查询词典 trilateration

Simulation experiments prove that this algorithm can obviously improve the location accuracy compared to trilateration.

仿真表明该算法比基于RSSI的三边测量法定位算法的定位精度有较大提高。

Geolocation on web-based social network services can be IP-based or use hotspot trilateration.

地理位置基于Web的社交网络服务可以基于IP的或使用的热点边。

The simulation results show that our robust trilateration positioning method is really more precise than positioning methods with fixed PLE for every path.

而透过二个模拟实验，可以得知此改善的定位系统可以获得好的定位精确度。

Positions outside this area are discarded, so is point B.This assumption replaces the third satellite which would in theory be required for the process of trilateration.

位置在这一地区以外丢弃，那么B点这个假设取代了第三颗卫星，在理论上将所需的过程 trilateration。

This research focuses on evaluating the accuracies of trilateration and offset methods. In this research, two accident scenes are setup: one is on the flat road, and another one is on the hill.

除此之外，本研究在直角坐标法中，增加距离的观测量，配合三角几何条件，藉此弥补基准线与基准线外之测量点的连线不成直角的情形。

In this paper the accuracy of the precision engineering control networks (Trilateration and Triangulation), established by using modern electronic distance measuring instruments and theodolites is discussed, and the method of optimization design is proposed that is based on the theory of probability and error propagation and applying the error ellipses to analyze the position accuracy of the points.

本文论述用近代光电测距仪及经纬仪建立的精密工程控制网的精度，并提出基于概率论与误差传播理论的、用误差椭圆来分析点位精度的优化设计方法。建议的平差计算与精度评定方法以专用的计算机程序来完成。

Trilateration can cause significant errors without aiming at the target. As for the offset method, it would have wrong positions if the angle is not 90 degrees.

为了探讨这两种方法的正确性，本研究以将上述二法分别在平地及斜坡施测，将所获得之结果与电子光波经纬仪的结果做一比较。

Wireless sensor networks;node location;RSSI;triangle and centroid location algorithm;trilateration algorithm

无线传感器网络；节点定位；RSSI；三角形质心定位算法；三边测量法

Based on the attenuation model of plume source, this paper studies the location of the plume source using maximum likelihood estimation algorithm and direct trilateration algorithm.

本文基于气体污染源浓度衰减模型，首次采用极大似然预估算法、直接三边测距算法对气体污染源定位进行了对比研究。

In addition to trilateration and offset method with tapes and walking measuring wheels, a total station is employed to measuring angles and distances. With the measured angles and distances, the correct positions are calculated with the geometric principles.

从实验所获的的数据，本研究发现﹕运用直角坐标法，可获得接近电子光波经纬仪的量测结果；亦即，在绘制交通事故现场图时，直角坐标法所获的结果较三定点法佳。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。