查询词典 projection gradient method

Screen analysis method is adopted in 《CB/T 2481.1-1998》(or CB/T 2481.1-2009),《CB/T 9258.2-2000》 and 《CB/T 6406-1996》, according to which the "grain size" means the longest distance between two opposite tan gents of the grain projection on the screen.

GB/T2481.l-1998》（或GB/T2481.l-2009）、《GB/T9258.2-2000》、《GB/T6406-1996》采用筛分法测粒度，测得的&粒度&实际上是颗粒在筛面上的投影相距最远的两对边切线间的距离。

The method based on linear projection is in the present one of important mainstream methods,has obtained widespread attention and made remarkable progress in the recent years.

基于线性投影的方法是目前人脸识别领域中重要的主流方法之一，在近年中得到了广泛的关注，取得了显著的发展。

The experimental results in YALE face image database demonstrate that recognition capability in this method is not only much better than linear projection analysis but also has certain-advantage contrasted with KPCA and KFDA.

YALE人脸库上的实验表明，该方法的识别性能不但比线性投影分析好，而且与KPCA与KFDA算法相比，也有较好的优势。

The main advantages of this new design included absence of polarization effect at electrodes and high speed data acquisition due to the simplified filters design. Based on the linear back projection image reconstruction algorithm, a modified LBP method was developed for this ERT system.

该系统采用双极性脉冲电流源为激励电极对提供激励信号，避免了直流激励造成的电极极化效应，同时简化了滤波电路的设计，相对于常规的交流激励ERT系统显著提高了数据采集速度。

At last,the size and position of the moving target were acquired by projection method.

实验结果表明，提出的运动目标检测与跟踪方法简单、有效、实时性高。

At last,the size and position of the moving target were acquired by projection method.

最后采用投影法得到运动目标的大小及位置。

An accurate and well-adapted simulation method of projection data for cone-beam CT, which can describe the details of each tomography, is proposed in this paper.

本文提出一种体积CT投影数据的模拟方法。

An accurate and well-adapted simulation method of projection data for cone-beam CT, which can describe the details of each tomography, is proposed in this paper.

在重建算法的研究过程中，模拟投影数据是必不可少的一部分，一方面可以避免实测投影数据的误差，为后继CT重建算法提供理想的投影数据；另一方面也可以根据需要有选择地模拟失真如：探测器偏移、旋转、响应不一致，射线源

This algorithm carries on two value imagery processing in the difference foundation, according to the human body statistical characteristic, proposed through the judgment projection curve second time derivative size, determines the human face boundary the method.

该算法在差分的基础上进行二值图像处理，根据人体的统计特征，提出通过判断投影曲线的二阶导数大小，来确定人脸边界的方法。

A new automatic image registration method was presented in this paper, which was based on projection technique and suitable for functional magnetic resonance imaging times series images.

利用投影技术，针对功能磁共振时间序列图像，介绍了一种新的自动图像配准方法。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。