{"id":"https://openalex.org/W4408352209","doi":"https://doi.org/10.1109/icassp49660.2025.10887967","title":"HDA-GS: Hierarchical Density-Controlled for Anisotropic 3D Gaussian Splatting","display_name":"HDA-GS: Hierarchical Density-Controlled for Anisotropic 3D Gaussian Splatting","publication_year":2025,"publication_date":"2025-03-12","ids":{"openalex":"https://openalex.org/W4408352209","doi":"https://doi.org/10.1109/icassp49660.2025.10887967"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49660.2025.10887967","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10887967","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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":null,"display_name":"Zhanke Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhanke Wang","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087720231","display_name":"Guanhua Wu","orcid":"https://orcid.org/0009-0004-1616-1017"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guanhua Wu","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046761087","display_name":"Zhiyan Wang","orcid":"https://orcid.org/0000-0001-7910-3245"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyan Wang","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102751856","display_name":"Xiao Lu","orcid":"https://orcid.org/0000-0001-5808-3660"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Xiao","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049736808","display_name":"Runling Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Runling Liu","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101740301","display_name":"Jiahao Wu","orcid":"https://orcid.org/0000-0002-0155-1133"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahao Wu","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060843253","display_name":"Ronggang Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ronggang Wang","raw_affiliation_strings":["Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Peking University,Guangdong Provincial Key Laboratory of Ultra High Definition Immersive Media Technology, Shenzhen Graduate School","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I20231570"],"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":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12111","display_name":"Industrial Vision Systems and Defect Detection","score":0.8986999988555908,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12111","display_name":"Industrial Vision Systems and Defect Detection","score":0.8986999988555908,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13049","display_name":"Surface Roughness and Optical Measurements","score":0.8256999850273132,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6572465300559998},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4875330626964569},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3757874369621277},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16671884059906006}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6572465300559998},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4875330626964569},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3757874369621277},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16671884059906006},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49660.2025.10887967","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10887967","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W2738551266","https://openalex.org/W2901982540","https://openalex.org/W2962785568","https://openalex.org/W3215589927","https://openalex.org/W3215769467","https://openalex.org/W4256017923","https://openalex.org/W4312280420","https://openalex.org/W4312713450","https://openalex.org/W4313031684","https://openalex.org/W4385318467","https://openalex.org/W4393248012","https://openalex.org/W4394974290","https://openalex.org/W4400573485","https://openalex.org/W4402660132","https://openalex.org/W4402704609","https://openalex.org/W4402704624","https://openalex.org/W4402713101","https://openalex.org/W4402715988","https://openalex.org/W4402716301","https://openalex.org/W4402716359","https://openalex.org/W4402716405","https://openalex.org/W4402727211","https://openalex.org/W4402727915","https://openalex.org/W4402769448","https://openalex.org/W4403780586","https://openalex.org/W4403780682","https://openalex.org/W4404024976","https://openalex.org/W4404725206","https://openalex.org/W4404971322","https://openalex.org/W4405079052","https://openalex.org/W6858555619","https://openalex.org/W6858851893","https://openalex.org/W6859253671","https://openalex.org/W6860494824","https://openalex.org/W6861891991","https://openalex.org/W6869136495"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Recently,":[0],"3D":[1],"Gaussian":[2,65],"Splatting":[3],"(3D-GS)":[4],"has":[5,39],"demonstrated":[6],"impressive":[7],"results":[8],"in":[9,55,91,111],"novel":[10],"view":[11],"synthesis,":[12],"achieving":[13],"outstanding":[14],"rendering":[15,150],"quality":[16,25,151],"and":[17,31,133,142],"speed.":[18],"However,":[19],"3D-GS":[20,129],"heavily":[21],"relies":[22],"on":[23,136],"the":[24,27,59,75,92,106],"of":[26,74,94],"initial":[28,45,96],"point":[29,89,97],"cloud,":[30],"its":[32],"original":[33],"Adaptive":[34],"Density":[35],"Control":[36],"(ADC)":[37],"module":[38],"difficulty":[40],"handling":[41],"regions":[42,93],"with":[43],"sparse":[44,95],"points.":[46],"This":[47],"issue":[48],"arises":[49],"because":[50],"larger":[51],"Gaussians":[52],"typically":[53],"result":[54],"lower":[56],"opacity":[57,103],"under":[58,113],"current":[60],"ADC":[61],"process.":[62],"Consequently,":[63],"multiple":[64],"primitives":[66],"tend":[67],"to":[68,71,104,108],"overlap,":[69],"leading":[70],"redundant":[72],"coverage":[73],"same":[76],"spatial":[77],"region.":[78],"To":[79],"address":[80],"this":[81],"problem,":[82],"we":[83,100],"propose":[84],"HDA-GS,":[85],"which":[86],"effectively":[87],"increases":[88],"density":[90],"cloud.":[98],"Simultaneously,":[99],"introduce":[101],"anisotropic":[102],"enhance":[105],"ability":[107],"represent":[109],"details":[110],"images":[112],"complex":[114],"environments.":[115],"Our":[116],"method":[117,147],"provides":[118],"a":[119],"plug-and-play":[120],"solution":[121],"that":[122,145],"can":[123],"be":[124],"seamlessly":[125],"incorporated":[126],"into":[127],"existing":[128],"techniques.":[130],"Extensive":[131],"qualitative":[132],"quantitative":[134],"experiments":[135],"challenging":[137],"datasets,":[138],"including":[139],"Mip-NeRF360,":[140],"Tanks&Temples,":[141],"DeepBlending,":[143],"confirm":[144],"our":[146],"achieves":[148],"state-of-the-art":[149],"while":[152],"maintaining":[153],"real-time":[154],"performance.":[155]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
