All these are tree models, except for the Navigation Selection model.
除了导航选择模型外，所有这些模型都是树状模型。
But satisfactory progress has not made in the score functions of decision tree models.
然而，关于决策树评分函数的研究尚未取得令人满意的结果。
In recent years, tree models have aroused extensive interests of physics, probability theory and information theory circles.
近年来，树模型引起了物理学、概率论、及信息论界的广泛兴趣。
The LOD technology is used, and selecting the tree models of different complexities according to different distances improves the speed of rendering.
在绘制时根据不同距离选择不同复杂度的树木模型，加快了渲染的速度。
The fault tree models of ruptured steel wire rope were established in accordance with the characteristic of ruptured steel wire rope in mine hoister.
结合矿井提升机钢丝绳失效的特点，建立了提升钢丝绳断绳故障树模型。
Secondly, Provide one option price demarcation line judge the method base on the premise that the exchange rate change obeys two forks of tree models.
并在汇率变动服从二叉树模型的前提下给出了一种期权价格界限判断方法；
Empirical results show that genetic programming model is more advantageous than traditional statistical models, neural network models and decision tree models in prediction accuracy and robustness.
检验结果表明，该模型在预测精度、实用价值和鲁棒性方面都优于传统的统计模型、神经网络模型和决策树模型。
A vertex tree is built to represent the data structure of the models by octonary subdivision.
以八叉剖分来建立一棵顶点树，用以表示整个网格模型的数据结构。
It displays the modeling projects, the UML models, and their UML diagrams in a directory (tree) view, as Figure 3 shows.
它在目录(树型)视图中显示建模项目、uml模型，及其uml图，如图3所示。
The one I used above is the tree-based API that's provided by all other contemporary object models, such as DOM and JDOM.
上面使用的是基于树的API，所有其他竞争的对象模型如DOM和JDOM 都提供了这样的 API。
Experimental results show that the choice for trend forecasting models can be correctly finished by using GP-decision tree algorithm.
实验结果表明，应用GP决策树算法能够正确完成对趋势预测模型的选择。
Decision tree is one of the models that are often used in classification, and it has been widely researched and applied since it was proposed in 1966.
决策树是分类中常用的模型之一，自1966年被提出以来已经得到了广泛的研究和应用。
And builds some mathematics models. Using these models and methods, some nature scenes are simulated successfully, for example: terrain, tree, leaf and fern etc.
利用以上方法，建立一些描述具体自然对象的数学模型，成功地模拟了山峦、树木、树叶和蕨类等自然景物。
The math models of the tree structure chart and the net structure chart are formed by describing the different road state abstractly.
将各种路况进行抽象化描述，形成了描述高速公路物理结构的树状结构图和网状结构图模型。
The index storage models of the hybrid index mechanism have three models: tree model, hash index model and inverted file model.
混纯索引机造采取的索引亡储模型从要无树、哈希和反排文件三类方式。
These models could be used to generate the standard tables for tree height, dbh, stand density and density control map.
模型可用于编制树高标准表、直径标准表、密度标准表以及密度控制图等。
Experimental results show the new method is at least 20% faster than the existing sequential point tree, and it is much faster in treating the large and complex models, more than 67%.
实验表明，相比于顺序点模型树，新方法的绘制速度更快，加速率至少在20%，特别是在处理大规模复杂模型时的加速率更高，能达67%以上。
Based on the models of minimum risk sum and minimum maximum risk, this paper is concerned with the minimum Steiner tree problems in uncertain networks with interval data.
考虑了在带区间数据的不确定网络中，最小风险和模型以及最小最大风险模型下的斯坦纳树问题。
In the algorithm of mesh simplification based on vertex clustering, a vertex tree is built to represent the data structure of the models by octonary subdivision.
在基于顶点聚类的网格简化算法中，通常对网格模型进行八叉剖分来建立一棵顶点树以表示整个网格模型的数据结构；
And on other hand, the thesis also analyzes the factors that affect the jobs of graduated student by adopting decision tree algorithm, and some valuable models are achieved.
另一方面，本文还利用决策树算法，对影响学生就业的因素进行了分析，得到了一些有价值的模式。
Experimental results show that three of the hierarchical models outperform the traditional "flat" model in terms of tree loss values.
试验结果表明三种层次化模型在树损失的评价指标下比传统的“平面”模型有提高。
Concerning the difficulties in part-of-speech tagging in English present participle, the authors analyzed the drawbacks of Hidden Markov Models (HMM) and proposed Bayesian decision tree model.
针对英文现在分词词性标注这一特定问题存在的难点分析了隐马尔可夫模型(HMM)的不足，提出了贝叶斯决策树模型。
Rough Set and Decision Tree, usually used to analyze the data and the formation of predictive models, are important methods of knowledge discovery and learning.
粗糙集和决策树是知识挖掘和学习的重要方法，通常用来分析数据和形成预测模型。
As one of the applications of the foot model, a shoe tree was built according to the foot model, and different shoe models were designed based on the shoe tree model.
作为足部模型的一个应用，建立了鞋楦模型，然后根据该鞋楦模型试行设计出不同的鞋模型。
Sky sphere, terrain and bridge models were organized together based on the tree structure. Finally, a lifelike scene of bridge was generated.
采用树状结构有效组织地形、天空球和桥梁模型等数据，最终生成以桥梁为主的逼真场景。
Further work should be done in the collection and management of tree architecture data, the development of functional-structural models, the visualization techniques and forestry-oriented application.
但在树木构筑型数据的采集和管理、结构-功能模型的建立、树木可视化技术的研究及面向林业生产等方面仍需要大量的工作。
This method constructs a semantic tree for 3D models firstly.
该方法首先为三维模型构造语义树；
Based on the feature of the wind speed, the forecasting models of wind speed in the aweather area of the firebreak tree belt had been established using the multi_model optimization.
根据风速的分布特征，采用多模型选优的方法，确定了山脊防火林带迎风面的相对风速预测模型。
Based on the feature of the wind speed, the forecasting models of wind speed in the aweather area of the firebreak tree belt had been established using the multi_model optimization.
根据风速的分布特征，采用多模型选优的方法，确定了山脊防火林带迎风面的相对风速预测模型。
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