tree structures

First, three common word segmentation dictionary systems and the dictionary system based on double-character-hash-indexing, Patricia tree and four-character-hash-indexing are studied and explored. Some questions are found in these systems and the unreasonable structures are improved.

本文对三种典型的分词词典机制、基于双字哈希的词典机制、基于PAT树的词典机制及四字哈希词典机制进行了探讨与研究，并针对这些机制存在的问题提出了改进措施。

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Simultaneously, in order to obtain the diversity of tree structures, We coupled Monte Carlo procedure with a classification tree algorithm, and skillfully constructed a novel tree kernel by using the fuzzy pruning strategy and ensemble strategy.

同时为得到结构多种多样的树，我们将蒙特卡洛方法耦合到分类树算法中，通过使用fuzzy修剪和集成策略，巧妙地构造了一种新颖的树核。

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Segments and Internal Structures of The Spinal Cord of Tree Shrews

树跑脊髓的节段和内部结构

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WPF supports programmatic access to several different tree structures of objects.

WPF支持对对象的几种不同树结构进行编程访问.

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Thirdly, it gives a deep research of the structure and data memory form of file, the logical organization and memory form of tree, devised three file structures which include device configuration file, function configuration file and graphics interface file.

其次，深入研究了文件的组织结构、数据存储形式、树的逻辑结构及存储方法等，设计了设备配置文件、功能配置文件、图形界面文件三种文件存储结构；

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The effects of mixed air pollution from factories on structures of evergreen tree leaves

工厂大气混合污染对常绿树叶片组织的影响

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The results show that terrain features extracted by the UDT model and JLT methods are more complete and possess tree structures than using the former Delaunay triangulation method.

结果表明：与传统Delaunay三角网方法相比，利用联合Delaunay三角网和三角形局域连接方法能自动提取更完整的具有树结构的地形特征线。

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Give the tree structures for the following sentences-include IPs and CPs.

画出下列句子的树形图,包括含字尾变化的片语(IP)和补语片语(CP).

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Difference in Protective Effects of Farmland Shelterbelts with Different Structures of Tree Species

不同树种结构对农田防护林效益的影响机制

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