{"id":"https://openalex.org/W7204738783","doi":null,"title":"Desenvolvimento de um chatbot inteligente baseado em arquiteturas de LLM para a estimativa de precipita\u00e7\u00e3o por sat\u00e9lite","display_name":"Desenvolvimento de um chatbot inteligente baseado em arquiteturas de LLM para a estimativa de precipita\u00e7\u00e3o por sat\u00e9lite","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7204738783"},"language":"pt","primary_location":{"id":"pmh:oai:urlib.net:sid.inpe.br/mtc-m21d/2026/08.28.19.06.10-0","doi":null,"is_oa":true,"landing_page_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","pdf_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","source":{"id":"https://openalex.org/S4377196298","display_name":"Biblioteca Digital da Mem\u00f3ria Cient\u00edfica do INPE (National Institute for Space Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I80849659","host_organization_name":"Instituto Nacional de Pesquisas Espaciais","host_organization_lineage":["https://openalex.org/I80849659"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"report"},"volume":null,"type":"report","is_traditional":false,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5148722680","display_name":"\u00a0Tiago\u00a0Guilhermino Nascimento","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nascimento,\u00a0Tiago\u00a0Guilhermino","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023029093","display_name":"Alan J. P. Calheiros","orcid":"https://orcid.org/0000-0002-6408-3410","observed_orcids":["https://orcid.org/0000-0002-6408-3410"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Calheiros,\u00a0Alan\u00a0James\u00a0Peixoto","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5078704753","display_name":"Pedro Luiz Pizzigatti Corr\u00eaa","orcid":"https://orcid.org/0000-0002-8743-4244","observed_orcids":["https://orcid.org/0000-0002-8743-4244"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Corr\u00eaa,\u00a0Pedro\u00a0Luiz\u00a0Pizzigatti","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"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":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.8500999808311462,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10028","display_name":"Topic Modeling","score":0.8500999808311462,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.07109999656677246,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10181","display_name":"Natural Language Processing Techniques","score":0.016899999231100082,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/chatbots","display_name":"chatbots","score":0.7480000257492065},{"id":"https://openalex.org/keywords/retrieval-augmented-generation","display_name":"retrieval-augmented generation","score":0.9700000286102295},{"id":"https://openalex.org/keywords/large-language-models","display_name":"large language models","score":0.9459999799728394},{"id":"https://openalex.org/keywords/satellite-precipitation-estimation","display_name":"satellite precipitation estimation","score":0.9100000262260437},{"id":"https://openalex.org/keywords/document-retrieval","display_name":"document retrieval","score":0.4180000126361847},{"id":"https://openalex.org/keywords/faithfulness","display_name":"faithfulness","score":0.546999990940094},{"id":"https://openalex.org/keywords/bertscore","display_name":"BERTScore","score":0.8389999866485596},{"id":"https://openalex.org/keywords/small-language-models","display_name":"small language models","score":0.703000009059906},{"id":"https://openalex.org/keywords/mean-reciprocal-rank","display_name":"mean reciprocal rank","score":0.6240000128746033},{"id":"https://openalex.org/keywords/retrieval-diversity","display_name":"retrieval