gradient

词根词缀:

词根
grad(i)= step, degree, to walk 步;度, 级;走

centigrade adj. 百分度的

centi 百 + grad 步;度,级;走 + e → 百分度的

degrade v. 降级;退化

de 向下 + grad 步;度,级;走 + e → 向下走 → 降级

downgrade v. 贬低,降低

down 向下 + grad 步;度,级;走 + e → 向下走 → 降低

gradation n. 等级;层次

grad 步;度,级;走 + ation 行为,过程,状态,结果 → 等级;层次

grade n. 等级;阶级

gradient adj. 步行的

gradi 步;度,级;走 + ent 具有…性质的,关于…的 → 步行的

gradient n. 坡度

gradual adj. 逐步的

grad 步;度,级;走 + ual 有…性质的 → 逐步的

graduate v./n. 毕业;分级

gradu〔= grad〕步;度,级;走 + ate 使… → 完成所有步骤 → 毕业

retrograde v. 退步;堕落

retro 向后 + grad 步;度,级;走 + e → 向后走 → 退步

数据来源:新东方英语词汇速记大全

相关例句:

Interest of each tag contains a time domain and a number of gradient domain.

每个兴趣项包含一个时间标签域和若干个梯度域。

Add Gradient Overlay to avoid flat color and Bevel and Emboss to give it three-dimensional appearance.

添加渐变叠加,以避免平面色彩和斜面和浮雕,给它的三维外观。

This article has introduced an improved algorithm variable difference threshold value which is based on gradient.

文章介绍了一种改进的基于斜率的可变差分阈值算法。

But we know another vector that is also perpendicular to the level set of g.That is the gradient of g.

但我们知道有另外一个向量也是和g的等值面垂直的,这个向量就是g的梯度。

The courses are long and punishing, with steep gradients.

这些赛道既长又有陡坡,极具挑战性。

A new gradient descent algorithm for unconstrained optimization problem is proposed.

提出了一种新的无约束优化下降算法。