{"id":"https://openalex.org/W6888495566","doi":"https://doi.org/10.21227/5knt-hr48","title":"FocalDB: A Dataset for Autofocusing Projectors Using Images and Videos with Varying Levels of Focus","display_name":"FocalDB: A Dataset for Autofocusing Projectors Using Images and Videos with Varying Levels of Focus","publication_year":2023,"publication_date":"2023-03-21","ids":{"openalex":"https://openalex.org/W6888495566","doi":"https://doi.org/10.21227/5knt-hr48"},"language":"en","primary_location":{"id":"doi:10.21227/5knt-hr48","is_oa":true,"landing_page_url":"https://doi.org/10.21227/5knt-hr48","pdf_url":null,"source":{"id":"https://openalex.org/S7407051695","display_name":"IEEE DataPort","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"dataset"},"type":"dataset","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.21227/5knt-hr48","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Patil, Soham","orcid":null},"institutions":[{"id":"https://openalex.org/I50783897","display_name":"K J Somaiya Medical College","ror":"https://ror.org/05f71q776","country_code":"IN","type":"education","lineage":["https://openalex.org/I50783897"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Patil, Soham","raw_affiliation_strings":["K. J. Somaiya College Of Engineering, Vidyavihar, Somaiya Vidyavihar University, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"K. J. Somaiya College Of Engineering, Vidyavihar, Somaiya Vidyavihar University, Mumbai, India","institution_ids":["https://openalex.org/I50783897"]}]},{"author_position":"last","author":{"id":null,"display_name":"Mehendale, Ninad","orcid":null},"institutions":[{"id":"https://openalex.org/I50783897","display_name":"K J Somaiya Medical College","ror":"https://ror.org/05f71q776","country_code":"IN","type":"education","lineage":["https://openalex.org/I50783897"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Mehendale, Ninad","raw_affiliation_strings":["K. J. Somaiya College Of Engineering, Vidyavihar, Somaiya Vidyavihar University, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"K. J. Somaiya College Of Engineering, Vidyavihar, Somaiya Vidyavihar University, Mumbai, India","institution_ids":["https://openalex.org/I50783897"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I50783897"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":null,"topics":[],"keywords":[{"id":"https://openalex.org/keywords/autofocus","display_name":"Autofocus","score":0.9064000248908997},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.6471999883651733},{"id":"https://openalex.org/keywords/gaussian-blur","display_name":"Gaussian blur","score":0.6183000206947327},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.43959999084472656},{"id":"https://openalex.org/keywords/motion-blur","display_name":"Motion blur","score":0.4339999854564667},{"id":"https://openalex.org/keywords/projector","display_name":"Projector","score":0.42730000615119934},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.37869998812675476},{"id":"https://openalex.org/keywords/gaussian-filter","display_name":"Gaussian filter","score":0.35580000281333923},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.33149999380111694}],"concepts":[{"id":"https://openalex.org/C103764139","wikidata":"https://www.wikidata.org/wiki/Q210008","display_name":"Autofocus","level":3,"score":0.9064000248908997},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.8457000255584717},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.8295999765396118},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7501999735832214},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.6471999883651733},{"id":"https://openalex.org/C104317376","wikidata":"https://www.wikidata.org/wiki/Q1894545","display_name":"Gaussian blur","level":5,"score":0.6183000206947327},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.43959999084472656},{"id":"https://openalex.org/C2777708103","wikidata":"https://www.wikidata.org/wiki/Q852589","display_name":"Motion blur","level":3,"score":0.4339999854564667},{"id":"https://openalex.org/C2776865275","wikidata":"https://www.wikidata.org/wiki/Q311666","display_name":"Projector","level":2,"score":0.42730000615119934},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.37869998812675476},{"id":"https://openalex.org/C65892221","wikidata":"https://www.wikidata.org/wiki/Q1113935","display_name":"Gaussian