Use meshgrid to create the grid, and griddatan to do the interpolation. w is the same size as xi, yi, and zi. The griddatan function interpolates the surface at the query points specified by xq and returns the interpolated values, vq. The griddata and griddatan functions take a set of sample points, X, corresponding values, V, and query points, Xq, and return the interpolated values, Vq. Übersetzen. , [X,Y,Z] = MESHGRID(x,y,z) produces the same result as [Y,X,Z] = NDGRID(y,x,z)). Hello all, I am attempting to interpolate across a 6-dimensional domain using the "griddatan" function. Options are "linear" or "nearest". random(100) # target grid to interpolate to xi. You can specify a point outside the convex hull of your scattered data and will still not get a NaN. as you would produce with meshgrid, or perhaps ndgrid, while griddata (and scatteredInterpolant and TriScatteredInterp) expects input data on irregular grids. Any query points that are outside of this region will receive a NaN value. I am asking a question for interp3 and griddata , but in principle the problem is the same. vq = griddatan (x,v,xq,method) specifies the interpolation method used to compute vq. . . vq = griddatan (x,v,xq,method) specifies the interpolation method used to compute vq. example. Answers (1) Bruno Luong on 10 Aug 2020. All the methods except 'v4'. How to make griddatan faster?. Actually, tit would be a good reason - you want to use the wrong tool in griddatan. The 'cubic' and 'v4' methods produce smooth surfaces while 'linear' and 'nearest' have discontinuities in the first and zero'th derivatives, respectively. The griddata function interpolates the surface at the query points specified by (xq,yq) and returns the interpolated values, vq. data in the (usually) nonuniformly-spaced vectors (X, Y). Either choose a different initial guess or take into account that the first step has an inaccurate result. As to the difference between griddata and scatteredInterpolant the main difference as I understand it is that the latter gives you a function that you can effectively call multiple times and re-use the triangulation that both methods use to interpolate, while repeated. Learn more about interpolation, high-dimensional, griddatan, scatteredinterpolant, efficiency MATLAB Hello all, I have got ~50000 scattered 3-dimensional sample points along with ~50000 sample values, based on which I wish to construct a linear interpolant. html estão relacionados com problemas que ocorrem durante o tempo de execução do MATLAB. griddatan をおよそ 6 次元より高い次元での内挿に使用することは現実的でありません。 次元数と共に、基となる三角形分割に必要なメモリが指数的に増加するためです。 griddatan による散布データの内挿ではデータの Delaunay 三角形分割を使用するため、x のスケーリング問題の影響を受けやすい. For the most basic 2D interpolation, you need. scatteredInterpolant クラス. 96469920. Saltar al contenido. Inputs x, y, z are vectors of the same length or x, y are vectors and z is matrix. example. XV = [. I am really confused by the function names *griddata* and *griddatan*, because these function names are prefixed by *grid* whereas the functions are actually doing *scattered* data interpolation, r. vq = griddatan (x,v,xq,method) specifies the interpolation method used to compute vq. I have read the documentation and, to the best of my understanding, believe I am providing t. Learn more about griddata, griddatan MATLAB. random. YI = griddatan (X,Y,XI) fits a hyper-surface of the form Y = F (X) to the. Learn more about griddatan duration dimensions Hello, I am curious to know how the duration taken for an interpolation using griddatan is affected by the no. The surface always passes through the data points. How to make griddatan faster?. The calling syntax is similar for each function; the primary distinction is the 2-D / 3–D griddata function lets you define the points in terms of X , Y / X , Y , Z coordinates. xi can be nonuniform. Use griddedInterpolant to perform interpolation. I have read the documentation and, to the best of my understanding, believe I am providing t. If method is [], then the default 'linear' method is used. Walter Roberson il 2 Feb 2022 ×$egingroup$ So, if I try using the built-in function of Matlab "griddatan" more than 5 min. Learn more about griddatan duration dimensions Hello, I am curious to know how the duration taken for an interpolation using griddatan is affected by the no. import numpy as np from scipy. . Create slice planes orthogonal to the x -axis at the values -1. [x,y] = ndgrid (0:10,0:5); Create two different sets of sample values