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Tomoaki Takagi


Last seen: Today |  Active since 2023

Followers: 1   Following: 0

I have a Ph.D. and am currently a corporate AI researcher. I am also a member of the Japanese Society for Evolutionary Computation.

Programming Languages:
MATLAB
Spoken Languages:
Japanese
Pronouns:
He/him
Professional Interests:
Optimization, Genetic Algorithm, Multiobjective Optimization, Estimation, Visualization

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  • MATLAB Central Treasure Hunt Finisher
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  • 3 Month Streak
  • Knowledgeable Level 1
  • Cody Challenge Master
  • ASEE Challenge Master
  • Personal Best Downloads Level 1
  • GitHub Submissions Level 3
  • Matrix Manipulation I Master
  • Sequences And Series II Master
  • Indexing I Master
  • Scholar

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Solved


Average of even-numbered columns
Given a vector, find the average of even-numbered columns. e.g x　=　[ 4 6 8 9 1 2 7 ] y =　( 6 + 9 + 2 ) / 3

ungefär 4 timmar ago

Solved


Delete the column with all 0 !
Delete the column with all 0 data in a matrix(x). e.g. input x = 1 0 0 4 5 0 7 0 ...

ungefär 4 timmar ago

Solved


Average of odd values
Find the average of odd values in given a matrix. e.g x=[ 4 11 8 ; 9 2 7 ] y =( 11 + 9+ 7 ) / 3

ungefär 4 timmar ago

Solved


Replace Nan!
Replace Nan in the given vector(v) with 9999.

ungefär 4 timmar ago

Solved


Solve the equation. Find X.

ungefär 4 timmar ago

Solved


Simple sum 1

ungefär 4 timmar ago

Solved


Problem 44444 !!! free beer everyone
just say hallelujah to solve this problem

ungefär 5 timmar ago

Solved


what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...

ungefär 5 timmar ago

Solved


Convert Hard Drive marketing sizes to actual data sizes
Hard drive sizes are typically marketed using the decimal meaning of prefixes, whereas RAM uses binary meanings. For example: ...

ungefär 5 timmar ago

Solved


Divisible by 21
Write a function to determine if a number is divisible by 21.

ungefär 12 timmar ago

Solved


Find the maxmum value of N*N Matrix
Input x=[1 2 3; 4 5 6; 7 8 9] output: y=9

ungefär 12 timmar ago

Solved


Find the minimal value in N*N Matrix
Suppose that we have N by N matrix, we try to find the minimal value in that matrix. examples: Input A=[1 2 3 5 6;52 58 56 45...

ungefär 12 timmar ago

Solved


number play

ungefär 12 timmar ago

Solved


non-repitition of numbers in a vector

ungefär 12 timmar ago

Solved


Product of elements in a column

ungefär 12 timmar ago

Solved


Double the length of the vector

ungefär 12 timmar ago

Solved


Half the length of the vector

ungefär 12 timmar ago

Solved


find the index of a number

ungefär 12 timmar ago

Solved


Seperate 2nd column in a matrix

ungefär 13 timmar ago

Solved


Let's get back to school, and create multiplication tables
For a given range, create multiplication tables. (start is always < endno) Example start = 17 endno = 19 Then, ...

ungefär 13 timmar ago

Solved


Average Grade
Given a 1x5 vector presents the grades of a student on five tests. Calculate the average grade of that student.

ungefär 13 timmar ago

Solved


Convert from integer to binary
if true % decimalToBinaryVector(x) end

ungefär 13 timmar ago

Solved


Create tangent function out of sin and cos
Please don't use tan(x) directly

ungefär 13 timmar ago

Solved


find the 'M'
for an input x, return 1 at the location of the letter 'M'

ungefär 13 timmar ago

Solved


Where is the number that you want to find?
For a given matrix A, find where the input number x appears. Do this task by returning the vector which contains the row and th...

ungefär 13 timmar ago

Solved


determine if
determine if the elements of a matrix is a nan and return true

ungefär 13 timmar ago

Solved


Calculate inverse matrix in m by n matrix
x=(1:10)' y=roundn(2*x+7*rand(size(x)),-1) a*x=y Estimate a using inverse matrix calculation. This is principle of li...

ungefär 13 timmar ago

Solved


Save variables
a=[1] Save variable a that is located in workspace into current folder. File name should be 'a.mat'

ungefär 13 timmar ago

Solved


How to permute given 3d matrix?
A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...

ungefär 14 timmar ago

Solved


Where is 1?
There is a 3d matrix [A] that consist of many zeros and only one. A=zeros(100,100,100); i=randi(100); j=randi(100); k=randi(...

ungefär 14 timmar ago

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