Community Profile # KSSV

Last seen: Today 2011 이후 활성

Professional Interests: Mathematical Computing

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How can I extract data from a heat map using separate point coordinates?

약 10시간 전 | 1

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files = dir('*dcm') ; N = length(files) ; for i = 1:N file = files(i).name ; % do what you want end

약 14시간 전 | 0

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How to store data from every cycle in while a loop?
ptCloud=pcread('1_no_OK.ply'); %this is the whole point cloud zLim=[0,0.5]; %section interval ptCloudSegmented = cell([]...

약 14시간 전 | 1

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Extracting values at specific dates from a timetable
Multiple options. You can convert them to datenum and use logical, comparisons. Convert them into same Datetime calss and use...

약 14시간 전 | 1

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How does psnr calculate the PSNR of PNG color images?
You can check how psnr is calculated from this file exchange: https://in.mathworks.com/matlabcentral/fileexchange/135-psnr. Yo...

약 15시간 전 | 0

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Accessing a column of a structure array
names = {Files_cal (:).name} ; celldisp(names)

약 16시간 전 | 0

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How to create matrix using for loop and if statment
number_of_the_yearly_day = 1:1:365; %n T=1:1:24; declination=23.45.*sin((2.*pi.*(number_of_the_yearly_day-80))./(365));%? lat...

약 18시간 전 | 0

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vector length problem error
w1=0.1*pi; w2=0.2*pi; w3=0.3*pi; w4=0.4*pi; w5=0.5*pi; w6=0.6*pi; t=0:1000; x=sin(w1*t)+sin(w2*t)+sin(w3*t)+sin(w4*t)+sin...

1일 전 | 0

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Read about unique. A = [1 2 3 4 5 6; ... 2 3 4 2 3 1; ... 2 4 2 2 2 2; ... 1 2 3 1 1 1]; ...

1일 전 | 1

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I want to display result in different names.
Read about fprintf. function[result] = Geometric_cal(var1,var2,indicator) % indicator = 1 is for Area of a Rectangle % indic...

2일 전 | 0

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how to store values in Matrix based on the output of some iteration
iwant = zeros(count,1) ; for i = 1:count iwant(i) = randi(5) ; end To get the occurences read about unique.

2일 전 | 0

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How to interpolate 2D

3일 전 | 0

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How to plot imagesc plotting over apianus mapprojection?
Try this toolbox: https://www.eoas.ubc.ca/~rich/map.html

3일 전 | 0

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showing error in simp, too many ouput arguments
You are not taking any output from the function in the code. And I suspect you are trying to call the function with an output, s...

3일 전 | 0

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How to Matching matrix size (add or take away a value)
There is no error... If you are finding the difference, have a look on gradient.

4일 전 | 0

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Read, process and write image dataset
infolder = '' % give the path of the folder where your images are present outfolder = '' % give the path of the folder whe...

5일 전 | 0

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how to get the position of a line in from a 2D matrix data.
If you have grid data X, Y,Z and you want to get the values at the points (x,y), you can use interp2. zi = interp2(X,Y,Z,x,y) ...

5일 전 | 0

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How do I gapfill a vector only if gaps (NaNs) are 10 elements or less?
You can use interp1. Also have a look on fillmissing. x=[1,2,3,5,7,9,10,9, NaN,NaN,5,3,2,NaN,NaN,NaN,NaN,NaN,NaN,NaN,NaN,NaN,N...

5일 전 | 0

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Removing redundant rows where not every row has the same number of elements
str = ["HIST1H2BC" "K13" "HIST1H2BC" "K13;K16" "HIST1H2BC" "K16" "HIST1H2BH" "K13" "HIST1H2BH" "K13;K16" "HIST1H2BH" "K16" ...

5일 전 | 0

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Alternative function to scatteredInterpolant
Have a look on griddata.

6일 전 | 0

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delete elements of a vector wich are not consecutive
MAke your indices.....and then extract.... Hint: Your indices are in Arithmetic Progression.

6일 전 | 0

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Mutual Information between continuous random variables
https://in.mathworks.com/matlabcentral/fileexchange/28694-mutual-information https://in.mathworks.com/matlabcentral/fileexchan...

6일 전 | 0

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Change the value of independent variables to solve the dependent variable equation
x=0:0.5:4*pi; y=sin(x)+cos(x); xi = x(2)*rand ; yi = interp1(x,y,xi) ; plot(x,y,'r',xi,yi,'*b')

6일 전 | 0

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I have a array of 61 number, i want to take mean of 1st and 17th number, then 2nd and 18th number and then want to put this mean values in a array?
A = rand(1,61) ; idx = [(1:46)' (16:61)'] ; % get indices iwant = mean(A(idx),2)

6일 전 | 0

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How to make Cell array ?
iwant = [A B] But why?

6일 전 | 0

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I am getting the error , Unable to perform assignment because the indices on the left side are not compatible with the size of the right side trying to compute the bisection m
You are trying to save more number of elements than the matrix is initilaized. Your LHS is a scalar and RHS is a vector, so erro...

6일 전 | 0

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Plotting 3D graph with 3 different set of coordinates
When you are plotting single point, you need to use marker. %Node 1 x1=-419;y1=-341;z1=30; z2=15; z3=0; hold on plot3(x1,...

6일 전 | 0

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defining matrix for a loop
txtFiles = dir('*.txt') ; N = length(txtFiles) ; PSDsheet = cell( N,1); .......................... ..........................

6일 전 | 0

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Error using trainNetwork - invalid training data
x = readtable('XTrain.csv'); y = readtable('YTrain.csv'); XTrain = table2array(x); YTrain = table2array(y); XTrain = num2c...

6일 전 | 2

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