statistical accuracy

A statistical tool that is popular for describing diagnostic accuracy is the receiver operating characteristic ( ROC) curve.

为了描述诊断的准确性，越来越普遍使用的统计工具是ROC（receiver operating characteristic）曲线。

Determination of Constant Systematic Error in Statistical Analysis of Accuracy of Form and Position

形位精度统计分析中常值系统性误差的确定

to checked the accuracy of statistical data and to ask for correction of inaccurate statistical data; and

检查统计资料的准确性，要求改正不确实的统计资料；

Some problems of applying statistical test method to missile accuracy evaluation

导弹精度鉴定中应用统计试验法的几个问题

excelling in fulfilling the statistical missions, and in guaranteeing the accuracy and timeliness of the statistical data;

完成规定的统计任务，保障统计资料的准确性、及时性方面，成绩显著的；

Presents a discussion on usual checking criteria of prediction model accuracy in forest practice and derives an index of relative critical error that has definite statistical sense by Freese's hypothetical test construction method.

本文对林业实践中常用的检验预测模型精度的指标进行了讨论，并从Freese提出的假设检验结构的方法中导出一个有明确统计意义的相对临界误差的指标。

This paper introduces the accuracy of 1:500 mapping using 1:3000 airphoto for City cadastral surveying. The statistical data show that the mean square error of object survey points is ± 0.173 meter.

本文介绍了地籍测量作业中利用1∶3000像片测绘1∶500图的精度，统计资料表明物点点位中误差为±0.173米。

The time of statistical experiments c has a kind of influence on prediction results, and the prediction accuracy approached stable when c ≥ 200. ( 3) The prediction accuracy of various Markov chain prediction methods had a suitability to difference distributions.

统计试验的次数c对预测结果有一定的影响，当c≥200时，预测精度趋向稳定。（3）各种马尔可夫链预测方法的预测精度具有对不同分布的适应性。

Improve the Accuracy of Measurement in Commerce of Merchandise Oil by Using Statistical Control Method

应用统计控制方法提高商品油交接的计量准确度

A method combining spatial cluster with data statistical analysis was employed to optimize a land subsidence monitoring network consisted of 86 monitoring points at Tanggu in Tianjin. So the optimized network met with the goal of both maximizing spatial accuracy and minimizing temporal redundancy.

以天津市塘沽区为研究区域，利用空间聚类与数据序列特征分析相结合的方法，对原有86个监测点的地面沉降监测网络进行优化，使优化兼顾了空间均匀分布和最小化时间冗余。