接触的第一个算法就是时域的BPA算法,网上虽然也有不少文章,但是我认为写的或多或少都不是很完善。经过大致的学习后,我按照自己的理解整理出相关思路,以供大家共同学习讨论。 1.毫米波雷达发射信号与回波信号基本推导 首先自然是毫米波雷达基本信号收发的公式推导。本部分详细推导推荐参考“调皮连续波”大神的相关...
网络向后投射算法 网络释义 1. 向后投射算法 石油英语词汇... ... backproject 幕后投影backprojection algorithm向后投射算法backprojection operator 后投影算子 ... www.foodmate.net|基于20个网页 例句 释义: 全部,向后投射算法
EBP algorithmexpediting back‐projection algorithmcircular successive‐approximation resistor imagingCSAR imagingunified polar gridwavenumber domainphase history domainThe availability of an expediting back- projection (EBP) algorithm for circular synthetic aperture radar (CSAR) imaging is investigated. EBP works...
理解Chain Rule 根据Chain Rule进行梯度传递: x = 1.37 代入1/x的导数 --> -0.53 x = 0.37 代入1的导数 乘以 (-0.53) --> -0.53 x = -1, exx (-0.53) = e-1x (-0.53) --> -0.2 x = 1, 1 * (-1) * (-0.2) --> 0.2 加号 则可 直接传递下去 偏导:w0是-1*0.2 = -0.2; x0...
神经网络(5)-MLP网络及Back Propagation Algorithm 技术标签:机器学习 MLP-多层感知器即反向传播算法 1. Introduction 2. **函数 2.1 Sigmoid Function 2.2 Hyperbolic Tangent: 2.3 Muti-Layer Perceptrons 的网络架构及输出 2.4 MLP 网络的功能(Representive Power) 2. Back propagation 2.1 Introduction 2.2 Alg.....
4) Filtered backprojection algorithm 滤波反投影算法 1. Filtered backprojection algorithms are widely used in the commercial CT systems. 滤波反投影算法(FBP)是商用CT系统中广泛使用的图像重建方法。 更多例句>> 5) filter back-projection algorithm
Among current BP algorithms, the fast factorized back-projection (FFBP) algorithm is one of the most essential representatives that achieve high-resolution images in an efficient manner. In this paper, the principle and applications of the FFBP algorithm are investigated through the derivation of the...
The filter function in convolution backprojection algorithm of X-ray CT is very important to the quality of image reconstruction. 在工业无损检测中,利用X射线CT成像的算法———卷积反投影算法对图像进行重建时,滤波函数对图像重建质量影响很大。 更多例句>> 4...
1) back projection algorithm 后向投影算法 2) Fast back-projection algorithm 快速后向投影算法 3) constant aperture back-projection(CABP) algorithm 固定孔径后向投影算法 4) Back-projection(BP) method 后向投影法 5) back projection 后向投影
Figure 2. Geometry of the projection on the plane z = 0. Figure 3. This is the ideal point simulation using the back-projection (BP) algorithm in three areas in the whole reference height plane. (a) The center of the area is (0,0,0)(0,0,0); (b) the center of the area is...