The technology and application of auto temporal database in data mining 主動(dòng)時(shí)態(tài)數(shù)據(jù)庫(kù)在數(shù)據(jù)挖掘中的技術(shù)和應(yīng)用
The spatio - temporal analysis operations are important functions of spatio - temporal database 時(shí)空分析操作是時(shí)空數(shù)據(jù)庫(kù)的重要功能。
The implementation of spatio - temporal database system is based on spatio - temporal data modeling 時(shí)空數(shù)據(jù)建模是實(shí)現(xiàn)時(shí)空數(shù)據(jù)庫(kù)系統(tǒng)的基礎(chǔ)。
In this paper , the newly hrms based on temporal database in three facets is studied 本文從以下三個(gè)方面研究了基于時(shí)態(tài)數(shù)據(jù)模型的人力資源管理系統(tǒng)。
The spatio - temporal analysis operations are one of the most important functions in spatio - temporal databases 時(shí)空分析操作是時(shí)空數(shù)據(jù)庫(kù)的重要功能。
Symp . advances in spatial and temporal databases , angra dos reis , brazil , 2005 , pp . 328 - 345 眾所周知, df搜索有一個(gè)回溯操作,導(dǎo)致了一些結(jié)點(diǎn)的重復(fù)訪問(wèn)。
K nearest neighbor search is one of the most important operations in spatial and spatio - temporal databases 在諸如此類的應(yīng)用中,一個(gè)重要的查詢類型就是k最近鄰居knn查找。
Temporal databases store and manage different time - state data , taking time as one of the data attributes managed by systems 時(shí)態(tài)數(shù)據(jù)庫(kù)將時(shí)間作為數(shù)據(jù)的屬性納入系統(tǒng)的管理范疇,存儲(chǔ)和管理多個(gè)時(shí)間狀態(tài)的數(shù)據(jù)。
But the user may define time granularities in their wills . temporal database should support the user to manipulate data in any time unit 時(shí)態(tài)數(shù)據(jù)庫(kù)管理系統(tǒng)tdbms ( temporaldatabasemanagementsystem )應(yīng)提供對(duì)用戶定義時(shí)間的支持。
Temporal database of land use was used to manage increment data in effect and to retrieve the historical data of land use by the method of plot flow 土地利用時(shí)態(tài)數(shù)據(jù)庫(kù)能有效地管理增量數(shù)據(jù),按“圖元流動(dòng)”的方法可實(shí)現(xiàn)土地利用數(shù)據(jù)的歷史回溯。
A temporal database is a database with built-in time aspects, for example a temporal data model and a temporal version of Structured Query Language (SQL).