# mukesh bisht

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**Content Feed**

Question

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...

1 year ago | 0 answers | 0

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answersQuestion

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...

1 year ago | 0 answers | 0

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answersQuestion

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...

1 year ago | 1 answer | 0

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answerQuestion

area between three curves

Hi, I want to color the area between the intersection of three curves. Please suggest a way Code: T1 = 180:0.1:270; x1 = 3*co...

1 year ago | 0 answers | 0

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answersQuestion

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 ...

1 year ago | 2 answers | 0

### 2

answersQuestion

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...

1 year ago | 1 answer | 0

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answerQuestion

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...

1 year ago | 1 answer | 0

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answerQuestion

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...

1 year ago | 2 answers | 0

### 2

answersQuestion

angular data spline interpolation

Hi, I have the following query using spline interpolation for angular data. The code attached below is from matlab documentation...

1 year ago | 1 answer | 0

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answerQuestion

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...

1 year ago | 0 answers | 0

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answersQuestion

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...

1 year ago | 2 answers | 0

### 2

answersQuestion

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...

1 year ago | 1 answer | 0

### 1

answerQuestion

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...

1 year ago | 0 answers | 0

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answersQuestion

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...

1 year ago | 1 answer | 0

### 1

answerQuestion

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...

1 year ago | 2 answers | 0

### 2

answersQuestion

Matlab contour plot with color

Can anyone tell how to plot the contour like this (shown in fig) in MATLAB

1 year ago | 2 answers | 0

### 2

answersQuestion

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...

1 year ago | 1 answer | 0

### 1

answerQuestion

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...

1 year ago | 1 answer | 0

### 1

answerQuestion

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...

2 years ago | 1 answer | 0

### 1

answerQuestion

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...

2 years ago | 1 answer | 0

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answerQuestion

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...

2 years ago | 1 answer | 0

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answerHow 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...

2 years ago | 0

Question

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 ...

2 years ago | 2 answers | 0

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answersQuestion

minimum feret diameter of particle

can i get the code for finding minimum feret diameter

3 years ago | 1 answer | 0

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answerQuestion

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?

3 years ago | 1 answer | 0

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answerQuestion

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...

3 years ago | 1 answer | 0

### 1

answerQuestion

error using bwferet function in matlab 2016a

i am using 'bwferet' function but it is showing "undefined function or variable" why it is so?

3 years ago | 1 answer | 0

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answerQuestion

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...

3 years ago | 1 answer | 0

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answerQuestion

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...

3 years ago | 1 answer | 0