at the sample points and concatenate them as pages in a 3-D array. of dimensions existing in the problem. . -Often the fit is superior to polynomial type fitting without the wiggles. badInput = [1000 x 5] matrix of inputs that resulted in bad data (NaN's) fixedData = griddatan (goodInput, goodData, badInput) The end result will be a 5D griddedInterpolant that is a "metamodel" of the external program. x = sort (20*rand (100,1)); v = besselj (0,x); Create a gridded interpolant object for the data. ] = griddata (. You just interpolate interp1 ( [0 35], [-0. Learn more about duplicate, griddataGenerate a regular mesh from irregular data using interpolation. T is a numt -by- n+1 matrix, a tessellation of the data X generated by delaunayn. Why MATLAB has a confusing function name such as. Gridded sample data makes interpolation more efficient, because the organized structure of the data makes it easy for MATLAB to find the sample data points closest to the query point. Interpolate Two Sets of 2-D Sample Values. Hello all, I am attempting to interpolate across a 6-dimensional domain using the "griddatan" function. . 2, 0. 并非所有类型的图都. . When the grid arguments are N-D arrays, they must align with cartesian axes. La superficie pasa siempre por los puntos de datos definidos por x e y. Please post a minimal reproducible example, that is extremely important information that you just gave in a comment, instead in the question. C++中冒号 (:)的作用. linspace(-1,1,100) X, Y = np. . . Learn more about griddatan duration dimensions Hello, I am curious to know how the duration taken for an interpolation using griddatan is affected by the no. Hello all, I am attempting to interpolate across a 6-dimensional domain using the "griddatan" function. If your data can always be viewed as gridded data with missing elements, and the idea is to to fill the missing data with something, you could try this FEX file 1 Answer. . Options are "linear" or "nearest". Use the rand function to generate a 100 -by- 100 matrix of random numbers in the background. 计算多组不同查询点处的 scatteredInterpolant 对象 F 的值比使用函数 griddata 或 griddatan 单独计算插值的速度更快。例如： 例如： % Fast to create interpolant F and evaluate multiple times F = scatteredInterpolant(X,Y,V) v1 = F(Xq1,Yq1) v2 = F(Xq2,Yq2) % Slower to compute interpolations separately using. tsgettsatevent. X is of dimension m-by-n, representing m points in n-D space. edu and provide the full URL and support ID below. Support for NVIDIA ® GPU architectures. The griddata function. Arithmetic Operations. The surface always passes through the data points. interpolate there is a similar griddata function that supports only linear, cubic. xml Fel: Ladda ner och felsök. In your case, these query points will be gridded. linspace(-1,1,100) y = np. vq = griddatan (x,v,xq,method) specifies the interpolation method used to compute vq. . . . linear interpolation in 3D space - MATLAB Answers - MathWorks Schools Details: Web1 Link Edited: Wan Ji on 22 Aug 2021 Using point2segmentDistance function Theme Copy function [distance, nearestPointOnSeg ]=. A = rand (10); d = 2; sum (gpuArray (A),d);You might try 'griddata' or 'griddatan'. F = griddedInterpolant (xGrid, yGrid). . The griddata function interpolates the surface at the query points specified by (xq,yq) and returns the interpolated values, vq. scatteredInterpolant returns the interpolant F for the given data set. Options are "linear" or "nearest". . values ndarray of float or complex, shape (n,). xml. This is true for most cases. Learn more about griddatan duration dimensions Hello, I am curious to know how the duration taken for an interpolation using griddatan is affected by the no. Learn more about interpolation, high-dimensional, griddatan, scatteredinterpolant, efficiency MATLAB Hello all, I have got ~50000 scattered 3-dimensional sample points along with ~50000 sample values, based on which I wish to construct a linear interpolant. of dimensions existing in the problem. The function is defined by z = f (x, y). GRIDDATA expects the inputs as 1-D vectors. Find the treasures in MATLAB Central and discover how the community can help you! Start. XI can be nonuniform. . xml 에러가 MATLAB 실행시간에 발생하는 문제와 관련합니다. example vq = griddata (x,y,z,v,xq,yq,zq) fits a hypersurface of the form v = f(x,y,z). The points are sampled at random 1-D locations between 0 and 20. Dear Sir/Madam. yi = griddatan(X,y,xi) yi = griddatan(. Supply a gpuArray argument to automatically run functions on a GPU. When a re- tire the space of interest. html를 위한 Windows 10 운영 시스템내의 첫 해제는 MATLAB R2009a내에 03/14/2009상에 있었습니다. 