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Takumi


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65 total contributions since 2018

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Answered
コンターマップのカラーバーのラベルの変更
コードを添付してくださりありがとうございます.コードを省略されるのは構いませんが,こちらで実行できるように変数もサンプル値で埋めていただけると非常に助かります. さて,カラーバーの文字列等をあとから変更したい場合は,そのハンドルを保存しておくと良いのです...

1 day ago | 0

Answered
ファイルの名前 一気に変更
ファイル名を変更するにはmovefile関数を使います.また指定文字列を削除するにはerase関数が使えます. 以下のファイル VOI_A_r10p0001.mask VOI_A_r10p0001_1.mat VOI_A_r10p0001_2.ma...

2 days ago | 1

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Answered
forループ内で下の階層のフォルダを対象に解析を繰り返したい場合
例えば、今いる階層にexample1とexample2というフォルダがあるとします。 そしてそれぞれのフォルダにはファイルfzdata.xlsxがあるとします。 今いる階層(フォルダがある)からフォルダexample1内にあるファイルfzdata.xl...

4 days ago | 0

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Answered
extract the data from graph
l=findobj(gca,'Type','Line'); x=l.XData; y=l.YData;

19 days ago | 0

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Answered
finding the error between two curves from a fig
I used the findall function to find out what was plotted. I noticed that some of the lines containing the NaN values were plott...

19 days ago | 0

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Answered
How can I put legend for some of my curves?
I created a example code. col = [0 ,0 ,0; 255,0, 0 ; 0, 255,0 ; 0, 0, 255; 255,255,0 ;...

22 days ago | 0

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Answered
How can I draw a complex contour?
[DH1,h1]=(contour(y,x,real(psi1),10,'-k'));

25 days ago | 0

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locating a value of a matrix from another input value
ind = [24,26,26,26,29]; S(1).f1 = rand(1,101); S(2).f1 = rand(1,101); S(3).f1 = rand(1,101); S(4).f1 = rand(1,101); S(5).f1...

25 days ago | 0

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Answered
Write string and table (in that order) to text file
How about using this function? https://www.mathworks.com/matlabcentral/fileexchange/28600-xlsappend

25 days ago | 0

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アニメーションの速度の制御について
大体の時間があっていれば良いならpause関数で停止させるのが簡単だと思います.ただし,関数を実行する時間を考慮していないので,ずれます. T = 1/50; % sampling rate 0.02s h = animatedline; axis(...

25 days ago | 1

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Answered
problem in ploting charts
All parts other than y1 are complex, so the real or imaginary part must be specified. eg. real(X_w)

26 days ago | 0

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Is there a way to lock the cursor on the graph?
How about using the findpeaks function instead?

26 days ago | 0

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Excelファイルへの末尾の追加に関して
File Exchangeに投稿されているこちらのxlsappend関数が使えそうですね.

26 days ago | 0

Answered
How can Specific line and column text file can be read in Matlab?
fname = 'sub1.txt'; fid = fopen(fname); % skip 2 lines for i=1:2 fgetl(fid); end str = fgetl(fid); % get specific li...

29 days ago | 0

Answered
特定の行列のみを取り出して平均を出したい
①配列サイズが異なる変数を一つの変数に格納したい場合,cell配列を使うと良いと思います. A = rand(512,45); B = cell(2,1); B{1} = A(1:10,:); % Aの1~10行目 B{2} = A(3:1...

29 days ago | 0

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Answered
Using event function to switch between two sets of ODEs
How about conditional switching in a differential equation? clear all; R = 0.5; St =0.01; A = R/St; U = 1; a ...

1 month ago | 0

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Just like displaying coordinates, I want to display row and column number
"info" has two fields and one of fields that named "Target" has line data. So I atempted to use the find function to find an i...

1 month ago | 0

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How to disable default interactivity / datatips "forever"?
Please refer to the following rink. How to set disableDef​aultIntera​ctivity for all axes?

1 month ago | 0

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Problem in Eigen values plot
Using sort function, you can sort the elements of matrix in ascending order. clc; close all clear syms g omega=1.0; D = ...

1 month ago | 0

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Answered
Index in position 1 exceeds array bounds (must not exceed 1). in arrays
Matrix size of “theta” is 1 by 6. So you have to replace theta(i,1) with theta(1,i).

1 month ago | 0

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Passing the values in a fixed format
This is sample code. Is this what you want? x = linspace(0,2*pi,20); v1 = sin(x); v2 = sin(x)/2; v3 = sin(x)/3; V = {v1,v2...

1 month ago | 0

Answered
How can I get a better simplification of my results
syms k m s = [-(3*10^(1/2)*(k*m)^(1/2))/(10*m); (3*10^(1/2)*(k*m)^(1/2))/(10*m)]; assume([m,k],'positive'); s_sign = si...

1 month ago | 0

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Answered
How separate data from a table and convert every column in vector if this seáration depends on the label 'D' or 'E'?
Using strcmp function, you can get the index that matches the specified string. You can then use the index to find the correspo...

1 month ago | 0

Answered
Surface plot(Z must be a matrix, not a scalar or vector)
First of all, the argument of meshgrid is wrong. 0.1:0.01:0.05←must be greater than 0.1. Second, variavle b1 and a1 has been o...

1 month ago | 0

Answered
凡例の系列名に変数の値を入れたいです
以下のようにしてDisplayNameを設定するのはいかがでしょうか. open_system( 'MPC_SISO_0_block' ) mpc_out = sim( 'MPC_SISO_0_block' ); figure title( 'De...

1 month ago | 0

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Answered
リアルタイムでのデータ取得とシミュレーション
リアルタイムでiPhoneのセンサデータを取得したいということでしたらこちらが利用できるのではないでしょうか。 https://jp.mathworks.com/help/matlabmobile/sensor-data-collection.html

2 months ago | 0

Answered
csvファイルの一括インポートおよび一括処理
例えば、1列目に要素番号、2列目にランダムな数が5つ並んだcsvファイルが3つあり、それぞれファイル名がfile1.csv、 file2.csv、 file3.csvとなっているとします。以下のコードでサンプルファイルを生成できます。 % サンプルデータ...

2 months ago | 2

Answered
How iterate inside a excel file and every 21 rows store values in a matrix?
How about saving to a cell array? sheet1 = 'VolumeTracings - Copy'; [XY,fileName] = xlsread('VolumeTracings - Copy.csv',sheet1...

2 months ago | 1

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Answered
Reading and writing a 2-column table of strings to text file
You can find many ways by following the links below. https://www.mathworks.com/help/matlab/text-files.html

2 months ago | 0

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Answered
Opening Multiple Windows To Analyze Different Plotted Variables
You can create a new window with the 'figure' command. x = linspace(0,2*pi,100); y1 = sin(x); y2 = cos(x); plot(x,y1); figu...

2 months ago | 0

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