diversity","score":0.39800000190734863}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49709999561309814},{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.38420000672340393},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.37459999322891235},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.3407000005245209},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.3009999990463257},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.28780001401901245},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.26989999413490295},{"id":"https://openalex.org/C2776809875","wikidata":"https://www.wikidata.org/wiki/Q1375963","display_name":"Converse","level":2,"score":0.2685000002384186},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.26739999651908875},{"id":"https://openalex.org/C62701983","wikidata":"https://www.wikidata.org/wiki/Q207819","display_name":"SGML","level":4,"score":0.26100000739097595}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:urlib.net:sid.inpe.br/mtc-m21d/2026/08.28.19.06.10-0","doi":null,"is_oa":true,"landing_page_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","pdf_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","source":{"id":"https://openalex.org/S4377196298","display_name":"Biblioteca Digital da Mem\u00f3ria Cient\u00edfica do INPE (National Institute for Space Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I80849659","host_organization_name":"Instituto Nacional de Pesquisas Espaciais","host_organization_lineage":["https://openalex.org/I80849659"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"report"}],"best_oa_location":{"id":"pmh:oai:urlib.net:sid.inpe.br/mtc-m21d/2026/08.28.19.06.10-0","doi":null,"is_oa":true,"landing_page_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","pdf_url":"http://urlib.net/sid.inpe.br/mtc-m21d/2026/08.28.19.06","source":{"id":"https://openalex.org/S4377196298","display_name":"Biblioteca Digital da Mem\u00f3ria Cient\u00edfica do INPE (National Institute for Space Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I80849659","host_organization_name":"Instituto Nacional de Pesquisas Espaciais","host_organization_lineage":["https://openalex.org/I80849659"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"report"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7204738783.pdf","grobid_xml":"https://content.openalex.org/works/W7204738783.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W2069870183","https://openalex.org/W2101105183","https://openalex.org/W2626778328","https://openalex.org/W2909544278","https://openalex.org/W2936695845","https://openalex.org/W3027879771","https://openalex.org/W3030163527","https://openalex.org/W4283170666","https://openalex.org/W4309674289","https://openalex.org/W4320003957","https://openalex.org/W4375870261","https://openalex.org/W4385565351","https://openalex.org/W4387156782","https://openalex.org/W4389518671","https://openalex.org/W4389518784","https://openalex.org/W4389519254","https://openalex.org/W4389984066","https://openalex.org/W4393021028","https://openalex.org/W4395686609","https://openalex.org/W4403499178","https://openalex.org/W7167572859"],"related_works":["https://openalex.org/W7164240605","https://openalex.org/W7135043849","https://openalex.org/W7115586267","https://openalex.org/W7133580129","https://openalex.org/W7133587669","https://openalex.org/W4415251620","https://openalex.org/W7212269937","https://openalex.org/W7151256595","https://openalex.org/W7128425970","https://openalex.org/W6982404628"],"abstract_inverted_index":{"Em":[0],"dois":[1],"meses,":[2],"esse":[3],"trabalho":[4],"se":[5],"prop\u00f4s":[6],"a":[7,35,86,98,103,114,124,130,134,139,177,208,212,224,279],"avaliar":[8],"um":[9,13,26],"sistema":[10,60,148],"que":[11,127,146],"disponibiliza":[12],"grande":[14],"modelo":[15,137],"de":[16,31,37,39,70,90,95,172,185,193],"linguagem":[17],"(LLM)":[18,216],"para":[19,63,122,158],"conversar":[20],"com":[21,28,34,66],"o":[22,119,147,170],"usu\u00e1rio,":[23],"ou":[24,52,188],"seja":[25],"chatbot,":[27,225],"arquitetura":[29],"avan\u00e7ada":[30],"retrieval-augmented-generation":[32],"(RAG)":[33,231],"possibilidade":[36],"uso":[38,171,191