Community Profile # Saifullah Khalid

##### Last seen: Today
22 total contributions since 2017

View details...

Contributions in
View by

Question

how to generate a random vector with fixed sum and bounded elements
I want to generate a random element vector with a fixed sum: and each element is bounded as . is the fixed sum and spe...

9 days ago | 1 answer | 0

### 1

Question

Constraint satisfaction in a resource allocation problem optimized using evolutionary algorithms
I am working on a allocation problem where a resource needs to be allocated to users each with demand . The problem has two o...

16 days ago | 0 answers | 0

### 0

Question

Solution when number equations is less than than the number of variables
I am curious if there is some solution method in the case when we have the number of equation less the number of variables. For ...

4 months ago | 1 answer | 0

### 1

Question

How to apply a bound constraint on a complex power vector
I am trying to optimize a complex power vector with where and is a complex number greater than 0. I have implemented bound ...

5 months ago | 1 answer | 0

### 1

Question

How to optimize when the decision variables are complex numbers
Hi, I want to optimize the objective function where and are complex numbers I intend to use genetic algorithm but I wonder if...

5 months ago | 0 answers | 0

### 0

Question

How to generate a random data vector that follows a constraint
I want to generate random data vector where that follows this constrainst. where and is a constant. I would appreciate any ...

5 months ago | 2 answers | 0

### 2

Question

How to implement an equality and inequality constraint
I want to implemet a constraint, in GA, given as , where is the decision variable and is a consatnt. Any help woul be apprecia...

5 months ago | 1 answer | 0

### 1

Question

Feature selection using F-Test
I am trying to rank features given in following feature vectors, samples from three different class are given. I want to ask i...

1 year ago | 0 answers | 0

### 0

Question

How to implement inequality constrainst in fmincon
Hi, I need to implement inequality constraint for fmincon. The constraint is *Z < d* where d is constant and Z is function https...

2 years ago | 1 answer | 0

### 1

Question

Generating random number with constrainsts
I am trying to generate population for an evolutionary algorithm, subject to two constraints, Σp + ϵ < 1 and Φ * μ - λ*p > 0, ...

2 years ago | 0 answers | 0

### 0

Question

how to plot a function with vectorized variables
I need help to plot function (code pasted below) which takes a vector input. The code is given below. The input variable x is a...

2 years ago | 1 answer | 0

### 1

Question

Writing Penality function in GA
I am trying to solve a constrained optimization problem with two objectives using GA. The objective function and constraints are...

2 years ago | 1 answer | 0

### 1

Question

Can SPEA2 be used instead of inbuilt NSGA2 inmatlab
I need to use SPEA2 for my research. I have standalone implementation of spea2 from Yarpiz but unfortunately it doesn't have sup...

2 years ago | 1 answer | 0

### 1

Question

Generate constrained random vector
I am trying to generate a random vector from two other random vectors and a scaller in Matlabsuch that _λ* P - Φ.*μ < 0_ where ...

2 years ago | 0 answers | 0

### 0

Question

Can SPEA2 algorithm be implemted using matlab optimization toolbox
I am trying to use evolutionary algorithm, strength pareto evolutionary Algorithm (SPEA-II), I was curious if its operation have...

2 years ago | 1 answer | 0

### 1

Question

Which algorithm matlab ga and multiobjective ga in optimization toolbox implement
I trying to figure out which algorithms are built in GA and multi-objective GA in optimization toolbox. I feel its inbuilt featu...

2 years ago | 0 answers | 0

### 0

Question

Multiobjective optimization using genetic algorithm
I have an objective function given below. I want to solve it using genetic/evolutionary algorithm (strength pareto SPEA2). Since...

2 years ago | 0 answers | 0

### 0

Question

Return values from simulannealbnd other than fval and x
I am optimizing an objective function which depend on profit and risk as shown below. I am using simulannealbnd function to opti...

2 years ago | 1 answer | 0

### 1

Question

Writing Constaints for simulannealbnd
I am trying to optimize an objective using simulannealbnd function. I have constraints of upper and lower bounds on decision var...

2 years ago | 1 answer | 0

### 1

Question

Optmization of nonconvex nonconcave problem using iterative approach
I am trying to implement a profit optimization function in a cloud computing environment. Objective function is claimed to neit...

2 years ago | 0 answers | 0

### 0

Question

linear equality constraint writing
I am facing difficulty to write linear inequality constraint given below. Here Φ, 48 element long vector, is decision variable w...

2 years ago | 2 answers | 0