Although there are many means to forward data in sensor network, how to reliably deliver sensing data through a vast field of small, vulnerable sensors remains a research challenge.
尽管现在有多种用于传感器网络的数据转发方法,怎样在一组微型、较脆弱的传感器构成的大型网络中可靠地传递数据仍然是研究的重点。
The wireless sensor network routing has shortcoming which the data cannot reach in certain topology when completely uses the no state routing based on positional information, namely death points.
基于位置信息的无线传感器网络如果完全采用无状态的方式路由,在某些拓扑结构中存在数据不可到达的缺陷,即死亡点的问题。
A new distributed algorithm of data compression of hierarchical cluster model in sensor network is proposed.
提出一种传感器网络中层次簇模型的分布式数据压缩算法。
In a data - centric sensor networks, data management is the critical technique to the network application.
传感器网络以数据为中心的特点,使得感知数据管理成为网络应用的核心技术。
There are many redundances and errors in the data acquired from wireless sensor network, which has bad effect in the dependability of the data.
无线传感器网络中采集的数据存在着较大的冗余与误差,且影响数据的可靠性。
In order to reduce the energy consumption and ensure the security in wireless sensor network, the secure data aggregation algorithm based on pattern codes was designed.
为了降低无线传感器网络能耗,保障网络安全,设计了一种基于模式码的安全数据融合算法。
These problems make the reliability of data transmissions in wireless sensor network under great restriction.
以上问题使得在无线传感器网络中数据传输的可靠性受到很大限制。
For example, sensor data can be collected from one or more sensor nodes in a network.
例如,可以从网络中的一个或多个传感器节点采集传感器数据。
Realize the function of processing data in deep hole diameter measuring by the wireless sensor network to avoid the malpractice which exists in the traditional method.
由无线传感器网络节点来实现深孔测径中数据采集处理功能,以避免传统方法中存在的弊端。
As the energy of sensor nodes mainly is consumed in transmitting data, reducing the amount of data transmitted can extend the network lifetime.
由于传感器节点的能量主要消耗在传输数据上,所以减少节点数据传输量可以有效延长网络生命期。
The application of wireless sensor network in the Coal Mine Safety Monitoring System is discussed and its major task is data collection and transmission.
探讨了无线传感器网络在煤矿安全监测系统中的应用,其主要任务是数据的采集和传送。
In this paper, we propose four compressing methods according to the different data characteristic of sensor network.
基于传感器网络数据的不同特性,本文提出了四种数据压缩方法。
This paper advances an invasion detection model in the network security based on multi-sensor data fusion, and introduces in detail the structure of invasion detection system.
提出了网络安全中基于多传感器数据融合技术的入侵检测模型,并对入侵检测系统的体系结构进行了详细介绍。
Nowadays, data aggregation is hotspot of research in wireless sensor network, and is one of important technology about saving energy.
数据聚合技术是目前无线传感器网络中的研究热点,同时也是一种重要的节能技术之一。
Data fusion technology is one of the important measures of reducing the data traffic, saving the energy of the nodes and prolonging network lifetime in wireless sensor network (WSN).
无线传感器网络中,数据融合技术是降低网络数据通信量、节省节点能耗和延长网络寿命的重要措施之一。
In-network studies of wireless sensor networks include network routing, data fusion, topology control, etc.
无线传感器网络自身系统的研究包括网络路由、数据融合、拓扑控制等等。
Then analyse the problem of the software in this wireless sensor network system, investigate data collection, and designs the network protocol for signal sending and receiving.
并且分析本文所开发的无线传感器网络系统的软件实现所考虑的问题,研究设计实现数据采集和信号收发的网络协议。
Wireless sensor network nodes can collaborate on real-time monitoring, such as tasks, and the collected mass data processing, and then sent through a wireless network in a timely manner to the user.
无线传感器网络中的各个节点相互协作可以进行实时监测,感知和采集测试对象的各种信息,并把收集到的海量数据进行处理,然后通过无线网络及时发送给用户。
In this paper, a method of multi-sensor data fusion using neural network in integrated navigation system is given, and then a fault-tolerant algorithm is proposed.
研究了应用线性网络对组合导航多传感器信息进行融合的方法,在此基础上提出了一种神经网络组合导航容错算法。
But the link quality of WSN is unstable and the network easily has nodes failures, so the data loss is an open problem in wireless sensor network.
由于低功耗无线通信不确定性、链路质量不稳定性以及节点失效等问题,传感器网络很容易导致路由数据包丢失。
If deploying sensor nodes in general way, i. e. deploying nodes uniformly in the network, sensor nodes nearby the base station will use up energy soon and the base station can't collect data anymore.
如果采用通常的方法,即均匀布置传感器节点,则基站附近的节点将很快消耗完能量,基站也就无法收集数据。
Through the use of the sensor network by a large number of sensor nodes, researchers can collect continuously high-precision data interested in the environment.
通过使用由大量互联的传感器节点组成传感器网络,研究人员可以对感兴趣的环境进行不间断的高精度数据搜集。
To that end papers in wireless sensor network technology in the temperature and humidity data acquisition system of work.
为此论文开展于无线传感器网络技术的温湿度传感器数据采集系统的研制工作。
Meanwhile, network topology control has a significant impact on the data compression algorithm in the wireless sensor network, which is large-scale, distributed and self-organizing.
同时,无线传感器网络是一种大规模分布式的自组织网络,网络拓扑控制对数据压缩算法影响很大。
Meanwhile, network topology control has a significant impact on the data compression algorithm in the wireless sensor network, which is large-scale, distributed and self-organizing.
同时,无线传感器网络是一种大规模分布式的自组织网络,网络拓扑控制对数据压缩算法影响很大。
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