?drop out

drop out發(fā)音

英：　　美：

drop out中文意思翻譯

常用釋義：退出

退出，脫離；輟學(xué)

退出；退學(xué)；脫離

drop out常用詞組：

school dropout───輟學(xué)

drop out雙語(yǔ)使用場(chǎng)景

1、Also, children in disrupted families are nearly twice as likely to drop out of high school.───再者, 父母離異的中學(xué)生退學(xué)率幾乎要高出一倍.

2、If you do not like the idea, drop out.───如果你不贊成這個(gè)計(jì)劃, 你可以退出.

3、He had injured leg and had to drop out of the race.───他的腿傷了,不得不退出比賽.

4、You cannot drop out of school and just drop into a good job.───你不能指望輟學(xué)后能碰上個(gè)好工作.

5、You'd be crazy to drop out.───你要退學(xué)真是發(fā)瘋了.

6、Michener had heard how the talented student had to drop out of school to work.───麥切納曾經(jīng)聽(tīng)人講過(guò)這位才華出眾的學(xué)生是如何被迫輟學(xué)去工作.

7、The rest of you can stay in or drop out, just as you wish.───你們其余的人可以參加,可以退出, 隨你們便.

8、I shall drop out of the competition, shall not I?───我該退出競(jìng)賽, 是不是?

9、He was set on encouraging his best friend to drop out of school.───他被煽動(dòng)鼓勵(lì)他最好的朋友輟學(xué).

10、Morse was yet another name that appeared before walrus and seems to have spread to other languages only to drop out of use in English.───莫爾斯是海象出現(xiàn)之前的另一個(gè)名字，且似乎已經(jīng)傳播到其他語(yǔ)言，唯獨(dú)在英語(yǔ)中卻不再使用。

11、Never drop out of a race.───–決不要在比賽中途退出.

12、Back in Anhui , he might drop out , as do many children of migrants.───而回到安徽, 葉云豪可能會(huì)和其他許多民工子女一樣徹底失學(xué)了.

13、So, at 24, I decided to drop out.───于是24歲那年, 我決定中途退學(xué).

14、When a young employee was left paraplegic and depressed after a car accident, Ella gave an office job and refused to let her drop out of college.───當(dāng)一個(gè)年輕的雇員在一次車(chē)禍后截癱且精神不振的時(shí)候，艾拉給了她一份辦公室工作，并拒絕讓她退學(xué)。

15、Also, a lot of students droped drop out.───也有一些學(xué)生未能完成學(xué)業(yè).

16、He hurried on, lest he should drop out in the forced match.───他加快步伐, 生怕在急行軍中掉隊(duì).

17、Children who are forced to drop out of school hope they can come back.───被迫輟學(xué)的孩子們希望能回到學(xué)校讀書(shū).

18、The necrotic tissue may drop out.───壞死組織會(huì)脫落.

19、I had injured my leg and had to drop out of the race.───我傷了腿,只好退出競(jìng)賽.

20、If you drop out of this race, you can't join in the national races.───如果你退出這次比賽, 就不能參加全國(guó)比賽了.

21、Research suggests that children whose parents split up are more likely to drop out of high school.───研究顯示父母離異的孩子更有可能在中學(xué)輟學(xué)。

22、None [ Three ] of the runners dropped out . If you do not like the idea , drop out.───賽跑的人全都跑到底了 [ 有三個(gè)沒(méi)跑到底 ].

23、Victor had to drop out in his junior year when he developed lung trouble.───維克多在大學(xué)三年級(jí)時(shí)因患肺病而不得不退學(xué).

24、Other media reps begin to drop out.───其他媒體的代表也開(kāi)始放棄這一會(huì)議.

25、The workers decided to drop out of the organization.───工人們決定退組織.

26、People who drop out early return with food, drink and encouragement for those still standing.───提前退出者會(huì)帶著食品 、 飲料回來(lái)給那些繼續(xù)堅(jiān)持的人以鼓勵(lì).

27、He had to drop out of the race because his leg was injured.───因?yàn)樗哪_受傷了,他不得不退出比賽.

28、Research suggests that children whose parents split up are more likely to drop out of high school.───研究表明，父母離異的孩子更容易從中學(xué)中途退學(xué)。

drop out相似詞語(yǔ)短語(yǔ)

1、crops out───突然發(fā)生；出現(xiàn)

2、drove out───趕走；逐出

3、cop out───逃避；放棄；自首并告密；避重就輕地認(rèn)罪

4、dropout───n.中途退學(xué)；輟學(xué)學(xué)生

5、drop-out───退出；退學(xué)；脫離

6、drop-outs───n.退學(xué)；放棄（dropout的復(fù)數(shù)形式）

7、drop outs───n.退學(xué)；放棄（dropout的復(fù)數(shù)形式）

8、crop out───突然發(fā)生；出現(xiàn)

9、drops out───退出；退學(xué)；脫離

dropout的理解

在神經(jīng)網(wǎng)絡(luò)中，dropout是一種很常用的操作。

在訓(xùn)練的時(shí)候以一定的概率隨機(jī)丟棄網(wǎng)絡(luò)中的某些節(jié)點(diǎn)。

每個(gè)batch的訓(xùn)練都是在訓(xùn)練一個(gè)網(wǎng)絡(luò)，結(jié)果就是很多網(wǎng)絡(luò)的疊加，類(lèi)似bagging

ps. 二項(xiàng)分布：n次相互獨(dú)立的伯努利分布，伯努利分布指的是（0-1）分布。

在 3.1中的步驟2 ，會(huì)除以keep_prob，解釋如下：