centroid
英['sentrɔɪd]
美['sentrɔɪd]
- n. 图心；矩心；重心
详细释义
- 【数】质量中心行心
- 【船舶】距心质心重心型心
- 【机械】图心画心
n. (名词)
英英释义
Noun:
-
the center of mass of an object of uniform density
双语例句
- 1. For example centroid analysis and to facilitate them to learn and use.
- 对于形心分析和算例，方便大家学习和使用。
youdao
- 2. Aim: To measure mass, centroid and centroidal deviation of projectile body.
- 目的：对弹体的质量、质心及质偏进行测量。
youdao
- 3. A new method of centroid calculation is given to reduce SIB influence effectively.
- 提出一种减小这种影响的质心计算方法，实验证明是有效的。
youdao
- 4. In this part, we investigated the phase-information-based methods for centroid tracking.
- 在这一部分中我们对基于相位信息的质心跟踪方法进行了研究。
youdao
- 5. Centroid tracking algorithm is widely used because of its simplicity and quick run speed.
- 形心跟踪算法因为简单、执行速度快而得到广泛采用。
youdao
- 6. At last one target tracking method on the basis of target centroid measurement is studied.
- 本文最后还研究了一种基于图像质心位置测量的目标跟踪方法。
youdao
- 7. The inaccurate Doppler centroid estimation can evidently degrade the quality of SAS image.
- 不准确的多普勒中心估计会显著降低合成孔径声纳图像质量。
youdao
- 8. The centroid motions of the silo, the right fork and the left fork were analyzed respectively.
- 文中还对筒体、右摆叉及左摆叉的质心运动进行了分析。
youdao
- 9. Sometimes it is better to locate the force half-way between the centroid and the shear centre.
- 有时，荷载作用在形心与剪心距离的一半处较为有利。
youdao
- 10. The influence of threshold selection on the centroid system errors and random errors is discussed.
- 首先给出了阈值选取对质心探测系统误差和随机误差的影响。
youdao
- 11. The experimental results show the centroid method has an advantage over the maximum gray level method.
- 实验结果表明，利用质心法测定的蛋白分子量比最大灰度法测定的更接近于标准分子量。
youdao
- 12. Compute the centroid, which is the average of each column of data using only the members of each cluster.
- 计算重心，即只使用每个群集的数的每列数据的平均数。
youdao
- 13. The original centroid tracking algorithm is no longer suitable because of the speckle noise in ladar image.
- 然而常规形心跟踪算法因激光雷达图像受到散斑噪声影响而变得不适合。
youdao
- 14. Doppler centroid estimation is one of the most important steps in the DBS imaging of airborne pulse Doppler radars.
- 多普勒质心估计是机载脉冲多普勒雷达dbs成像技术中最为关键的步骤之一。
youdao
- 15. An approach is proposed that this deviation can be obtained by using the weld pool image centroid and a Kalman filter.
- 为此提出一种利用熔池图像质心和卡尔曼滤波来间接获取电弧与焊缝偏差的方法。
youdao
- 16. We use signed distance and centroid to defuzzify the total cost in the fuzzy sense in fuzzy inventory without backorder.
- 利用有号距离和形心将无缺货补货的模糊库存的总成本利用有号距离和形心解模糊化。
youdao
- 17. Centroid: The "center of gravity" of the image of an object, defining the position of the object with subpixel precision.
- 质心：图片中一个目标的“质心”，精确到比像素更高一级。
youdao
- 18. Applying the radial section scanning method based on gray centroid, the image edges are tested with a sub-pixel precision.
- 采用基于灰度质心法的径向截面扫描法对图像边缘进行亚像素级检测；
youdao
- 19. However, the centroid tracking algorithm based on the image gray-mean segmentation fails when tracking small target images.
- 但是这种基于图像灰度均值分割的形心跟踪算法对于小目标图像都会跟踪失败。
youdao
- 20. The image post-processing includes image connectivity processing, interference stripe suppression and centroid normalization.
- 图像后处理包括图像连通处理、干扰条纹抑制、图像质心归一化等。
youdao
- 21. The centroid coordinates of liquid tank and the braking stability of a partly loaded straight running the truck are discussed.
- 对液罐汽车部分装载并直线制动时，罐内液体的质心坐标和制动稳定性进行分析讨论。
youdao
- 22. This paper presents an algorithm for target image extraction and high precious target centroid tracking in complex environment.
- 本文介绍一种复杂背景中目标图像的提取与高精度目标形心跟踪算法。
youdao
- 23. The conventional monopulse radar will track a power weighted centroid of target and be interfered when troid-interference is present.
- 存在质心干扰情况下，普通单脉冲雷达将跟踪干扰与目标的能量重心。
youdao
- 24. Three functions of peak reflectivity and bandwidth and centroid wavelength related to roughness are obtained by fitting above results.
- 通过拟合计算结果，得到了峰值反射率、带宽和中心波长与粗糙度的函数关系。
youdao
- 25. The centroid algorithm is the traditional method for subpixel location, but it is shown that exist a systematic error and a random one.
- 质心法是星点质心亚像元定位的传统方法，然而，它存在系统误差和随机误差。
youdao
- 26. Then, a cluster centroid splitting strategy is proposed based on maximum distance to resolve the problem of selecting cluster centroid.
- 之后提出了一种基于最大距离的聚类中心分割策略，来解决聚类中心的选取问题。
youdao
- 27. The conventional monopulse radar will track a power weighted centroid of target and be interfered when centroid-interference is present.
- 存在质心干扰情况下，普通单脉冲雷达将跟踪干扰与目标的能量重心。
youdao
- 28. The moment method was used to estimate the centroid in a digital sun sensor to increase the angle measurement accuracy and computation speed.
- 为提高数字太阳敏感器的角度测量精度，降低计算量，提高运算速度，选用矩法进行太阳成像质心的估算。
youdao
- 29. In This paper, a normalized linear quadtree representation is obtained by normalizing an object with respect to its centroid and principal axes.
- 本文通过对图象中客体的形心和主轴进行正规化处理而得到其标准线性四元树表示方法。
youdao
- 30. In This paper, a normalized linear quadtree representation is obtained by normalizing an object with respect to its centroid and principal axes.
- 本文通过对图象中客体的形心和主轴进行正规化处理而得到其标准线性四元树表示方法。
youdao
- A self-adaptive feature extraction method based on power spectral centroid is proposed.
摘要提出一种基于功率谱重心的自适应特征信息提取方法。 - If this load centroid is behind the elastic axis of the wing structure, then a nose-down twist of the main wing surface results.
如果该载荷重心在机翼结构弹性轴之后，则引起主机翼表面前端向下的扭转。
用作名词 (n.)
用法讲解
- centroid method 重心法
- centroid of area 面的形心
- centroid of volume 体积矩心
- centroid vector 质心向量
- centroid frequency 形心频率
- centroid axis 重心轴线
相关词汇
【近义词】
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
