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David Hill


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4,090 2017 이후 총 참여 횟수

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David Hill's 배지

  • Revival Level 2
  • 12 Month Streak
  • Guiding Light
  • Number Manipulation II Master
  • Draw Letters
  • Cody Problems in Japanese Master
  • 5-Star Galaxy Level 3
  • Personal Best Downloads Level 3
  • First Review
  • Cody Challenge Master
  • Computational Geometry I Master
  • Famous
  • Matrix Manipulation I Master
  • Indexing II Master
  • Sequences And Series III Master

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답변 있음
Matrix Dimension Must Agree
theta = linspace(0,2*(pi),629); l = linspace((5.1)*lambda,(7.1)*lambda,629); Azimuth = linspace(0,2*(pi),629);%these all need ...

1일 전 | 0

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Read table in .txt to MATLAB
t=readtable('Save_CdCl.txt'); alpha=t.alpha; names=t.Properties.VariableNames; for k=1:length(names) writetable(t(:,k),nam...

1일 전 | 0

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How to use linspace on a matrix
yourMatrix=repmat(linspace(.8112,.6,100)',1,13);

1일 전 | 0

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How do i save values for each iteration ?
a = [0.01 0.01 0.01 0.03 0.1 0.2 0.3 0.3 0.3 0.4 0.4 0.4 0.3 0.4 0.5 0.8 0.9 1...

2일 전 | 0

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답변 있음
Not enough input arguments
y =@(x)1./sqrt(1+x.^2)+exp(-x/5).*cos(sqrt(1+x.^2))-0.0486;%I would just use an anonymous function x=0:.01:10; plot(x,y(x));

2일 전 | 0

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답변 있음
Average values only next to each other in a matrix
I don't think there is an easy way, but a simple loop works. A = [ 62.9; 63; 83.10; 83; 43; 43; 63; 63.2; 83; 83; 62.90; 62.90 ...

2일 전 | 0

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Number Puzzle - 099

3일 전

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Number Puzzle - 117

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Number Puzzle - 116

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Number Puzzle - 115

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Number Puzzle - 114

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Number Puzzle - 113

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Number Puzzle - 112

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Number Puzzle - 111

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Number Puzzle - 110

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Number Puzzle - 109

3일 전

답변 있음
How to change a value in one column dependent on another table column?
a=unique(table1.Var2); for k=1:length(a) b=find(table1.Var2==a(k)); for j=2:length(b) table1.Var1(b(j))=table1.Var1(...

3일 전 | 0

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답변 있음
adding noise to images
black=find(image==0); white=randperm(length(black),floor(x/100*length(black))); image(white)=uint8(255);

3일 전 | 0

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Make if statement more readable
if numel(intersect(VID1{index(1)},VID2{index(2)}))||... numel(intersect(VID2{index(2)},VID3{index(3)}))||... n...

3일 전 | 0

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답변 있음
why is my plot not working
t=1:10; F=1./(4.^t)-1./(5.^t); plot(t,F);

3일 전 | 2

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How to call columns of matrices using 'for loop' ?
s=diag(S); for i=1:3 Approx(:,:,i)=U(:,i)*V(:,i)'*s(i);%I am assuming this is what you want, s(i) being scalar along the dia...

3일 전 | 0

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How to split .mat file data into different variables?
a=readmatrix('yourData'); m=reshape(a,1024,[]);%why not just keep in a matrix that you can index into?

4일 전 | 0

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How to apply a colormap to rgb image ?
I=imread('Capture3.PNG'); I_gray= im2gray(I); imshow(I_gray); colormap('jet');

4일 전 | 1

답변 있음
Remove corresponding values in two arrays
A = [9,1,5,2,3,2] ; B = [12,23,41,4,10,6]; x = [1,2,5,9,]; % values to keep in A new_A = A(ismember(A,x)); new_B = B(ismemb...

4일 전 | 0

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답변 있음
Code with function file not working
No reason for global variables. Problem is equation P=X*(1+r/100)^t;%need X*

4일 전 | 1

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Symbolic expressions inside of array
syms x y f = x^2; g = y^3; a = [f,g]; subs(a,x,3);

5일 전 | 0

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for loop outsite functions
Can't you just put the loop in your pushbutton function and pass the loop variable to your other functions? function Messungsta...

5일 전 | 0

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Deleting every n rows in matrix
newMatrix=oldMatrix(1:15:end,:);

5일 전 | 1

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답변 있음
Only saving last run for loop
pie(1)=0; for i=1: 560; z=z+dz; pie(i+1)=pie(i)-((g/(cp*thetav(z)))*z); end

7일 전 | 1

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