例句與造句

1. Observation is particularly important where there is no permanent record of activities - discrete observation can reveal whether there is improper access to a restricted area
   對于沒有持續(xù)性記錄的活動來說，實地觀察法是一種非常有效的方法。持續(xù)的觀察可以發(fā)現(xiàn)是否有不正確進(jìn)入受限制區(qū)域的行為。
2. Two kinds of risk measures are considered , volatility and value at risk ( var ) . some methods based on our local polynomial estimator and some other recent work to calculate the volatility based on discrete observations are given . a time dependent value at risk ( tvar ) based on stochastic processes is defined
   我們主要考慮金融風(fēng)險度量的兩種方法，一是波動率，我們給出了一些基于離散觀察的波動率的計算方法；二是在險值( var ) ，我們定義了一種基于隨機過程的在險值，稱為時變在險值
3. It's difficult to find discrete observation in a sentence. 用discrete observation造句挺難的