filter","level":3,"score":0.35580000281333923},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.33149999380111694},{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.31119999289512634},{"id":"https://openalex.org/C61326573","wikidata":"https://www.wikidata.org/wiki/Q1496376","display_name":"Gaussian process","level":3,"score":0.3018999993801117},{"id":"https://openalex.org/C119657128","wikidata":"https://www.wikidata.org/wiki/Q11633","display_name":"Photography","level":2,"score":0.29919999837875366},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.29899999499320984},{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.2973000109195709},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.29319998621940613},{"id":"https://openalex.org/C3019635856","wikidata":"https://www.wikidata.org/wiki/Q1619726","display_name":"Background image","level":3,"score":0.2919999957084656},{"id":"https://openalex.org/C93518851","wikidata":"https://www.wikidata.org/wiki/Q180160","display_name":"Metadata","level":2,"score":0.2822999954223633},{"id":"https://openalex.org/C153715457","wikidata":"https://www.wikidata.org/wiki/Q254183","display_name":"Augmented reality","level":2,"score":0.27889999747276306},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.27639999985694885},{"id":"https://openalex.org/C2778852477","wikidata":"https://www.wikidata.org/wiki/Q313614","display_name":"Video camera","level":2,"score":0.2644999921321869},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.2563999891281128},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.2547000050544739},{"id":"https://openalex.org/C32653426","wikidata":"https://www.wikidata.org/wiki/Q3813641","display_name":"Background subtraction","level":3,"score":0.2531000077724457}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.21227/5knt-hr48","is_oa":true,"landing_page_url":"https://doi.org/10.21227/5knt-hr48","pdf_url":null,"source":{"id":"https://openalex.org/S7407051695","display_name":"IEEE DataPort","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"dataset"}],"best_oa_location":{"id":"doi:10.21227/5knt-hr48","is_oa":true,"landing_page_url":"https://doi.org/10.21227/5knt-hr48","pdf_url":null,"source":{"id":"https://openalex.org/S7407051695","display_name":"IEEE DataPort","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"dataset"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0,25,54,82,132],"Autofocus":[1],"Projector":[2],"Dataset":[3],"is":[4],"a":[5,59,67,114],"collection":[6],"of":[7,22,31,43,120,148],"555":[8],"images":[9,16,28,83,99,106,137],"and":[10,17,29,45,77,84,90,113,138,146,154,163],"150":[11],"videos":[12,18,30,85,108,139],"captured":[13],"while":[14],"projecting":[15],"with":[19,66,94,109],"varying":[20],"levels":[21,42,112],"Gaussian":[23,47],"blur.":[24],"dataset":[26,55,157],"includes":[27,104],"different":[32,110],"blur":[33,48,111,150],"levels,":[34],"ranging":[35],"from":[36],"fully":[37],"focused":[38],"to":[39,161],"the":[40,51,121,136],"maximum":[41],"left":[44],"right":[46],"as":[49,143],"per":[50],"projector's":[52],"specifications.":[53],"was":[56,127],"recorded":[57],"using":[58],"Redmi":[60],"Note":[61],"11T":[62],"5G":[63],"mobile":[64],"camera":[65],"50":[68],"MP,":[69],"f/1.8,":[70],"26mm":[71],"(wide)":[72],"sensor,":[73],"PDAF":[74],"image":[75,117,123],"camera,":[76],"1080p@30":[78],"fps":[79],"video":[80,119,125],"camera.":[81],"are":[86],"organized":[87],"into":[88],"111":[89],"30":[91],"folders,":[92],"respectively,":[93],"each":[95],"folder":[96,103],"containing":[97],"5":[98],"or":[100,107,118,124],"videos.":[101],"Each":[102],"4":[105],"clear,":[115],"sharp":[116],"same":[122],"that":[126],"blurred":[128],"at":[129],"various":[130],"levels.":[131],"index":[133],"files":[134],"for":[135,166],"contain":[140],"metadata":[141],"such":[142],"name,":[144],"date,":[145],"time":[147],"capture,":[149],"level,":[151],"format,":[152],"size,":[153],"dimensions.":[155],"This":[156],"can":[158],"be":[159],"used":[160],"develop":[162],"train":[164],"algorithms":[165],"autofocus":[167],"in":[168],"projectors.":[169]},"counts_by_year":[],"updated_date":"2025-11-06T06:51:31.235846","created_date":"2025-10-10T00:00:00"}