Arif Hoq

Last seen: Today | 2021년부터 활동

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Picking array elements based their values (largest, second largest,...)
Y=[1 1 0 0 6 5 4 7 7]; a=unique(Y); [ii,ij] = sort(a,'descend'); Largest=ii(1) second_largest=ii(1+1) third_largest=ii(1+2)...

1일 전 | 0

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How to rearrange matrix columns?
A=[0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0...

3일 전 | 0

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How i creat Costomer fscanf?
use readtable function a=readtable("sol2.txt");

3일 전 | 1

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How to prepare extract monthly Data from a group of data?
a=table2array(readtable("AO_1950_2022.xlsx")); b=a(:,2)==2; febmonth=a(b,[1 3]);

3일 전 | 0

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Not enough input arguments (line 2)
x=12:10:42; out=nonsense(x); function y=nonsense(x) if mod(x,2) == 0 y=x.^2; else y=0; end disp(y) end

4일 전 | 1

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How to have function window show over command window?
Click the little 'downward pointing triangle' on the right top of title bar. Then select the "dock" option. https://www.mat...

4일 전 | 0

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Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

5일 전

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How to import a dataset in .mat file for data pre-processing?
a=load('your mat file.mat');

7일 전 | 0

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read data from csv
use readtable function a=readtable("0.csv","ReadVariableNames",false);

16일 전 | 0

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Insert NaN into specific values
try this: s=load('spi_dca.mat'); spi_dca = s.spi_dca; col4=spi_dca(:,4); col4(col4==0)=NaN; output=[spi_dca(:,[1 2 3]),col4...

21일 전 | 0

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My function won't accept the vector
You can not specify 0 as an index x = 0:1:10; f = x.^2-x-1

21일 전 | 1

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stacked figure from text file
A=horzcat((1:10)',randi(20,10,1),randi(100,10,1)); figure(4); plot (A(:,1),A(:,2),'-o', 'LineWidth',1, 'Color', [0 0.4470 0.74...

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Finding index in a set
one approach: x1 = [0 , 0, 1, 0]; x2 = [0, 0, 0, 0]; % [value I]=find(x1==1); b=perms(x1); [row,col,v] = find(b(:,3)); b(r...

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How to get back real value after rounding
a=[3.3 0.5]; round_vector=round(a) c=a-round_vector; origin_vector=round_vector+c

약 1달 전 | 0

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Having this problem second time can anyone help?
a=1.1; b=0.09; % x(1)=1.16; % x(2)=1.32; % x(3)=1.47; % x(4)=1.65; % x(5)=1.93; x=[1.16;1.32;1.47;1.65;1.93]; % y=(l...

약 1달 전 | 0

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Removing Variables From a Cell Array
x = {2 4 3+5*1i NaN 6 9.8 'Hello' 11 -3 -4+6*1i}; x(cellfun(@(x) any(isnan(x)),x)) = [] y = {NaN NaN -7 8 0 4.5 1i 15 'how are...

약 1달 전 | 0

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Assembling Global Stiffness Matrix
% creating stiff matrix for i=1:20 stiff{i}=randi(100,4,4); end k1=stiff(1); k2=stiff(2); k3=stiff(3); k4=stiff(4);...

약 2달 전 | 0

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How do I average columns in cell array if some cells are empty?
you are asking the same question several times. your cell array "new_mat". giving an answer to your previous question: https://...

약 2달 전 | 0

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How do I convert a cell array with multiple values per cell into a numerical array with multiple rows?
The dimension of the 4th Column of your cell array is 4x1, but the rest of your cell array is 5x1. a=load("split_newdata_mean.m...

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Insert numeric values (rx1 matrix) inside a cell
a=randi(100,157,2); b=randi(200,189,2); c=randi(300,183,2); mat={a;b;c} % making a cell array % rep = repmat(100,157,1); m...

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How to locate the index of a certain date for a date-time array?
I don't have your data. try this one: % creating datetime data from 1st January 2017 to 31 December 2017 firstdate = '01-01-20...

약 2달 전 | 0

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How to import odd and even rows from a more than one txt file ?
try this: textfiles = dir('*.txt'); numfiles = length(textfiles); mydata = cell(1, numfiles); for k = 1:numfiles mydata...

약 2달 전 | 0

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How to remove empty space after legend?
you can change your lengend location to "northwest" or "Southeast" legend(LegendInfo, 'Location', 'northwest', 'fontname', 'Tim...

약 2달 전 | 0

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Finding a value of one vector based on the nonzero values of another vector
A = [2 5 1 4]; B = [0 1 0 1]; [I C]=find(B==1); output=A(C)

약 2달 전 | 0

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[Ask Help] - Convert Negative Commas Decimal into Single Binary
data = [1.295175 -0.021158 -0.274017]; data(data<0)=0; data(data>1)=1

약 2달 전 | 0

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Black Jack input and output
try this: a=[9 13]; output_1=check_possibilities(a) b=[23 34]; output_2=check_possibilities(b) c=[9 20 19 22]; output_3=ch...

약 2달 전 | 0

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MATLAB maximum value under a certain value
a=[ 23, 19, 12,18,30,17,20,28,21,65,22,31]; b=a(a>=17 & a<=21) % elements between greater equal 17 and smaller equal 21 maxi...

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I am having this error, could you help?
try this: a=1.6; b=0; % x(1)=1.28; % x(2)=1.36; % x(3)=2.47; % x(4)=3.68; % x(5)=4.56; x=[1.28;1.36;2.47;3.68;4.56];...

약 2달 전 | 0

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How to save the output of each loop in .csv file?
if your "result " is in matrix form, then try this result=randi(100,100,20); % making text files for j=1:size(result,2) col=...

약 2달 전 | 1

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how to extract subset from dataset?
a=readtable("NF.xlsx"); aa=find(strcmp(a.Attack,'DDoS')); aaa=a(aa,:)

약 2달 전 | 0

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Arif Hoq

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