Methods on accuracy evaluation of text classifier 文本分類器準確性評估方法
Gunnery accuracy evaluation is an important means of testing the ammunition performance of shooting arms 射擊精度測量是檢驗射擊類武器彈藥性能的重要手段。
This dissertation researches some questions about accuracy evaluation of trajectory measurement system and trajectory reconstruction 本論文研究了彈道測量系統(tǒng)精度評估和彈道重建的相關(guān)問題。
Based on transmission model of robot pose information and pose accuracy evaluation index system which have been studied , this paper derives the formulae of main pose accuracy evaluation index using planar scara robot as an example 摘要基于機器人位姿信息傳輸模型及所研究的位姿精度評價指標體系,本論文以平面scara機器人?例,推導了主要位姿精度評價指標的計算公式。
In this paper , the theories and techniques of data quality control are thoroughly studied by taking pudong construction and management geographic information system ( js - gis ) , including error analysis and accuracy evaluation of digitized data , sample tests of housing surveying product , the principle and method of disfigurement measurement of attribute data based on sampling theories , and total quality control techniques of gis data . these methods are implemented in the construction of js - gis . the main contents are as follow : 1 本論文以浦東建設(shè)管理地理信息系統(tǒng)( js _ gis )為例對gis數(shù)據(jù)質(zhì)量控制的一些具體內(nèi)容進行了研究,包括數(shù)字化數(shù)據(jù)誤差分析以及精度評定、房產(chǎn)測量成果的抽樣檢驗、屬性數(shù)據(jù)缺陷率度量的抽樣原理和方法、 gis數(shù)據(jù)的全面質(zhì)量控制方法,并將這些方法應用于js _ gis中,主要內(nèi)容有: 1 、介紹js _ gis的系統(tǒng)組成,對js _ gis中數(shù)據(jù)的主要構(gòu)成以及數(shù)據(jù)采集進行分析。