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- Oriented object model mapping to entity relation model in ERP system ERP系统中对象模型向实体关系模型的映射
- As always, we represent an E/R relationship in the relational model by a relation whose schema has the key attributes of the related entity sets. 如果我们采用E/R模型来进行设计,我们的一个任务就是要搞清楚如何将E/R设计转换为关系模型的设计。
- The semantic category determines the slot relation model of the noun phrases. 名词的语义类别决定了名词短语的槽关系模型。
- Meanwhile, the method is operated easily, The paper also introduces assistant designing tools which is named EROM (Entity Relation Computer Method) for database. 同时该方法可操作性较强。 本文还介绍了自行设计的ERCM数据库辅助设计工具。
- The declarative query language KBL is an extended Datalog, which is adaptable to non-first normal form relation model. 描述性查询语言KBL是DATALOG针对于非一范式关系模型的扩充。
- In makes an applied multi-level relation model to be basement of security database for following the BLP model. 为了适应BLP模型,采用一种实用的多级关系模型作为安全数据库的基础,这是原有关系模型的扩展。
- Based on the relation model, two algorithms named CTG and CTG-T about tasks scheduling were proposed. 在测试任务关系模型的基础上,提出了两个任务调度算法:CTG算法和CTG-T算法。
- To implement the relational model for the same partial LIMS schema presented in Fig. 1 for the hierarchical model, tables would need to be created for each entity relationship in the schema. 实施关系模型为同样部份LIMS 图解提出了在图1为等级模型, 桌会需要被创造为各个个体关系在图解。
- The ELECTRE method is a relation model based on outranking relation, which is the key of this method. ELECTRE方法是建立在级别高于关系基础之上一种关系模型,级别高于关系是该方法的核心思想。
- The theory reference of the emergency relation was also given through the relation model for the inf... 事件关系数学模型分析了突发事件之间的关系,为突发事件之间的关系分析提供理论参考。
- Study about automatic entity relation extraction 实体关系的自动抽取研究
- Based on the spectrum of Mean Sea Level (MSL) and the relation model between two tidal stations, the mathematical model for hydrographic datum transfer are studied. 基于平均海面的频谱结构和两验潮站潮位之间的关系模型,对基准面传递的方法原理进行了理论研究。
- named entity relation extraction 命名实体关系抽取
- The paper, first using externality theory, by cost-revenue relation model, analyzes main reasons that the scenic operator doesn't protect spot. 摘要首先利用外部性理论,通过成本与收益的关系模型,分析了经营者不愿对景区资源实施保护的原因。
- The quantitative relation model was established between the fundamental or sum frequency and properties of straight chain alkanes. 在此基础上建立了直链烷烃的物化性能与基频和总频之间的定量相关模型.
- We improve the algebra of standard SQL with this spatial relation model,design and implement a multi-dimensional qualitative spatial query language MQS-SQL. 利用该模型扩充了标准SQL语言的关系代数;实现了混合维定性空间查询语言MQS-SQL.
- Abstract: Based on the spectrum of Mean Sea Level (MSL) and the relation model between two tidal stations, the mathematical model for hydrographic datum transfer are studied. 摘 要: 基于平均海面的频谱结构和两验潮站潮位之间的关系模型,对基准面传递的方法原理进行了理论研究。
- ER() also gives a set of integrity rules.ER() expends relation model and relation algebra and uses object oriented and relation model to present multidimensional data. ER()给出了一组完整性规则.;扩充了关系模型和关系代数;使得能用关系对象模型表示多维数据
- Entity Relation Extraction Method Using Semantic Pattern 用语义模式提取实体关系的方法
- Two relation models between the drill footage and proved reserves are introduced: Gompertz model and Exponential model. 摘要为估算油气探明储量,介绍了探井进尺和探明储量间的2种统计模型:龚帕兹模型和指数模型。
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