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KSSV


Last seen: Today Aktiv seit 2011

https://sites.google.com/site/kolukulasivasrinivas/ Professional Interests: Mathematical Computing

Programming Languages:
Python, MATLAB, Fortran
Spoken Languages:
English, Hindi, Telugu
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Beantwortet
How to exclude/extract empty rows/columns in a table?
T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1288860/test_file.txt'); % Remove empty rows idx...

etwa 11 Stunden vor | 1

Beantwortet
Error using tf The values of the "Numerator" and "Denominator" properties must be row vectors or cell arrays of row vectors,
Your numerator and denominator are sym class. You need to convert them to double using double. sys = tf(double(numerator) , dou...

etwa 17 Stunden vor | 0

| akzeptiert

Beantwortet
How do I input names properly in a script?
height=input('enter your height in feet:'); weight=input('enter your weight in pounds:'); name=input('enter your first name:',...

etwa 18 Stunden vor | 0

Beantwortet
how to convert a.mat file in to png?
Read about volumeViewer load('dataset_liver_bmodes_steatosis_assessment_IJCARS.mat') I = data(1).images ; volumeViewer(I)

ein Tag vor | 0

Beantwortet
How to convert symbolic output to numeric value in Symbolic Math Toolbox?
Read about double, vpasolve.

ein Tag vor | 0

Beantwortet
Animate a line in polar coordinates
In your case r is comlex number which is not allowed. You need to get r as shown below. theta = 0:0.001:2*pi; R = 1 ; x = R...

3 Tage vor | 0

Beantwortet
How to discretize the color in contour bar at smallest possible range?
% Make data for demo [X,Y,Z] = peaks ; vals = [0.000 0.005; 0.005 0.009 ; 0.01 0.05 ; 0.05 0.1; ...

6 Tage vor | 0

Beantwortet
How to plot the graph for a given signal over a range of frequency
w = [0 pi/8 pi/4 pi/2 pi] ; n = 1 ; x = cos(w*n) ; plot(w,x)

6 Tage vor | 0

Beantwortet
How to convert cell char array in Table With Column
You can use regexp to extract the data. load('Data.mat') [m,n] = size(Datawebsite) ; predictedClass = cell(m,1) ; maximum...

7 Tage vor | 0

| akzeptiert

Beantwortet
Using masking and native string functions to find the longest word in a string.
str = 'Today is a good day' ; s = strsplit(str) ; L = cellfun(@length,s) ; [val,idx] = max(L) ; longest_string = s{idx} ; f...

7 Tage vor | 0

Beantwortet
Maximum perpendicular distance between lines
You have to use the foot of the perpendicular formula. clc; clear all ; x = [120 150 180 210 240 270 300 330 ...

7 Tage vor | 0

Beantwortet
Indexing in complex cell arrays
% Make dummy data for demo a = cell(10,1) ; for i = 1:10 m = randsample(5:10,1) ; b = cell(m,1) ; for j = 1:m...

7 Tage vor | 0

Beantwortet
Generate a Random Point inside a box/plane
A = [0 0] ; % (p,q) B = [1 1] ; % (x,y) a = 50; b = 100; r = (b-a).*rand(1000,1) + a; x = (B(1)-A(1))*rand(100,1)+A(1) ; ...

7 Tage vor | 0

Beantwortet
How to plot This graph in matlab?
I have shown one plot for you reference. You may extend the same to others. x=1.0:0.1:3.0; y=-2.03*10^-3*x.^2+5.76*10^-3*x+1*...

8 Tage vor | 0

Beantwortet
Expected a scalar value. This expression has size [:? x 1].
Try this: % Sample Code tol = 10^-3 ; % can be changed idx = find(abs(sample.data1-values)<tol) ; max_index = idx(1) ;

8 Tage vor | 1

| akzeptiert

Beantwortet
Fisher Discriminant analysis - issues with classes
You should use: % Compute mean of each class mu = zeros(k,C); % k = 3 i.e. number rows and C is number of classes i.e.5 for...

8 Tage vor | 0

Beantwortet
How to check whether point is inside high dimensional convex hull?
This link should help you: https://in.mathworks.com/matlabcentral/answers/101396-is-there-a-function-in-matlab-for-detecting-poi...

8 Tage vor | 0

Beantwortet
Extract area of matrices (lat, lon, data) by shapefile. "Requested array exceeds the maximum possible variable size."
You need not to use meshgrid. Already your lon, lat values are in meshgrid. Remove these lines: lat = %MyLat 8000x8192; lon = ...

8 Tage vor | 0

Beantwortet
extractin values from a struct that is in a table
rain = data.rain ; iwant = zeros(length(rain),1) ; for i = 1:length(rain) if ~isempty(rain{i}) iwant(i) = rain{...

8 Tage vor | 0

| akzeptiert

Beantwortet
Find unknowns from inequations
Read about linprog

8 Tage vor | 0

| akzeptiert

Beantwortet
How to find first 10 minimum values in a table array?
You can sort the array you want and arrange the other arrays/ table into that order. You can pick the first whatever number you ...

10 Tage vor | 0

Beantwortet
How do I plot values taken from a for loop function?
clc B0=-0.00356616 ; %Lapse Rate T0=518.67 ; B=B0 ; %Lapse Rate a=0.1:36089.2 ; %Altutude in ft T...

11 Tage vor | 0

Beantwortet
A general question about syntax regarding an Excel file's rows and columns in MATLAB
T = readtable(file,'HeaderLines',1) ; data = table2array(T) ; m = mean(data) [SL: fixed typo]

11 Tage vor | 0

Beantwortet
Filling area common to two inequalities?
clc; clear all; E11=0.041057; E12=-0.117734; E21=0.029952; E22=-0.042564; A=[1 -E22/E11]; D0=E11*E22-E12*E21 ; ...

12 Tage vor | 0

Beantwortet
Approximate Value Using Taylor Polynomial
syms x f = (sin(x).^2).*(cos(x)) T = taylor(f,x,'order',10) double(subs(T,5))

13 Tage vor | 0

| akzeptiert

Beantwortet
Index in position 2 exceeds array bounds. Index must not exceed 1. Error in refPose = data.ActorSpecifications(1,46).Waypoints;
Change this line: refPose = data.ActorSpecifications(1,46).Waypoints; to refPose = data.ActorSpecifications(46,1).Waypoints;

14 Tage vor | 0

Beantwortet
reshape help doing PCA when all images contained in one .mat file
Your X data is of size 3240X20, you cannot reshape its each column to size 64X56..because 64X56=3584~=3240. So you need to use y...

15 Tage vor | 0

Beantwortet
Loop variable for readtable arguments
txtFiles = dir('*.txt') ; N = length(txtFiles) ; for i = 1:N T = readtable(txtFiles(i).name) end

15 Tage vor | 0

| akzeptiert

Beantwortet
3D matrix transpose and dimensioning
% Data for demo A{1,1} = rand(3,3,3) ; A{2,1} = rand(3,3,3) ; A{3,1} = rand(3,3,3) ; A{4,1} = rand(3,3,3) ; A % Conversio...

15 Tage vor | 1

Beantwortet
How can I split the excuation of multiple for loops ?
for k = 1:10 for i=1:5 X1(i) = do some calculation X2(i) = do some calculation end en...

16 Tage vor | 0

| akzeptiert

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