0. Os erros import-images-audio-and-video-using-import-wizard. If these methods don't work, contact webhosting@jhu. Create slice planes through the volume defined by v = x e - x 2 - y 2 - z 2, where x, y, and z range from [-2,2]. vq = griddatan(x,v,xq) fits a hypersurface of the form v = f(x) to the sample points x with values v. This is the same as using the none extrapolation. 选项为 "linear" 或 "nearest" 。. Faster repeated interp3 and griddata. If xi , yi are vectors then they are made into a 2-D mesh. ( xi, yi, zi) is usually a uniform grid (as produced by meshgrid. La superficie pasa siempre por los puntos de datos definidos por x e y. . Arithmetic functions include operators for simple operations like addition and multiplication, as well as functions for common calculations like summation, moving sums, modulo operations, and rounding. 曲面总是经过. When that input is converted to a two-dimensional array, it will have shape (2, 31). XI and YI can be matrices, in which case griddata returns the. The function plots the values in matrix Z as heights above a grid in the x - y plane defined by X and Y. For more information, see Array vs. The surface always passes through the data points defined by x and v. 思想主要还是来源于面向过程和面向对象的编程思想，将 UI 拆分为独立可复用的代码片段,并对每个片段进行独立构思后封装到单独的js文件当中，借助于es6的导入导出语法，可以在项目中需要用到的地方导入即可使用，有效提高的代码的复用性。在MATLAB中，最光滑的插值方法是样条插值。样条插值是一种基于分段低次多项式插值的方法，它能够保证插值函数在各个插值点处的一阶和二阶导数连续。MATLAB中的spline函数可以实现样条插值。使用方法如下： 1. The northern boundary was interpolated from CBP stations CB3. Learn more about griddata, griddatan MATLAB Since griddatan is the n-d generalization of griddata, I assume that for 2-d scenarios, they should have identical behavior. interpolate import griddata import matplotlib. This article will explain the use of GridData and GridDatan with easy understanding, and will not pursue rigorous, the purpose is to help use the two interpolation functions to use it as soon as possible. . 0GB) array exceeds maximum array size preference. Unfortunately griddatan outputs vq with is a vector of length p (p= number observation) while I would like to obtain instead a matrix of size px3. Accepted Answer: Voss. A matlab compatible 'v4' Biharmonic Spline Interpolation Green's Function method has been added for v7 along with bug fixes to griddata, griddata3 and griddatan. Options are "linear" or "nearest". MATLAB ® 提供两种方式执行基于三角剖分的散点数据插值：. interpolate. Options are "linear" or "nearest". I used griddatan and the time taken to process this increases significantly even with the increase in the number of data points ( keeping the dimension of the data constant). The functions that perform this interpolation are griddata, griddata3 and griddatan. . . 보통 XML 에러는 누락되거나 손상된 파일에 의해 발생합니다. Communicating with Raspberry Pi via MAVLink: This page explains how to connect and configure a Raspberry Pi (RPi) so that it is able to communicate with a Pixhawk flight controller using the MAVLink protocol over a serial connection. Description. . Den är klassificerad som en XML (Extensible Markup Language)-fil, skapad för MATLAB R2009a av MathWorks. The surface always passes through the data points defined by x and v. example. oct-config","path":"scripts/geometry/. mesh (X,Y,Z) creates a mesh plot, which is a three-dimensional surface that has solid edge colors and no face colors. . xml og reparere. Options are "linear" or "nearest". . I have read the documentation and, to the best of my understanding, believe I am providing t. The data points are generated from. Run Functions in the Background. Learn more about matlab, interpolation Hello, I have a 5D gridded data set that is generated by sweeping through 5 input vectors, running an external program with these inputs, and then recording the output. : zi = griddata (x, y, z, xi, yi) ¶: zi = griddata (x, y, z, xi, yi, method) ¶: [xi, yi, zi. The surface always passes through the data points defined by x and v. I will try your code and will update you how it does. vq = griddatan (x,v,xq,method) specifies the interpolation method used to compute vq. 前言. Copy. 定义插值节点x和对应的函数. Download and Repair Mw_java_html_ko_KR 1563492821 4662388128865907416. In matlab there's the following griddata function griddata which allows you to interpolate 2d points and it supports linear, nearest neighbor, natural neighbor, cubic and Biharmonic spline interpolations. 차원 수에 맞춰 기본 삼각분할에 필요한 메모리가 기하급수적으로 증가하므로 6차원이 넘는 차원에서는 griddatan 을 보간에 잘 사용하지 않습니다. 