{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1050845762815535232.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"URI","@value":"https://ipsj.ixsq.nii.ac.jp/records/12685"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"4725732"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/4725732"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I4725732"}},{"identifier":{"@type":"NAID","@value":"110002724986"}}],"resourceType":"学術雑誌論文(journal article)","dc:title":[{"@value":"位相空間データモデルUniverseでの空間，時間，時空間データ表現"},{"@language":"en","@value":"Representation of Spatial, Temporal, and Spatio - temporal Data in the Topological Space Data Model Universe"},{"@language":"ja-Kana","@value":"イソウ クウカン データ モデル Universe デ ノ クウカン ジカン ジクウカン データ ヒョウゲン"}],"dcterms:alternative":[{"@value":"データベース"}],"dc:language":"ja","description":[{"type":"Other","notation":[{"@value":"時間的に変化する空間データを時空間データという. 従来  時間的に不連続に変化する時空間データモデルが研究されてきたが  現在では時間に関して連続的に変化する時空間データのためのデータベースモデルが求められている. この課題を解決するため  我々は位相空間データモデルUniverseを提案する. 位相空間データモデルUniverseは  時間データと空間データと時空間データを統一して表現・検索することを目的として  これら3種のデータを位相空間という形で抽象化する. そしてUniverseは抽象化された位相空間を表現・検索するためのデータ表現と演算子を提供する. 提案されたデータ表現と演算子を説明すると同時に  時空間データベースへの応用について述べる."}]},{"type":"Other","notation":[{"@value":"Spatio-temporal data are such spatial data as change over time. Data models for spatial databases have been studied and presented. In these models, no time-dimension is provided, so objects are supposed to change neither their shaped, nor their positions. Recently, spatial data models with time-dimension, called spatio-temporal data models, have been requested for modeling real world where objects change their positions and shapes over time. This paper presents such a data model based on a mathematical notion to represent gradual changes of objects. This model, named Universe, transforms spatio-temporal data into topological spaces. Universe supports a set of operators and predicates on the topological spaces so that users can retrieve any time-varying data in a uniform way. How to represent spatio-temporal data in Universe and how to use the operators provided by Universe for spatio-temporal queries are discussed in this paper."}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1070845762815535233","@type":"Researcher","foaf:name":[{"@value":"黒木, 進"},{"@value":"牧之内, 顕文"}]},{"@id":"https://cir.nii.ac.jp/crid/1070865265061202048","@type":"Researcher","foaf:name":[{"@value":"Susumu, Kuroki"},{"@value":"Akifumi, Makinouchi"}]}],"publication":{"publicationIdentifier":[{"@type":"ISSN","@value":"18827764"},{"@type":"NDL_BIB_ID","@value":"000000031995"},{"@type":"ISSN","@value":"03875806"},{"@type":"LISSN","@value":"03875806"},{"@type":"NCID","@value":"AN00116647"}],"prism:publicationName":[{"@value":"情報処理学会論文誌"}],"dc:publisher":[{"@value":"東京 : 情報処理学会"}],"prism:publicationDate":"1999-05-15","prism:volume":"40","prism:number":"5","prism:startingPage":"2404","prism:endingPage":"2416"},"url":[{"@id":"https://ipsj.ixsq.nii.ac.jp/records/12685"},{"@id":"http://id.ndl.go.jp/bib/4725732"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I4725732"},{"@id":"http://id.nii.ac.jp/1001/00012685/"}],"foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=%E8%AB%96%E6%96%87","dc:title":"論文"}],"dcterms:subject":[{"subjectScheme":"Other","notation":[{"@value":"論文"}]}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1050564287829735680","@type":"Article","resourceType":"記事(article)","relationType":["cites"],"jpcoar:relatedTitle":[{"@value":"画像データベース：画像の内容検索 -電子美術館への応用-"},{"@language":"en","@value":"Visual Interaction with Image Database Systems : Electronic Art Gallery ART MUSEUM"},{"@language":"ja-Kana","@value":"ガゾウ ノ ナイヨウ ケンサク デンシ ビジュツカン エ ノ 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