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# Ko Fa

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10 total contributions since 2020

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Question

Hierarchical Clustering with custom cutoff distance
Hello everyone, I have a matrix (758x2) consisting of frequencies (first column) and damping ratios (second column), attached as...

alrededor de 8 horas ago | 0 answers | 0

### 0

Question

Keeping track of the Index while using "cell2mat" function
hey guys, I have a Cell Array a and am using cell2mat function for further clustering analysis, lets say: a = {[1 2 3; 7 8 9], ...

5 días ago | 1 answer | 0

### 1

Question

How to eliminate numbers without imaginary part?
I am trying to keep just the complex numbers. a =[ 2.70810968 2.45396925 1.13928251 -4.04946201 0.8829...

13 días ago | 1 answer | 0

### 1

Question

bsxfun - @minus - how to divide by maximum
Hello everyone, I have two arrays: a = [1; 2; 3] b = [1; 2; 3; 4] out = abs(bsxfun(@minus,a,b')./a) I am getting this: o...

22 días ago | 2 answers | 0

### 2

Question

Simulink: Excite System for couple seconds but longer simulation time
I am trying to excite a spring mass damper system with a sine wave block for 10 sec. But I want the overall Simulation time to b...

alrededor de 2 meses ago | 1 answer | 0

### 1

Question

Output only numbers with complex conjugate
Lets say I have an Array a = [1+i*0.1, 1-i*0.1, 5-i*0.1, 10+i*0.2, 10-i*0.2] which only contains complex numbers. I would like...

alrededor de 2 meses ago | 2 answers | 0

### 2

Question

Two cell arrays indexing
I have two cell Arays, lets say A = {[],[],[2,3],[1,2]} B = {[1,2,3],[4,5],[6,7,8],[9,10,11]} "A" contains the Index of the n...

2 meses ago | 1 answer | 0

### 1

Question

Sorting an array and their corresponding
kinda stupid question but I couldnt figure it out, I have two arrays, say a = [5;10;1] b = [0.1;0.2;0.3] Now I am trying to...

6 meses ago | 1 answer | 0

### 1

Question

Take mean value when elements inside array "clump up"
I have an Array,for example: r1 = rand(1000,1) sort(r1) and have this sorted in ascending order. What Im trying to ac...

6 meses ago | 1 answer | 0