Abdolkarim Mohammadi-Balani

Last seen: Today

187 total contributions since 2019

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Question

How to train a deep or shallow network embedded into another system?
I need to embed a deep or shallow network into another algorithm to do certain jobs. How can I calculate the loss function and p...

11 days ago | 0 answers | 0

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Submitted

Golden Eagle Optimizer Toolbox
Source code and user interface for Golden Eagle Optimizer (GEO) and Multi-Objective Golden Eagle Optimizer (MOGEO) metaheuristi...

30 days ago | 54 downloads |

Answered
structure variable with double vectors in a field using in a SIMEVENT block is not working
One way to achieve what you want is composite entities. It enables you to use a structure-like dot notation in event actions. Se...

1 month ago | 0

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Fit a power model to the set of data
Type cftool in the command window to open Curve Fitting toolbox. Then you can import your data and fit the power function.

2 months ago | 0

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Eject entity from server when failure occurs
Generally speaking, failures are preempted entities that does not consume resources. They are generated from another entity gene...

2 months ago | 0

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How to concatenate string cell arrays?
What you need is the Cartesian product of the two sets. MATLAB does not have built-in function, but there are several functions ...

2 months ago | 0

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Is there a way to call Continue in a loop less script ?
Instead of calling continue directly, you can set a flag in the inner script. The outer script, which contains the loop, uses th...

2 months ago | 0

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Enlarging y-Axis because text description of two points is overlapping
A simple solution is to add horizontal and vertical offset so that you can better control the position of the labels. x = [6...

2 months ago | 0

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Infinite Loop with conditional statement if
The for loop can be broken using break statement. for if break end end https://www.mathworks.com/help/mat...

2 months ago | 0

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Z must be a matrix, not scalar or vector - surface plot
You use surf when you have z value for each combination of x and y vectors. Here, you have x, y, and z vectors, so you should dr...

3 months ago | 0

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Hi everyone, How do I call functions in simevents for selected queues to halt entities blocking them from departing whenever entities with specific attributes are injected into the system (by a deliberate event).
I think you must implement this complex system with MATLAB Discrete-Event System (MDES) only, since you need to iterate over que...

3 months ago | 0

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How do you model transfer batching in simevents if you use orders as entities and order quantity as an attribute?
You should use an Entity replicator block, which replicates entities based on the order size. Replicas are production batches af...

3 months ago | 0

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How can I bring 5 variable at 5 different axis angles and plot the correlation coefficient with respect to a base variable.
MATLAB does not have built-in spider plot, AFAIK. The nearest built-in is polarhistogram(). https://www.mathworks.com/help/matl...

3 months ago | 0

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Plot of 4 variables with dates(years)
You should read the documentation of plot(): https://www.mathworks.com/help/matlab/ref/plot.html All you need is to define c...

3 months ago | 0

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Question

Loading timeseries data into the deep network designer
I have read and learnt how to train a deep network for forecasting future values of a timeseries here: https://www.mathworks.c...

3 months ago | 0 answers | 0

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Using for loop to extract data from a matrix
The break statement terminates the for loop: if j > numel(cavity) break end

3 months ago | 0

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PSO algorithm pv system code
You should formulate your problem based on the scientific literature. MATLAB has built-in PSO, but it only handles unconstrained...

3 months ago | 0

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Calculate trends with regression for columns in MATLAB
You can use parfor (parallel for loop) instead of for. The more CPU cores you have, the more speed you gain. https://www.mathw...

3 months ago | 0

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Creating a function with varying numbers of input parameters
You should use Variable-length input argument list using varargin(). https://www.mathworks.com/help/matlab/ref/varargin.html

4 months ago | 1

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Why SimEvents spends so much time
You should run 1000 simulations using sim() in conjunction with SimulationInput objects. With SimulationInput you can define the...

4 months ago | 0

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link a custom creation function
1) "If you have a partial initial population, meaning fewer than PopulationSize rows, then the genetic algorithm calls CreationF...

4 months ago | 0

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What information is conveyed by the different colors in Matlab's contourf( ) data plots?
You can turn on the ShowText property of the contour, or add the color bar: x = linspace (-5, 5, 51); y = linspace (-5, 5, 51...

4 months ago | 0

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MATLAB function block error in Simulink
Unlike m-file functions, MATLAB function block does not apply automatic array expansion. The simplest way to overcome is to defi...

4 months ago | 0

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Run a Simulink modell stepwise inside Matlab
You can use MATLAB function block. It is executed on every timestep just like other blocks, and you can return outputs for every...

4 months ago | 0

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Create 9x9 matrix with RANDI between [0,2] with each 0,1, and 2 repeating three times each per column.
You can first create a vector with the values you need: Reference = repelem (0:2,3)'; Then you initialize the 9x9 matrix with...

4 months ago | 1

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How can I display the last value obtained in a scope block graph in Simulink?
The Display block shows the numeric output. https://www.mathworks.com/help/simulink/slref/display.html

4 months ago | 1

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Can I use my own timetraces in M/M/1 queue implementation by Simevents?
I think you need a simple M/M/c queue. The example you are trying has components for other purposes, which might have confused y...

4 months ago | 0

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What am I doing wrong?
For drawing multiple line plots at once, you should have one column vector for each line. You just need to have x as a column ve...

4 months ago | 2

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How to use the Parallel Computing Toolbox of MATLAB to optimize the parameters of a Simulink model with genetic algorithm?
You should set ga() to pass all of the generation members at once using UseVectorized option. Then you set the objective functio...

4 months ago | 0

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How to solve this problem? Error using == Quadratic constraints not supported
QP = Quadradic Programming = Quadradic objective function and linear constraints. QCQP = Quadratically Constrained Quadratic P...

4 months ago | 2

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