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- The application problem of sign directed graph(SDG) models under varying load conditions of industrial processes is being analyzed according to the processes particularities. 根据变工况的特点分析符号有向图(SDG)模型在变工况环境中的应用问题。
- Based on deep knowledge, SDG (Signed Directed Graph) inference is a self-contained method to effectively diagnosis potential system failures. SDG（符号定向图）方法基于深层知识模型进行推理，是一种完备的揭示系统潜在故障的有效方法。
- In this article, the sensor location work is extended to use the signed directed graph (SDG) representation of the process. 过程系统的SDG图必须进行修改，才可适用于基于故障诊断的传感器配置。
- The fault diagnosis algorithm using SDG(signed directed graph) as a model of the system is useful to operative diagnosis of fault which occurred in processes. 符号有向图(SDG)模型已被用于系统运行操作的故障诊断,系统图模型中节点表示部件,边表示故障传播特征,主要分析已知报警集合寻找潜在故障源的问题。
- SDG (Signed Directed Graph) is a directional net graph that is composed of a series of nodes. 即符号定向图,是由一系列节点与和节点之间有方向的连线(又称支路)构成的网络图。
- On the basis of analyzing the theory of signed directed graph(SDG)technology,practical application of SDG qualitative model in computer aided HAZOP and fault diagnosis was discussed. 在分析符号有向图(SDG)技术的理论基础上,探讨了SDG定性模型在计算机辅助HAZOP安全评价和故障诊断中的实际应用,并针对石化领域中常用的加热炉设备,建立SDG模型进行HAZOP和故障诊断分析。
- In this article, an integrated model combined with Petri net and SDG (Signed Directed Graph) has been presented firstly, which is the first method of modeling.However, this method has advantages. 本文首先对间歇生产过程系统进行了一种模型的建模，该模型将Petri网与SDG(Signed Directed Graph)模型的基本思想相结合，建立了一个将二者元素相结合的整体模型，作为建模的第一种思路。
- sign directed graph (SDG) 符号定向图
- There are a lot of redundancies in the diagnosis result for signed directed graphs use only static symptoms. 符号定向图仅应用系统静态症状,诊断结果存在冗余。
- signed directed graph (SDG) 符号有向图（SDG）
- Signed Directed Graph(SDG) 符号有向图
- Signed direct graph (SDG) 带符号的有向图
- We shall abbreviate "directed graph" to digraph. 我们将把“有方向的图”简称为方向图。
- A control flow graph (CFG) is a directed graph. 控制流程图(CFG)是一个有向图。
- sign directed graph 符号有向图
- The condensation of D is a directed graph with m vertices. D的凝聚图是指一个有m个顶点的有向图。
- Our approach is based on Key Features(KFs) and directed graph. 采用图的和运算,建立了零件公差模型。
- Research on Fault Diagnosis Approach Using Quantitative Knowledge of the Node of Signed Directed Graph 基于符号有向图节点定量化模型的故障诊断方法
- Signs directed traffic to a detour. 路标将来往车辆引向绕行的路。
- Establish the adjacency link of the no direction graph based on VC. 使用VC建立无向图的邻接表。
