subtraction

And the circuit for moving eyes left does mental subtraction.

而控制眼球左转的脑回路同时也负责心算减法.

Use three image features as a measure of image subtraction.

使用三个图像特征量作为衡量图像相减结果的依据，实验证明了这三个特征量分别对物体检测结果的贡献。

X-ray television system and digital subtraction angiography technology

X射线电视系统与数字减影血管造影技术&纪念伦琴发现X射线105周年

Students who cannot even do simple addition and subtraction.

学生甚至不会做简单的加法和减法.

Addition, subtraction, multiplication, and division are binary operations.

加 、 减 、 乘 、 除都是二元运算.

The plus sign is used in addition and the minus is used in subtraction.

加号用于加法；减号用于减法。

He used concrete objects to teach addition and subtraction.

他用实物来教加减法。

There will be simple tests in addition, subtraction, multiplication and division.

会有对加、减、乘、除运算的简单测试。

Making Designs for A Digital Subtraction Subsystem of Medical Image

医学影像数字减影子系统的设计

The difference is found by subtraction.

用减法得出差额.

An Approach to Face Recognition Based on Image Subtraction

基于图像差值的人脸识别法研究

I looked at what he'd given me and did a quick subtraction.

我看着他给我的东西，快速做了个减法。

Review on the Research for Addition and Subtraction Word Problem Solving

加减文字题解决研究概述

The key technique to background subtraction is background modeling.

背景减法进行运动目标检测的关键技术之一是背景的建模方法。

An approach to speech-sound enhancement is proposed based on the spectral subtraction.

摘要提出了一种基于谱减法的语音增强算法.

In a subtraction operation, the number or quantity subtracted from the minuend.

在减法运算中, 从被减数减去的那个数或量.

Speech Enhancement Approach Based on Minimum Estimate and Spectral Subtraction

基于最小统计及谱减法的语音增强

First, the paper used background subtraction to detect the motion vehicle.

首先，在运动检测方面，本文采用背景差分法检测运动目标。

A speech enhancement method based on iterative multi-band spectral subtraction algorithm

一种基于迭代多带谱相减的语音增强方法

A fast image registration technique in digital subtraction angiography with cross template

基于十字模板的数字减影图像配准快速算法

The simple arithmetic operations are addition, subtraction, multiplication, and division.

简单的算术运算是加法 、 减法 、 乘法和除法.

Method of speech enhancement based on recursive averaging and spectral subtraction

利用递归平均和谱减技术的语音增强方法

A New Method of Background Subtraction for Energy Dispersive X-ray Spectra

一种新的X射线能谱背景扣除方法

They made a subtraction of 50 dollars from my salary.

他们从我的薪水里扣除了五十美元。

Mum: Have you learned addition , subtraction, multiplication , and division, Lucy?

妈妈: 露西,你学了加减乘除了 吗 ?

Digital subtraction angiography ( DSA ) should be taken routinely after operation.

术后常规行DSA全脑血管造影术.

Mixture Gaussian model is one of background subtraction methods.

混合高斯模型是背景对消中一种非常有效的方法。

We do addition and subtraction in arithmetic.

在算术里,我们作加减运算.

Typical operations are addition, subtraction, multiplication, division, and square root.

典型的操作是加 、 减 、 乘 、 除和平方根的计算.

Application of a spatial transformation method based on stretching to digital subtraction angiography registration

基于拉伸空间变换算法在DSA配准中的应用