中文摘要：

针对传感器网络中数据分布特性,提出了两种数据压缩方法,能有效压缩传感器感知数据,减少网络中的节点能量耗费,并通过模拟实验验证了所提方法的有效性。

英文摘要：

Two data compression methods have been proposed, according to distribution in sensor networks. These methods can compress sensed data and the characteristics of data reduce the network nodes energy consumption efficiently. The experiments evaluate the efficiency of the proposed methods.