A key obstacle to high accuracy location is the Non Line of Sight (NLOS) transmission of signal in wireless sensor network node localization. NLOS error is the main source of location error.
在无线传感器网络定位中，节点精确定位面临的一个主要问题是信号的非视距传播，非视距误差是节点定位误差的主要来源。
The accuracy of node localization is crucial for many applications of Distributed Sensor Network(DSN).
节点定位的精确性在分布式传感器网络的许多应用中都起着至关重要的作用。
And node localization technology is one of the main supporting technologies in a wireless sensor network. The correct positioning of the node itself is the premise of providing monitoring information.
而节点定位技术是无线传感器网络的主要支撑技术之一，节点自身的正确定位是提供监测信息的前提。
At present, there are many technical difficulties in the research of Wireless Sensor Network, the node localization, which associates closely with many practical application, obtains more attention.
目前，无线传感器网络仍然存在一些技术上的难点，节点定位技术与很多实际应用有着密切的联系，因而受到关注。
The invalid and erroneous node localization can have a destructive impact to WSN application, which can lead to false supervision results, crack down of network etc.
由于无线传感器网络被部署的环境恶劣，节点很容易受到各种针对定位系统的攻击，从而导致定位失效。
In recent years, wireless sensor networks have become research focus and node localization in wireless sensor network is the main supporting technologies.
无线传感器网络近年来已经成为国内外研究的一个热点，其中，节点定位技术是无线传感器网络的主要支撑技术之一。
In order to make node self-localization precision satisfy the need of varied network size, hybrid-hop Monte-Carlo method is proposed to solve the constraint of low anchor node density.
为了使传感器节点自定位精度能够适应于不同网络规模应用的需要，提出了多跳跃蒙特—卡罗节点定位方法，解决了锚节点密度低的应用限制。
In order to make node self-localization precision satisfy the need of varied network size, hybrid-hop Monte-Carlo method is proposed to solve the constraint of low anchor node density.
为了使传感器节点自定位精度能够适应于不同网络规模应用的需要，提出了多跳跃蒙特—卡罗节点定位方法，解决了锚节点密度低的应用限制。
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