According to the feature of mass discrete data, an efficient retrieval method is stated by referring to the philosophy of distributive database, parallel computing, grid computing and multi-threading.

本文针对海量离散数据的特点，借鉴分布式数据库、并行运算、网格计算及多线程的思想，提出了一套海量离散数据快速检索方法。

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This paper presents a dynamic construction algorithm for the multi-resolution terrain model based on the large scale GRID data or discrete elevation data.

论述了一种基于大规模格网数据或离散高程点动态构建多分辨率地形模型的算法。

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