例句與造句

1. Before the bp neural net forecast fire size class , it needs a process of studying from sample data . the neural net adjusts the weight value and threshold value according to the sample so as to give the linking weight value and threshold to low the difference between output from itself and the expected value
   Bp網(wǎng)絡(luò)在應(yīng)用于預(yù)測預(yù)報之前，需要一個網(wǎng)絡(luò)學(xué)習(xí)過程，網(wǎng)絡(luò)根據(jù)輸入的訓(xùn)練（學(xué)習(xí)）樣本進(jìn)行自適應(yīng)、自組織，確定各神經(jīng)元的連接權(quán)w和閾值。
2. The forest fire size class forecasting may success through many times practices if the atmosphere circulating current index and fire index are known . in the web , subscribers may forecast the class of the forest fire size using the program in the local database and get the interesting regional view which is shown by the gis software
   本文實現(xiàn)了在提供地理空間數(shù)據(jù)的本地數(shù)據(jù)庫的森林火險的預(yù)測，在基于網(wǎng)絡(luò)環(huán)境下，用戶可以在預(yù)測程序中得到森林火險的等級，并能使得地理軟件顯示出要預(yù)測地區(qū)的森林火險的視圖。
3. It's difficult to find fire size class in a sentence. 用fire size class造句挺難的