{"id":"https://openalex.org/W4387056903","doi":"https://doi.org/10.3390/rs15194690","title":"AOGC: Anchor-Free Oriented Object Detection Based on Gaussian Centerness","display_name":"AOGC: Anchor-Free Oriented Object Detection Based on Gaussian Centerness","publication_year":2023,"publication_date":"2023-09-25","ids":{"openalex":"https://openalex.org/W4387056903","doi":"https://doi.org/10.3390/rs15194690"},"language":"en","primary_location":{"id":"doi:10.3390/rs15194690","doi":"https://doi.org/10.3390/rs15194690","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15194690","pdf_url":"https://www.mdpi.com/2072-4292/15/19/4690/pdf?version=1695635101","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/15/19/4690/pdf?version=1695635101","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101519736","display_name":"Zechen Wang","orcid":"https://orcid.org/0000-0003-4554-133X","observed_orcids":["https://orcid.org/0000-0003-4554-133X"]},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zechen Wang","raw_affiliation_strings":["School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046077837","display_name":"Chun Bao","orcid":"https://orcid.org/0000-0002-5177-6808","observed_orcids":["https://orcid.org/0000-0002-5177-6808"]},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chun Bao","raw_affiliation_strings":["School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;"],"raw_orcid":"https://orcid.org/0000-0002-5177-6808","affiliations":[{"raw_affiliation_string":"School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058372289","display_name":"Jie Cao","orcid":"https://orcid.org/0000-0001-8376-7669","observed_orcids":["https://orcid.org/0000-0001-8376-7669"]},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jie Cao","raw_affiliation_strings":["School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049976796","display_name":"Qun Hao","orcid":"https://orcid.org/0000-0002-9819-731X","observed_orcids":["https://orcid.org/0000-0002-9819-731X","https://orcid.org/0000-0003-3814-6761"]},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qun Hao","raw_affiliation_strings":["School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Optics and Photonics , Beijing Institute of Technology , Beijing 100081 , China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing) , Beijing Institute of Technology , Jiaxing , Zhejiang 314003 , China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Beijing Institute of Technology, School of Optics and Photonics, Beijing 100081, China;","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Yangtze River Delta Research Institute (Jiaxing), Beijing Institute of Technology, Jiaxing 314003, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5058372289"],"corresponding_institution_ids":["https://openalex.org/I125839683"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2780},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2780},"fwci":0.6608,"has_fulltext":true,"cited_by_count":9,"citation_normalized_percentile":{"value":0.63179744,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":97},"biblio":{"volume":"15","issue":"19","first_page":"4690","last_page":"4690"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","score":0.9955999851226807,"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/T10036","display_name":"Advanced Neural Network Applications","score":0.9955999851226807,"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/T11605","display_name":"Visual Attention and Saliency Detection","score":0.0007999999797903001,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.0007999999797903001,"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/oriented-object-detection","display_name":"oriented object detection","score":0.9919999837875366},{"id":"https://openalex.org/keywords/anchor-free-object-detection","display_name":"anchor-free detection","score":0.9869999885559082},{"id":"https://openalex.org/keywords/label-assignment","display_name":"label assignment","score":0.9599999785423279},{"id":"https://openalex.org/keywords/hrsc2016","display_name":"HRSC2016","score":0.9760000109672546},{"id":"https://openalex.org/keywords/scene-text-detection","display_name":"scene text detection","score":0.7549999952316284},{"id":"https://openalex.org/keywords/remote-sensing-image-analysis","display_name":"remote sensing image analysis","score":0.8330000042915344}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8448961973190308},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5982835292816162},{"id":"https://openalex.org/C2776151529","wikidata":"https://www.wikidata.org/wiki/Q3045304","display_name":"Object detection","level":3,"score":0.5859875679016113},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.5415456891059875},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5240592956542969},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.45803478360176086},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.4249688982963562},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4115632474422455},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.4108846187591553},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.38385826349258423},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3224288821220398},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06906500458717346},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs15194690","doi":"https://doi.org/10.3390/rs15194690","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15194690","pdf_url":"https://www.mdpi.com/2072-4292/15/19/4690/pdf?version=1695635101","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"doi:10.20944/preprints202308.1011.v1","doi":"https://doi.org/10.20944/preprints202308.1011.v1","is_oa":true,"landing_page_url":"https://doi.org/10.20944/preprints202308.1011.v1","pdf_url":"https://www.preprints.org/manuscript/202308.1011/v1/download","source":{"id":"https://openalex.org/S6309402219","display_name":"Preprints.