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solving the differential equation
Hi. I have a differential equation of a function f(x,y) wrt "x". I can solve this equation using the "dsolve" and obtain the so...
대략 4년 전 | 답변 수: 0 | 0
0
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using limit in differentiation
Hi, I am calculating differentiation of a function v(t) wrt y which is also function of t i.e y(t) as follows: syms t x = 0.7...
대략 4년 전 | 답변 수: 1 | 0
1
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coloring the area between three curves
Hi. I want to color the intersection region of three curves. T1 = 180:0.1:270; x1 = 3*cosd(T1); y1 = 3*sind(T1); % circle T2...
대략 4년 전 | 답변 수: 1 | 0
1
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How to "color" the closed area bounded by three curves
Hi, I want to color the area between the intersection of three curves. Please suggest a way. Code Updated by @Sam Chak: (based ...
대략 4년 전 | 답변 수: 1 | 0
1
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matlab solve not giving all the solutions
Hi I have the following equation which has two solutions but the matalb "solve" giving only one solution. How can I get all the ...
대략 4년 전 | 답변 수: 2 | 0
2
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spline interpolation of angular data
Hi, I tried to intepolate circular curve using spline interpolation using two different commands for same data sets. The example...
4년 초과 전 | 답변 수: 1 | 0
1
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Finding contour level for given x,y coordinate
Hi, I have a contour plot of velocity field. Now, I want to obtain velocity value from the contour plot for any given [X,Y] coor...
4년 초과 전 | 답변 수: 1 | 0
1
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Spline interpolation for angular data
Hi,, I have 4 set of data points for which I am using spline interpolation to obtain closed curves. Can somebody explain why th...
4년 초과 전 | 답변 수: 2 | 0
2
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angular data spline interpolation
Hi, I have the following query using spline interpolation for angular data. The code attached below is from matlab documentation...
4년 초과 전 | 답변 수: 1 | 0
1
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Interpolation using B-spline or Nurbs
Hi I have three data sets inside a circle of radius 3m (Fig & data attached). I want to obtain the following two results To ma...
4년 초과 전 | 답변 수: 1 | 0
1
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Error using streamline function in matlab
Hi I am trying to plot the velocity vector and streamline from the data (file attached). The "quiver" function plots the velcoi...
4년 초과 전 | 답변 수: 2 | 0
2
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Division of two Multidimensional array
Hi I have two multidimensional array say A (30x10x30) & B(30x10x30). I want to divide the elements of A by the corresponding el...
4년 초과 전 | 답변 수: 1 | 0
1
답변질문
contour plotting in matlab
Hi I have plotted a scattered plot and a contour plot (figure attached below). However, the contour plot has unusual curvy edge...
4년 초과 전 | 답변 수: 0 | 0
0
답변질문
Plotting contours in matlab
Hi I have a data set (attached) for which I have plotted a scattered plot (Figure2) and a contour plot (Figure1). But, the con...
4년 초과 전 | 답변 수: 1 | 0
1
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Plot contours using discrete data points
Hi. I have three matrices (X, Y & Z) with X & Y contains x, y coordinates and Z contains value at this location. I plotted a col...
4년 초과 전 | 답변 수: 2 | 0
2
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Matlab contour plot with color
Can anyone tell how to plot the contour like this (shown in fig) in MATLAB
4년 초과 전 | 답변 수: 2 | 0
2
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inverse of tan at 90 degree
Hi. Iam using "atand((y2-y1)/(x2-x1))" function to calculate angle. But i incure problem when my denomitor is zero. Sometimes i...
4년 초과 전 | 답변 수: 1 | 0
1
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coloring points based on value
I have x & y coordinates of points. Also each point has one of the two values (2,4). I want my point to be blue if value is 2 ot...
4년 초과 전 | 답변 수: 1 | 0
1
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color coding data points
I have a large matrix (Let's say 100*100). I want to plot the data and color each data point with certain color depending on its...
4년 초과 전 | 답변 수: 1 | 0
1
답변질문
Plots using contourf in matlab
I have a matrix P (10,3) X = (:,1); Y = (:,2); Z = (:,3); I am using contourf(X,Y,Z,'LineColor','none') But is shows the erro...
4년 초과 전 | 답변 수: 1 | 0
1
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Converting text file to array
Hi. I want to convert the text file (file attached below) into array of size 4X6. The array should not include the first row (c...
거의 5년 전 | 답변 수: 2 | 0
2
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How to make filled contour plot
I am getting this type of contour. But i want that the colours do not appear in patches instead a mixed colour (orange & blue) a...
How to make filled contour plot
I am getting this type of contour. But i want that the colours do not appear in patches instead a mixed colour (orange & blue) a...
거의 5년 전 | 0
질문
How to make filled contour plot
I want to plot a filled contour for the following case: I have a column vector A= [1; 1; 2; 1; 2; 2; 1; 2; 1; 2] containing two ...
거의 5년 전 | 답변 수: 2 | 0
2
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minimum feret diameter of particle
can i get the code for finding minimum feret diameter
대략 6년 전 | 답변 수: 1 | 0
1
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convert pixel length to cm
i have obtained the minimum length of image in pixel. But i want the value in 'cm'. How can i obtain this?
대략 6년 전 | 답변 수: 1 | 0
1
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fill ciolor inside boundary of image
i have the outline of image as binary image. Now i want to fill a color inside to boundary to make it like a solid particle. How...
대략 6년 전 | 답변 수: 1 | 0
1
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error using bwferet function in matlab 2016a
i am using 'bwferet' function but it is showing "undefined function or variable" why it is so?
대략 6년 전 | 답변 수: 1 | 0
1
답변질문
matlab not reading images from folder in correct sequence
Hi, i have stored the images in a folder by name ex. 1.jpg 2.jpg etc. When i am running the code the matlab doesn't read the ima...
대략 6년 전 | 답변 수: 1 | 0
1
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Fill inner holes in the image
Hi i have an image in which some holes are there , i want to make the image as solid . How to do that. I have attached the image...
대략 6년 전 | 답변 수: 1 | 0