],"4":[40],"diferentes":[41],"t\u00e9cnicas.":[42],"Cada":[43],"uma":[44,80],"dessas":[45],"t\u00e9cnicas":[46,180],"poderia":[47],"ser":[48,64],"usada":[49],"em":[50,183],"conjunto":[51],"isoladamente,":[53],"dependendo":[54],"da":[55,100,116],"escolha":[56],"do":[57,83,136,162],"usu\u00e1rio.":[58],"Esse":[59],"foi":[61],"planejado":[62],"alimentado":[65],"documentos":[67],"sobre":[68],"estimativa":[69],"chuva":[71],"por":[72],"sat\u00e9lite":[73],"e":[74,92,110,138,164],"atuar":[75],"dentro":[76],"desse":[77],"dom\u00ednio.":[78],"Buscando":[79],"compreens\u00e3o":[81],"aprofundada":[82],"projeto,":[84],"dividiu-se":[85],"avalia\u00e7\u00e3o":[87,99,115],"na":[88,93,150],"etapa":[89,94],"busca":[91,101],"gera\u00e7\u00e3o.":[96],"Para":[97,113],"usou-se":[102,118],"m\u00e9trica":[104,125],"mean":[105,301],"reciprocal":[106,302],"rank":[107,111,303,308],"(MRR),":[108,304],"recall@4":[109],"m\u00e9dio.":[112],"gera\u00e7\u00e3o":[117],"framework":[120,317],"BERT-score":[121],"obter":[123],"faithfulness":[126,323],"quantifi":[128,326],"ca":[129],"semelhan\u00e7a":[131],"sem\u00e2ntica":[132],"entre":[133],"resposta":[135,140],"certa.":[141],"Os":[142],"resultados":[143],"obtidos":[144],"mostram":[145],"consegue,":[149],"maioria":[151],"das":[152,179],"vezes,":[153],"buscar":[154],"as":[155,160],"informa\u00e7\u00f5es":[156],"relevantes":[157],"responder":[159],"quest\u00f5es":[161],"usu\u00e1rio":[163],"produzir":[165],"respostas":[166],"corretas.":[167],"No":[168],"entanto,":[169],"LLMs":[173,368],"pequenos":[174],"afeta":[175],"muito":[176],"efici\u00eancia":[178],"avan\u00e7adas,":[181],"resultando":[182],"buscas":[184],"qualidade":[186],"semelhante":[187],"inferior":[189],"ao":[190],"tradicional":[192],"RAG.":[194],"ABSTRACT:":[195],"Over":[196],"the":[197,220,234,255,283,285,290,294,298,312,315,322,328,332,336,344,349,364,373],"course":[198],"of":[199,242,282,348,366,375,390],"two":[200],"months,":[201],"this":[202],"work":[203],"set":[204],"out":[205],"to":[206,217,236,262,272,320,355,385],"evaluate":[207],"system":[209,259,345],"that":[210,222,275,343,382,389],"provides":[211],"large":[213],"language":[214],"model":[215],"converse":[218],"with":[219,233,265],"user,":[221],"is,":[223],"featuring":[226],"an":[227],"advanced":[228,376],"retrieval-augmented":[229],"generation":[230,295,313],"architecture":[232],"option":[235],"use":[237,365],"four":[238],"different":[239],"techniques.":[240],"Each":[241],"these":[243],"techniques":[244],"could":[245],"be":[246,263],"used":[247,319],"either":[248],"in":[249,351,379],"combination":[250],"or":[251,386],"individually,":[252],"depending":[253],"on":[254,267],"users":[256],"choice.":[257],"This":[258],"was":[260,287,318],"designed":[261],"fed":[264],"documents":[266],"satellite":[268],"rainfall":[269],"estimation":[270],"and":[271,293,306,335,359],"operate":[273],"within":[274],"domain.":[276],"To":[277],"achieve":[278],"deep":[280],"understanding":[281],"project,":[284],"evaluation":[286],"divided":[288],"into":[289],"retrieval":[291,299],"stage":[292],"stage.":[296],"For":[297,311],"evaluation,":[300,314],"recall@4,":[305],"average":[307],"were":[309],"used.":[310],"BERTscore":[316],"obtain":[321],"metric,":[324],"which":[325],"es":[327],"semantic":[329],"similarity":[330],"between":[331],"models":[333],"answer":[334,356],"correct":[337,361],"answer.":[338],"The":[339],"results":[340],"obtained":[341],"show":[342],"succeeds,":[346],"most":[347],"time,":[350],"retrieving":[352],"relevant":[353],"information":[354],"user":[357],"questions":[358],"producing":[360],"responses.":[362],"However,":[363],"small":[367],"sig-":[369],"nifi":[370],"cantly":[371],"impacts":[372],"effectiveness":[374],"techniques,":[377],"resulting":[378],"search":[380],"quality":[381],"is":[383],"similar":[384],"lower":[387],"than":[388],"traditional":[391],"RAG":[392],"usage.":[393]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-08-31T00:00:00"}