160","display_name":"Yamaguchi University Navigator for Open Access Collection and Archives (Yamaguchi University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I173915773","host_organization_name":"Yamaguchi University","host_organization_lineage":["https://openalex.org/I173915773"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:00828:0002981061","is_oa":true,"landing_page_url":"https://petit.lib.yamaguchi-u.ac.jp/27667","pdf_url":"https://petit.lib.yamaguchi-u.ac.jp/27667/files/158765","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","raw_type":"conference paper"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.6399999856948853}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2921708891.pdf","grobid_xml":"https://content.openalex.org/works/W2921708891.grobid-xml"},"referenced_works_count":23,"referenced_works":["https://openalex.org/W838149607","https://openalex.org/W1766144850","https://openalex.org/W1964402820","https://openalex.org/W2011050412","https://openalex.org/W2048710758","https://openalex.org/W2091729429","https://openalex.org/W2107465879","https://openalex.org/W2116467012","https://openalex.org/W2128765501","https://openalex.org/W2133665775","https://openalex.org/W2151103935","https://openalex.org/W2166212353","https://openalex.org/W2171845226","https://openalex.org/W2240285782","https://openalex.org/W2403241595","https://openalex.org/W2562400712","https://openalex.org/W2734705418","https://openalex.org/W2913429812","https://openalex.org/W6637992298","https://openalex.org/W6690190638","https://openalex.org/W6713605889","https://openalex.org/W6740611232","https://openalex.org/W6759057345"],"related_works":["https://openalex.org/W3034955165","https://openalex.org/W2094920358","https://openalex.org/W2041448692","https://openalex.org/W4256609757","https://openalex.org/W2152595177","https://openalex.org/W2247121321","https://openalex.org/W2041117173","https://openalex.org/W2391926582","https://openalex.org/W2022127494","https://openalex.org/W203970584"],"abstract_inverted_index":{"The":[0,23,67,115],"current":[1],"scale-invariant":[2],"feature":[3,31,72,126],"transform":[4],"(SIFT)":[5],"feature-based":[6],"watermarking":[7],"method":[8,91,117],"proposed":[9,116],"by":[10,65],"Kawamura":[11],"and":[12,42,108,124,130],"Uchida":[13],"was":[14,118],"evaluated":[15,119],"using":[16,120],"Information":[17],"Hiding":[18],"Criteria":[19],"(IHC)":[20],"ver.":[21,122],"5.":[22],"marked":[24,61,113],"regions":[25,62,111],"were":[26,44],"selected":[27],"around":[28],"the":[29,60,71,81,125,131],"SIFT":[30],"points":[32,73],"then":[33],"normalized":[34,48],"to":[35,78,92],"a":[36,102],"uniform":[37],"size":[38],"against":[39],"scaling":[40],"attack,":[41],"watermarks":[43],"embedded":[45],"into":[46],"these":[47,94],"regions.":[49,114],"There":[50],"are":[51,63,74],"two":[52,98],"problems":[53],"with":[54],"this":[55,90],"method.":[56],"One":[57],"is":[58,69],"that":[59,70],"distorted":[64],"normalization.":[66],"other":[68],"not":[75],"detectable":[76],"due":[77],"embedding":[79],"on":[80],"points.":[82],"Therefore,":[83],"we":[84],"propose":[85],"an":[86],"improved":[87,129],"version":[88],"of":[89],"solve":[93],"problems.":[95],"We":[96],"introduce":[97],"improvements":[99],"called":[100],"as":[101],"gradual":[103],"magnification":[104],"factor":[105],"for":[106,112],"normalization":[107],"concentric":[109],"square":[110],"IHC":[121],"5,":[123],"detection":[127],"rate":[128,134],"bit":[132],"error":[133],"decreased.":[135]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