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},{"id":"pmh:oai:doaj.org/article:d1e7010f29804c4f94ed1db3cb736e06","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/d1e7010f29804c4f94ed1db3cb736e06","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 15, Iss 19, p 4690 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/rs15194690","doi":"https://doi.org/10.3390/rs15194690","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15194690","pdf_url":"https://www.mdpi.com/2072-4292/15/19/4690/pdf?version=1695635101","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1131760409","display_name":null,"funder_award_id":"62275022","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1913516517","display_name":null,"funder_award_id":"4222017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6426495018","display_name":null,"funder_award_id":"KJFGS-QTZCHT-2022-008","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4387056903.pdf","grobid_xml":"https://content.openalex.org/works/W4387056903.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W639708223","https://openalex.org/W1483870316","https://openalex.org/W1536680647","https://openalex.org/W1676314349","https://openalex.org/W1981276685","https://openalex.org/W2031489346","https://openalex.org/W2102605133","https://openalex.org/W2112796928","https://openalex.org/W2163605009","https://openalex.org/W2186222003","https://openalex.org/W2194775991","https://openalex.org/W2286929393","https://openalex.org/W2400138547","https://openalex.org/W2565639579","https://openalex.org/W2593539516","https://openalex.org/W2725486421","https://openalex.org/W2770383210","https://openalex.org/W2796347433","https://openalex.org/W2884561390","https://openalex.org/W2900572491","https://openalex.org/W2902184095","https://openalex.org/W2903141337","https://openalex.org/W2950141105","https://openalex.org/W2962749812","https://openalex.org/W2963351448","https://openalex.org/W2964979676","https://openalex.org/W2967487473","https://openalex.org/W2982770724","https://openalex.org/W2989678931","https://openalex.org/W2991359031","https://openalex.org/W2991363140","https://openalex.org/W3010864078","https://openalex.org/W3012573144","https://openalex.org/W3034993937","https://openalex.org/W3046174881","https://openalex.org/W3092088889","https://openalex.org/W3097779785","https://openalex.org/W3111355700","https://openalex.org/W3117812033","https://openalex.org/W3119027652","https://openalex.org/W3136761610","https://openalex.org/W3174389852","https://openalex.org/W3174873843","https://openalex.org/W3175496347","https://openalex.org/W3177105943","https://openalex.org/W4240153047","https://openalex.org/W4308119868","https://openalex.org/W4312609198","https://openalex.org/W4318481158","https://openalex.org/W4360839569","https://openalex.org/W4366578460","https://openalex.org/W4386076325","https://openalex.org/W4390660421","https://openalex.org/W6600146492"],"related_works":["https://openalex.org/W4214872565","https://openalex.org/W3203608457","https://openalex.org/W4312659030","https://openalex.org/W4404628502","https://openalex.org/W2955031293","https://openalex.org/W4385834442","https://openalex.org/W4396523243","https://openalex.org/W4396852890","https://openalex.org/W7155879066","https://openalex.org/W4360839569"],"abstract_inverted_index":{"Oriented":[0],"object":[1,35,69,175],"detection":[2,10,70,82,176],"is":[3,78,119],"a":[4,51,79,102,129,145],"challenging":[5],"task":[6],"in":[7,29,172],"scene":[8],"text":[9],"and":[11,16,49,118,153,177],"remote":[12],"sensing":[13],"image":[14],"analysis,":[15],"it":[17],"has":[18],"attracted":[19],"extensive":[20],"attention":[21,88],"due":[22],"to":[23,60,91,169,181],"the":[24,43,47,93,97,107,138,150,156,182],"development":[25],"of":[26,46,54,96,140,147],"deep":[27],"learning":[28],"recent":[30],"years.":[31],"Currently,":[32],"mainstream":[33],"oriented":[34,68,108,174],"detectors":[36],"are":[37],"anchor-based":[38],"methods.":[39,184],"These":[40],"methods":[41,171],"increase":[42],"computational":[44],"load":[45],"network":[48],"cause":[50],"large":[52,122],"amount":[53],"anchor":[55],"box":[56],"redundancy.":[57],"In":[58],"order":[59],"address":[61],"this":[62],"issue,":[63],"we":[64,100,127],"proposed":[65],"an":[66],"anchor-free":[67,81],"method":[71,85,105],"based":[72],"on":[73,149,155],"Gaussian":[74,130],"centerness":[75,132],"(AOGC),":[76],"which":[77,110],"single-stage":[80,173],"method.":[83],"Our":[84,160],"uses":[86],"contextual":[87,94],"FPN":[89],"(CAFPN)":[90],"obtain":[92],"information":[95],"target.":[98],"Then,":[99],"designed":[101],"label":[103],"assignment":[104],"for":[106,121],"objects,":[109],"can":[111,135],"select":[112],"positive":[113],"samples":[114],"with":[115],"higher":[116],"quality":[117],"suitable":[120],"aspect":[123],"ratio":[124],"targets.":[125],"Finally,":[126],"developed":[128],"kernel-based":[131],"branch":[133],"that":[134,164],"effectively":[136],"determine":[137],"significance":[139],"different":[141],"anchors.":[142],"AOGC":[143,165],"achieved":[144],"mAP":[146],"74.30%":[148],"DOTA-1.0":[151],"datasets":[152],"89.80%":[154],"HRSC2016":[157],"datasets,":[158],"respectively.":[159],"experimental":[161],"results":[162],"show":[163],"exhibits":[166],"superior":[167],"performance":[168,180],"other":[170],"achieves":[178],"similar":[179],"two-stage":[183]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2023-09-27T00:00:00"}