函数 griddata 和 griddatan. I have read the documentation and, to the best of my understanding, believe I am providing t. . I am really confused by the function names *griddata* and *griddatan*, because these function names are prefixed by *grid* whereas the functions are actually doing *scattered* data interpolation, r. Option 'Qx' performs exact merges while building the hull. Usually. griddatan 을 통한 산점 데이터 보간은 데이터의 들로네 삼각분할을 사용하기 때문에, x 의 스케일링 문제에. pyplot as plt x = np. The surface always passes through the data points defined by x and y. Finally the vertices of the simplices are used to interpolate to the desired points. The method defines the type of surface fit to the data. matlab插值主要包括两大类：一维插值和网格插值（interp1、interp2、interp3、interpn等）、散点插值（griddata、griddatan、scatteredInterpolant等）。. Cite. Learn more about griddatan duration dimensions Hello, I am curious to know how the duration taken for an interpolation using griddatan is affected by the no. Description. Runtime duration for griddatan. Interpolation is a technique for adding new data points within a range of a set of known data points. Your. . Newline. xml مرتبطة بمشكلات تحدث في وقت تشغيل MATLAB. sql_mcos_api. interpolate. Y is of. random. example. n = 5000; X = 2*rand (n,3)-1; v = sum (X. This is true for most cases. 大家好，又见面了，我是你们的朋友全栈君。. The griddata function interpolates the surface at the query points specified by (xq,yq) and returns the interpolated values, vq. Unfortunately griddatan outputs vq with is a vector of length p (p= number observation) while I would like to obtain instead a matrix of size px3. 393814086914 82. of dimensions existing in the problem. Instead of performing griddata N times in a for loop, is there a better/faster way? It seems that internally "dsearchn" would be unnecessarily executed multiple times. La función griddata interpola la superficie en los puntos de consulta especificados por (xq,yq) y devuelve los valores interpolados, vq. Scattered data interpolation with griddatan uses a Delaunay triangulation of the data, so can be sensitive to scaling issues in x. Senast uppdaterad: 01/31/2023 [Tid som behövs för läsning: 4-6 minuter] Hypertext Markup Language-filer såsom analyzer. Learn more about griddata, griddatan MATLAB Since griddatan is the n-d generalization of griddata, I assume that for 2-d scenarios, they should have identical behavior. 0985],19) and the same for b and c. They give the lscov function for linear regression instead, which I was not able to get working. xmlのエラーは、MATLABのランタイムで発生する問題に関連しています。一般に、XMLのエラーは、ファイルが見つからないか破損しているために発生します。正しいバージョンのgriddatan. Problem with duplicated points in Matlab. . Download CodeContext. . Y is of. O. Általánosságban véve XML hibákat hiányzó vagy korrupt fájlok okozzák. Description. The interpn function requires input data on a plaid grid, i. Copy. Differential equations solvers. vq = griddata(x,y,v,xq,yq) fits a surface of the form v = f(x,y) to the scattered data in the vectors (x,y,v). It is also known as a Extensible Markup Language file ( file extension XML ), which is classified as a type of XML (Extensible Markup Language) file. The interpolation method can be "nearest", "cubic" or. matlab griddatan函数,[转载]matlab中griddata函数应. xi can be nonuniform. . The points are sampled at random 1-D locations between 0 and 20. Do not create any slice planes that are orthogonal to the y -axis by specifying an empty array. Identify and Select a GPU Device. Unfortunately griddatan outputs vq with is a vector of length p (p= number observation) while I would like to obtain instead a matrix of size px3. w = griddata3 (x, y, z, v, xi, yi, zi) fits a hypersurface of the form to the data in the (usually) nonuniformly spaced vectors ( x, y, z, v ). Learn more about matlab, interpolation Hello, I have a 5D gridded data set that is generated by sweeping through 5 input vectors, running an external program with these inputs, and then recording the output. This is true for most cases. Generate a regular mesh from irregular data using interpolation. xml, também conhecido como ficheiro Extensible Markup Language, foi criado pelo MathWorks para o desenvolvimento do MATLAB R2009a. dde23. Why griddatan return NaN values when. Initialize the variable with zeros() the size that you expect it to be. interpolates this hyper-surface at the points specified by XI to. Learn more about griddata, griddatan MATLAB Since griddatan is the n-d generalization of griddata, I assume that for 2-d scenarios, they should have identical behavior. . If it is scattered data, you can use the interpolation functions for scattered data in MATLAB, "griddatan", which takes in scattered data and returns the value of the function at the query points. interpolate. The surface always passes through the data points defined by x and y. 