photo

genevois pierre


Grenoble-INP

Last seen: 1년 초과 전 |  2012년부터 활동

Followers: 0   Following: 0

메시지

통계학

All
  • First Review
  • Thankful Level 3
  • First Answer
  • Solver

배지 보기

Feeds

보기 기준

질문


computing a sequence of vectors
the sequence is defined, for i = 1:n, by this vectorial recurrence relation : [A(i+1); B(i+1)] = Q * [A(i); B(i)] + [C; D] wit...

거의 4년 전 | 답변 수: 1 | 0

1

답변

질문


how to stop executing a function if its duration is too long ?
Hi, the solve function (applied to a hard problem) still executes after a 30 minutes run ... Can it be stopped by the calling pr...

거의 4년 전 | 답변 수: 1 | 0

1

답변

답변 있음
using symbolic calculus on char strings (coming from a file)
Thank you for your answer ; a warning when using str2sym could mean that this function will be removed in a future version ? How...

거의 6년 전 | 0

| 수락됨

질문


using symbolic calculus on char strings (coming from a file)
Hello, I'm currently using str2sym on char strings obtained from fgetl on a text file containing many lines of mathematical expr...

거의 6년 전 | 답변 수: 1 | 0

1

답변

질문


behavior of for loop with strings of chars ?
Hi, this for statement for string = ['=A=', '=B=', '=C='] [starts, ends] = regexp(line, string); the ...

대략 6년 전 | 답변 수: 1 | 0

1

답변

질문


how to replace 'x\d+' by 'X(...same number as \d+ ...)' such as x45 --> X(45) using regexprep ?
Hello, I'm searching for replacing, in a text file, strings having 'x' as only non numeric character at the beginning, followed...

대략 6년 전 | 답변 수: 1 | 0

1

답변

질문


accessing to some ga's parameters
Hi, I cannot access to some values of parameters of ga as (names = values hereafter) : options_ga.FitnessScalingFcn = @fitsc...

대략 6년 전 | 답변 수: 0 | 0

0

답변

질문


how to count the number of function calls without modifying it by inserting a counter ?
Hi, for example in ga(...), the count of objective function calls is provided, but not that of the constraint function. My unsat...

대략 6년 전 | 답변 수: 2 | 0

2

답변

질문


a test to exclude inf and nans from pinv(...) doesn't work
Hello, having this error : Error using svd Input to SVD must not contain NaN or Inf. Error in pinv (li...

대략 6년 전 | 답변 수: 1 | 0

1

답변

답변 있음
constrained pso : how to set initial population ?
I get the same problem ... probably due to the call to fmincon in psocheckinitialpopulation, line 99.

거의 8년 전 | 0

질문


constrained pso : how to set initial population ?
hi, i tried options = optimoptions('particleswarm', 'InitialPopulation', tous_xi); where tous_xi contains initial position...

거의 8년 전 | 답변 수: 3 | 0

3

답변

질문


options_pso.InitialPopulation : how to assign ?
hi, i now get an error when setting options.InitialPopulation = [1,2,3] for example, after having run options=pso . Can you help...

거의 8년 전 | 답변 수: 1 | 0

1

답변

질문


constrained pso : Not enough input arguments.
hi, in my code, I use [x, fval, exitflag] = pso(mapse_vu_sd, 7, [], [], [], [], ... lx, ux, mapse_CNL_sd_c) and I g...

거의 8년 전 | 답변 수: 1 | 0

1

답변

문제를 풀었습니다


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

거의 8년 전

문제를 풀었습니다


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

거의 8년 전

문제를 풀었습니다


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

거의 8년 전

답변 있음
What exactly does TolCon do and how is relative max(constraint violation) calculated?
hi, the link in "Tolerances are described here" is not set : could you arrange this ? Thank you.

대략 12년 전 | 0

질문


index of control loop that is a vector component
hi all, in order to make my code more compact, i tried this : for x(1) = lb(1) : d_x(1) : ub(1) for x(2) = lb(2) :...

대략 12년 전 | 답변 수: 1 | 0

1

답변

질문


How can I extract column vectors from matrix (with large number of columns) ?
Having a lot of columns, this way of extracting from a big matrix named C : temperature = C(:,1); index = C(:,2); ... ...

대략 12년 전 | 답변 수: 2 | 1

2

답변