sign function

基本解釋

Furthermore, in order to reduce the chattering phenomenon, the sign function in sliding-mode controller is replaced by the saturation function.
進(jìn)而，在滑?？刂破髦杏忠腼柡秃瘮?shù)取代符號(hào)函數(shù)，進(jìn)一步減弱“抖振”現(xiàn)象。
Using multi-layer perceptions network of sign function, a helicopter inverse dynamic model based on neural network, taking SH-2G as an example, is established.
以SH-2 G直升機(jī)辨識(shí)模型為對(duì)象，采用開(kāi)關(guān)作用函數(shù)的多層感知器網(wǎng)絡(luò)，建立了直升機(jī)的動(dòng)態(tài)逆神經(jīng)網(wǎng)絡(luò)模型。
On the basis of analyzing the control step for ice conversing to hydrate and introducing the sign function, the unreacted core shrinking model for hydrate formation was proposed.
在對(duì)冰轉(zhuǎn)化為水合物控制步驟分析的基礎(chǔ)上，引入符號(hào)函數(shù)并提出一個(gè)改進(jìn)的未反應(yīng)核收縮模型來(lái)描述冰轉(zhuǎn)化為水合物的動(dòng)力學(xué)。

And the reason that we now on the second line have the equal sign is because this function GetString has what's called a return value.
我們之所以,在第二行代碼GetString前面加上等號(hào),是因?yàn)檫@個(gè)函數(shù)會(huì)帶回一個(gè),返回值。
哈佛公開(kāi)課 - 計(jì)算機(jī)科學(xué)課程節(jié)選

Now in its nineteenth version, though, it's finally getting a desktop, making it look and function a little more like a traditional OS. When you sign in for the first time, you'll see an expanse of wallpaper, with a row of apps pinned to the bottom of the screen -- not unlike the Taskbar in Windows 7.
ENGADGET: Chrome OS review (version 19)
Not only did it improve patients' lung function, it lowered the amount of salt in their sweat, a sign that it may combat CF at its biological root.
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