用二元函数z=f (x,y)的曲面拟合有不规则的数据向量x,y,z。. Learn more about matlab, interpolation Hello, I have a 5D gridded data set that is generated by sweeping through 5 input vectors, running an external program with these inputs, and then recording the output. of dimensions existing in the problem. html for MATLAB R2009a was seen on 03/14/2009 in Windows 10. Gridded data arises in many areas, such as meteorology, surveying, and medical imaging. 1253 -0. This is true for most cases. In that case, the first vector input to NDGRID will be replicated and oriented in the direction of the first dimension, i. This can be used to perform additional tasks such as image recognition which simply cannot be done by the Pixhawk. I tried to interpolate DATA (of size NixMi) from irregular polar grid (Xi and Yi of size NixMi) to regular grid (Xr and Yr of size NrxMr). The griddata function interpolates the surface at the query points specified by (xq,yq) and returns the interpolated values, vq. griddata (MATLAB Functions) Data gridding. 其中第一类是meshgrid 或ndgrid格式的网格数据的插值，第二类是对于散点数据的插值。. ,'method') Description. I am trying to use the griddata command to interpolate the data so it can be g. griddatan gsvd gtext guidata guide guihandles hadamard hankel hdf hdfinfo hdfread hdftool help helpbrowser helpdesk helpdlg helpwin hess hex2dec hex2num hgload hgsave hidden hilb hist histc hold home horzcatPlotpickerfunc. example. The surface always passes through the data points defined by x and v. random. Learn more about griddata, griddatan MATLAB I am really confused by the function names *griddata* and *griddatan*, because these function names are prefixed by *grid* whereas the functions are actually doing *scattered* data interpolation, r. Hello all, I am attempting to interpolate across a 6-dimensional domain using the "griddatan" function. griddata (points, values, xi, method = 'linear', fill_value = nan, rescale = False) [source] # Interpolate unstructured D-D data. Why MATLAB has a confusing function name such as. The calling syntax is similar for each function; the primary distinction is the 2-D / 3–D griddata function lets you define the points in terms of X , Y / X , Y , Z coordinates. Is there anything wrong in my code? e =. We would like to show you a description here but the site won’t allow us. sqlyog 如何查看昨天日志操作_如何提高后台服务应用问. vq = griddata (x,y,v,xq,yq) ajusta una superficie con el formato v = f(x,y) a los datos dispersos en los vectores (x,y,v). The surface always passes through the data points. I tried with interpn(Xi,Yi,DATA,Xr,Yr) But it didn't work. 関数 griddata および関数 griddatan. It is most-commonly used in MATLAB R2009a developed by MathWorks. . w = griddata3 (x, y, z, v, xi, yi, zi) fits a hypersurface of the form to the data in the (usually) nonuniformly spaced vectors ( x, y, z, v ). grid minor 切换改变次网格线的可见性。. xmlをダウンロードして置き換える方法を学び、これらの厄介なXMLのエラーメッセージを修正してください。griddatan. This happens because griddata by definition will not extrapolate, but the interpolation is based roughly upon the convex hull of your data. This is not. sigma = (x'*A*x)/ (x'*x); xhat = (A-sigma * eye (n,n))x; solves a system, which is close to singular. Unfortunately griddatan outputs vq with is a vector of length p (p= number observation) while I would like to obtain instead a matrix of size px3. 函数 griddata 和 griddatan. The interpolation points are all xi. example. Learn more about griddatan, tsearchn, nan MATLAB For certain cases, when I use the GRIDDATAN function to fit scattered data, the function returns NaN values. . It is not practical to use griddatan for interpolation in dimensions higher than about 6-D, because the memory required by the underlying triangulation grows exponentially with the number of dimensions. Unfortunately griddatan outputs vq with is a vector of length p (p= number observation) while I would like to obtain instead a matrix of size px3. xml. ,'method') Description. Gridded data consists of values or measurements at regularly spaced points that form a grid. . 0985],19) and the same for b and c. 