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CustomProvider
I can think of two options. Option 1: Inside your problem definition, switch the...
Defining multiple problems in one program
Defining multiple problems in one program
Discussion moved to https://github.com/MOEAFramework/MOEAFramework/issues/26
it seems like a bug for Random search. It does not take into account the property...
.withMaxEvaluations(20) for example, didn't work. It runs the RS program fore more...
Use it like any other algorithm: NondominatedPopulation result = new Executor() .withProblem("UF1")...
RANDom search example
using MOEA Framework and Java is there any existing API or tool already there to...
For plotting you will need to use a different program/software. If you want plots...
For plotting you will need to use a different program/software. If you want plots...
plot Pareto Optimal solutions from NSGA II and other heuristics
Use a single BinaryVariable with 50 bits. Look at the Knapsack example for details:...
Binary solution and decision variables
Thank you again for the second error I have made the ExtendedRealVariable class static...
To fix the first issue, upgrade to version 2.7 of the software. For the second error,...
Hi, thank you very much for your help When I runThe code I have got 2 errors as follows:...
Here is an example. The lower and upper bound are stored in a static array that you...
Problem setting the decision variables bounds(lower,upper)
Hi, Thank you for the reply Due of being a new user of Java as well MOEA, please...
You could try extending the RealVariable class and overriding the getLowerBound()...
Using variables for the decision variables bounds (lower,upper).
Just to add since I forgot to include it in my previous comment. I do plan to look...
Thanks for the feedback
Hi, thanks for the suggestion. Currently, that is not supported in the GUI. There...
Using GUI to pass number Of Variables and the number of Objectives
I would suggest looking at some of the example problems in src/org/moeaframework/problem/....
Converting from type of Variables to type of Double
The instrumenter is useful for collecting performance metrics. There are a bunch...
How to evaluate the performance of a multi-objective genetic algorithm?
Guys I really need an answer please
get the convergence speed of each objective function
Hi, The steps I use to add a new problem are: Define the problem Modify the getProblem...
visualising my own problem
Thanks a lot for your valued feedback, the code now performing much better and needs...
I'm not 100% sure I understand the question, so please ask for clarification if I'm...
Hi in addition to the previous question Can I set the decision variables to hold...
Hi Thank you for your respond What I mean is that, I want to set and assign the decision...
Regarding the first question, you'll need to scalarize the 3x4 matrix into an array:...
Another question related to the previous Ticket is that >>>> Is it compulsory to...
Setting decision variables as an array
Thank you for reporting this. Your fix looks correct. We are in the process of transitioning...
Bug when running Genetic Programming with the distributeOnAllCores propertie
Thank you very much for your cooperation. The code now starts producing reasonable...
Thank you very much for your cooperation. The code now starts producing reasonable...
Well this clarifies a lot! Thank you.
newSolution is called to get the definition of a solution for a problem. The resulting...
You'll need to change EncodingUtils.newReal(0.0, 1.0) to encompass the possible range...
Difference between newSolution and Initialization
Hi Thanks for your valued support. after following what you have suggested, I have...
Hi Thanks for your valued support. after following what you have suggested, I have...
Ok, if M is fixed, then you could just define 3*M real or int variables. Use the...
Hi Some thing else I would like to have detailed information about (what are and...
Thank you The reason of using M circles, is that with 3 randomly generated circles,...
Thank you The reason of using M circles, is that with 3 randomly generated circles,...
Why is it necessary to generate M circles when only the 3 best are selected at the...
Since this is a potentially important algorithm, I'm going to add some better unit...
Hi Thank you for your respond. The problem that I am trying with MOEA as follows:...
The implementation within the MOEA Framework is based on the reading of the NSGA-III...
Without erros, but the values (results) are so "lousy". Do you have some example?...
Ran fine on 6-objective DTLZ2. Are you experiencing an error when trying more than...
Thanks for reporting this. Will work on fixing this in the next release.
Determining how many variables to use is dependent on your problem. A simple answer...
is it working??
NSGA-III - Results
Missing checks in Instrumenter.instrument(Algorithm)
Variables of defining new problem
Hi Can any one provide me with a tutorial except those come with the framework for...
Thank you very much for your response I didn't define a new variable I have attached...
It looks like the error is resulting from the MOEA Framework not recognizing your...
Even after the constraints are satisfied, MOEAs will still optimize the objectives....
no provider for NSGAII
Results from MOEA solution
Hi My problem was solved! Thank you very much. But why even when the constraints...
You can either get all values at once: int[] values = EncodingUtils.getInt(solution);...
Hi, thank you for reply. Then question comes to modify "evaluate" method. Since the...
You'll want to set individual variables for each value: Solution solution = new Solution(20,...
Hi, how to define a vector variable int[] with bounded constraints in MOEA? When...
Hi, when set Variable using solution.setVarialbe(0,Variable), I cannot find the definition...
One issue I see is its defining a single variable, an integer solution.setVariable(0,...
Hi, thank you for your quick response. Based on the material you provided, I constructed...
Hi, thank you for your quick response. Based on the material you provided, I constructed...
Hi, thank you for your quick response. Based on the material you provided, I constructed...
In general, you should extend AbstractProblem. There are only two methods you need...
Customize new problem with extending MOEA current problem
Modify the src/org/moeaframework/algorithm/StandardAlgorithms.java class (see how...
Hi, I need an individual correction method for my specific problem in NSGAII algorithm....
Hi, I need an individual correction method for my specific problem in NSGAII algorithm....
Thanks a lot
If you are using the Executor class, call the withEpsilon method: new Executor()...
Adjusting epsilon value for eMOEA
Thanks very much. I can run HypE now.
You can definitely use the grammar representation to define these rules. However,...
I tried to solve my problem with Jmetal (for mono-objective algorithm), but I need...
Hello, I just tested with version 2.5 of the MOEA Framework and it appears to be...
Not 100% sure, but my guess is that since your expression is if (A and B) then C,...