{"id":"https://openalex.org/W2947914403","doi":"https://doi.org/10.5220/0007703000600070","title":"A Method of Terrain Crack Removal Suited for Large Differences in Boundary LoD","display_name":"A Method of Terrain Crack Removal Suited for Large Differences in Boundary LoD","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2947914403","doi":"https://doi.org/10.5220/0007703000600070","mag":"2947914403"},"language":"en","primary_location":{"id":"doi:10.5220/0007703000600070","is_oa":false,"landing_page_url":"https://doi.org/10.5220/0007703000600070","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 5th International Conference on Geographical Information Systems Theory, Applications and Management","raw_type":"proceedings-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/A5059967200","display_name":"Chengming Li","orcid":"https://orcid.org/0000-0002-4592-3875"},"institutions":[{"id":"https://openalex.org/I4210114963","display_name":"Chinese Academy of Surveying and Mapping","ror":"https://ror.org/02j693n47","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114963"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengming Li","raw_affiliation_strings":["Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---","institution_ids":["https://openalex.org/I4210114963"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088262967","display_name":"Zhendong Liu","orcid":"https://orcid.org/0000-0002-7554-7962"},"institutions":[{"id":"https://openalex.org/I4210114963","display_name":"Chinese Academy of Surveying and Mapping","ror":"https://ror.org/02j693n47","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114963"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhendong Liu","raw_affiliation_strings":["Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---","institution_ids":["https://openalex.org/I4210114963"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100386571","display_name":"Xiaoli Liu","orcid":"https://orcid.org/0000-0001-7062-5274"},"institutions":[{"id":"https://openalex.org/I4210114963","display_name":"Chinese Academy of Surveying and Mapping","ror":"https://ror.org/02j693n47","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114963"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoli Liu","raw_affiliation_strings":["Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Surveying and Mapping, Beijing and China, --- Select a Country ---","institution_ids":["https://openalex.org/I4210114963"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.04221582,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"60","last_page":"70"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.993399977684021,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.993399977684021,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9797999858856201,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9714000225067139,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/terrain","display_name":"Terrain","score":0.8339142799377441},{"id":"https://openalex.org/keywords/classification-of-discontinuities","display_name":"Classification of discontinuities","score":0.8065428733825684},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6040828227996826},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5720390677452087},{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.5703119039535522},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.5663949251174927},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5614991784095764},{"id":"https://openalex.org/keywords/adjacency-list","display_name":"Adjacency list","score":0.5082170963287354},{"id":"https://openalex.org/keywords/raised-relief-map","display_name":"Raised-relief map","score":0.44027772545814514},{"id":"https://openalex.org/keywords/linear-interpolation","display_name":"Linear interpolation","score":0.42554065585136414},{"id":"https://openalex.org/keywords/polygon-mesh","display_name":"Polygon mesh","score":0.4221528470516205},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4151190519332886},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.30594879388809204},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2940171957015991},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.27615436911582947},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.21913963556289673},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.19357842206954956},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.14789965748786926},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.1245364248752594},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.11327460408210754},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.08907246589660645},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.08481299877166748}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.8339142799377441},{"id":"https://openalex.org/C15627037","wikidata":"https://www.wikidata.org/wiki/Q541961","display_name":"Classification of discontinuities","level":2,"score":0.8065428733825684},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6040828227996826},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5720390677452087},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.5703119039535522},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.5663949251174927},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5614991784095764},{"id":"https://openalex.org/C110484373","wikidata":"https://www.wikidata.org/wiki/Q264398","display_name":"Adjacency list","level":2,"score":0.5082170963287354},{"id":"https://openalex.org/C99695388","wikidata":"https://www.wikidata.org/wiki/Q350514","display_name":"Raised-relief map","level":3,"score":0.44027772545814514},{"id":"https://openalex.org/C171836373","wikidata":"https://www.wikidata.org/wiki/Q2266329","display_name":"Linear interpolation","level":3,"score":0.42554065585136414},{"id":"https://openalex.org/C31487907","wikidata":"https://www.wikidata.org/wiki/Q1154597","display_name":"Polygon mesh","level":2,"score":0.4221528470516205},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4151190519332886},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.30594879388809204},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2940171957015991},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.27615436911582947},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.21913963556289673},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.19357842206954956},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.14789965748786926},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.1245364248752594},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.11327460408210754},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.08907246589660645},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.08481299877166748},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.5220/0007703000600070","is_oa":false,"landing_page_url":"https://doi.org/10.5220/0007703000600070","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 5th International Conference on Geographical Information Systems Theory, Applications and Management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.7099999785423279,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1972096828","https://openalex.org/W2529137940","https://openalex.org/W4302048708","https://openalex.org/W2359913921","https://openalex.org/W1595194509","https://openalex.org/W1557607869","https://openalex.org/W4239740410","https://openalex.org/W2366350639","https://openalex.org/W1996195943","https://openalex.org/W4205298958"],"abstract_inverted_index":{"Terrain":[0],"crack":[1,20,51],"removal":[2,21],"is":[3,55,69,93],"an":[4],"unavoidable":[5],"problem":[6],"that":[7,54,75,150],"must":[8],"be":[9],"solved":[10],"in":[11,60,66,87,142],"real-time":[12],"three-dimensional":[13],"(3D)":[14],"terrain":[15,73,124],"rendering.":[16],"Conventional":[17],"elevation":[18],"adjustment-based":[19],"methods":[22],"are":[23,84,126],"plagued":[24],"by":[25],"a":[26,50,139],"number":[27],"of":[28,35,72,118,122,156],"problems,":[29],"including":[30],"restrictions":[31],"associated":[32],"with":[33],"level":[34],"detail":[36],"(LoD)":[37],"differences,":[38],"computational":[39],"inefficiency":[40],"and":[41,78,128,145,154],"lighting":[42],"discontinuities.":[43],"To":[44],"address":[45],"these":[46],"issues,":[47],"we":[48],"propose":[49],"elimination":[52],"method":[53,68,131,159],"suited":[56],"for":[57,105],"large":[58],"differences":[59,107],"boundary":[61,97],"LoD.":[62],"The":[63,90],"first":[64],"step":[65,92],"this":[67],"the":[70,96,115,119,123,146,152,157,162],"construction":[71],"quadtrees":[74],"contain":[76],"edge":[77],"angle":[79],"adjacency":[80],"information.":[81],"These":[82],"structures":[83],"then":[85],"updated":[86],"real":[88],"time.":[89],"second":[91],"to":[94,161],"modify":[95],"mesh":[98,120],"vertices":[99,121],"using":[100,135],"linear":[101],"interpolation,":[102],"which":[103],"allows":[104],"LoD":[106],"greater":[108],"than":[109],"1":[110],"between":[111],"adjacent":[112],"tiles.":[113],"Finally,":[114],"vertex":[116],"normals":[117],"block":[125],"calculated":[127],"evaluated.":[129],"Our":[130],"was":[132],"experimentally":[133],"validated":[134],"topographical":[136],"data":[137],"from":[138],"mountainous":[140],"region":[141],"Sichuan":[143],"Province,":[144],"results":[147],"provide":[148],"evidence":[149],"supports":[151],"reliability":[153],"superiority":[155],"proposed":[158],"compared":[160],"conventional":[163],"method.":[164]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