귀하의 tsgettsatevent. moving vertically across the rows. H5o. goodData = [999000 x 1] matrix of good data. example. Last Updated: 12/03/2022 [Average Article Time to Read: 4. Initialize the variable with zeros() the size that you expect it to be. scatteredInterpolant Class. However, interpolating scattered data requires a Delaunay Triangulation of the data points, and this. Data gridding and hypersurface fitting (dimension >= 2). Create a vector of scattered sample points v. e. Use griddedInterpolant to interpolate a 1-D data set. X is of dimension m-by-n, representing m points in n-D space. produce YI. html is considered a type of Hypertext Markup Language file. grid off 删除当前坐标区或图上的所有网格线。. The data points are generated from smooth functions and none are external to the data, t. I am really confused by the function names *griddata* and *griddatan*, because these function names are prefixed by *grid* whereas the functions are actually doing *scattered* data interpolation, r. Learn more about griddata, griddatan MATLAB Since griddatan is the n-d generalization of griddata, I assume that for 2-d scenarios, they should have identical behavior. 7 minutes] Extensible Markup Language files such as CodeContext. The griddata and griddatan functions take a set of sample points, X, corresponding values, V, and query points, Xq, and return the interpolated values, Vq. 1 The 'griddatan' function and 'scatteredInterpolant' object process the data differently, which leads to the difference in performance that you see. B站最新SpringBoot3系列教程，一周学完，从搭建、新特性、、部署、源码、集成中间件等都讲明白了，比啃书好十倍！. The griddata and griddatan functions take a set of sample points, X, corresponding values, V, and query points, Xq, and return the interpolated values, Vq. Scattered data interpolation with griddatan uses a Delaunay triangulation of the data, so can be sensitive to scaling issues in x. See the help and documentation for the respective functions. Start by generating n = 5000 points at random in three-dimensional space, and computing the value of a function on those points. The griddatan function interpolates the surface at the query points specified by xq and returns the interpolated values, vq. Use meshgrid to create the grid, and griddatan to do the interpolation. The griddatan function interpolates the surface at the query points specified by xq and returns the interpolated values, vq. . . 関数 griddatan は、N 次元の散布データの内挿. Matlab's griddata equivelent in python. tinterp/ tester; tinterp(p,t,f,xi,yi,method) Version PublishedZI = griddata (x,y,z,XI,YI) fits a surface of the form z = f (x,y) to the data in the (usually) nonuniformly spaced vectors (x,y,z) interpolates this surface at the points specified by (XI,YI). data in the (usually) nonuniformly-spaced vectors (X, Y). The functions that perform this interpolation are griddata, griddata3 and griddatan. 1. This MATLAB function fits a hypersurface of the form v = f(x) to the sample points x with values v. griddedinterpolant expects points on a regular grid pretty much like interp2 - so that function seems unsuitable for your case. If you look at the input values for which you have data, the convex hull looks similar to the result shown in your second image. Type "help inpaintn" in the Matlab. INTERPN uses tensorial linear function on nd-hypercube that enclose the query point. Interpn gives an identical output to when I use interp2 (not surprised), and griddatan is also incredibly similar. In Python's scipy. Learn more about matlab, interpolation Hello, I have a 5D gridded data set that is generated by sweeping through 5 input vectors, running an external program with these inputs, and then recording the output. Plot the two sets of. ( interp1 (intput,a,19)) Note that for the most basic 1D interpolation in a mesh grid (not what you have), you need 2 data points in general. . griddatan 函数支持 N 维散点数据插值；但是对于高于六维. html, anses vara en typ av HTML (Hypertext Markup Language)-fil. 说明. Learn more about griddata, griddatan MATLAB Since griddatan is the n-d generalization of griddata, I assume that for 2-d scenarios, they should have identical behavior. Description of griddata2. Sorted by: 2. Use griddedInterpolant to perform interpolation. MATLAB's griddedInterpolant function for the CPU is fast, and their overloaded function interpn for the GPU is even faster. In MATLAB, the row dimension is the first dimension, and the the column dimension is the second dimension. e. -, 视频播放量 2856、弹幕量 2、点赞数 67、投硬币枚数 47、收藏人数 79、转发人数 18, 视频作者 moscow___, 作者简介 ，相关视频：MATLAB系列教程（3. 393814086914 82. The edge colors vary according to the heights specified by Z.