Abdolkarim Mohammadi-Balani

Last seen: 2 days ago

211 total contributions since 2019

Abdolkarim Mohammadi-Balani's Badges

Answered
Simulink: Output argument 'mot_trq_dem' is not assigned on some execution paths
Maybe adding an empty else to each if helps. For example: if ... ... else end

3 days ago | 0

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Test for Poisson distribution
Maybe the problem is that you have created too many bins; one bin for each observation. That would not yield good results. Consi...

3 days ago | 0

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how to animate circle
You first draw the single point at the top of the circle. Then you edit the XData and YData properties of the line after a pause...

3 days ago | 0

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How am I supposed to download documentation for Matlab?
Just google the name of the toolbox you want plus "pdf documentation". You can find the documentation homepage for the toolbox, ...

9 days ago | 0

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How to save strings in a loop into an array?
You should first initialize the direction vector: direction = strings (1, 200); Then assign a value to a certain element of ...

9 days ago | 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...

12 days ago | 65 downloads |

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Performance: readTable versus xlsread
I don't know about the exact thing you mentioned, but I have experienced that when reading many matrixes from Excel (hence many ...

16 days ago | 0

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trying to use a neural network in a genetic optimiser
If I have understood you well, you want ga() to train your feedforward ANN. If so, you can read about it here: https://www.mat...

16 days ago | 0

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Resource pool, average utilization statistic
SimEvents blocks' statistics are updated not continuously, but rather when an event is triggerred. The system state between the ...

18 days ago | 0

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Elevators with Sim Events
The model described in the tutorial you mentioned exhibits only one person, but it can be used for any capacity of the elevator ...

18 days ago | 0

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How to split a product unevenly and create more subproducts from its remainder using SimEvents?
SimEvent's standard block library only includes blocks with one storage. What you want requires more than one storage, thus, in ...

25 days ago | 0

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Release entity from server based on event...
SimEvent's standard block library only includes blocks that contain only one storage. What you need requires more than one stora...

25 days ago | 0

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How to change Probability Vectors from workspace/file
You can pass the probability vectors as a variable, using SimulationInput objects. More to read: https://www.mathworks.com/h...

25 days ago | 0

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can I see the matlab code generated by simevents model
Simulink blocks are compiled into C, and not MATLAB.

25 days ago | 0

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How can I set attribute age in simevents
For each entity, you should first select an interval based on probabilities using a discrete probability function, and then, gen...

25 days ago | 0

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Modelling two activities that start at the same time on a common entity in SimEvents
You need a Resource Acquirer block, two Entity Server blocks, and two Resource Release blocks. When the entity enters the Resour...

25 days ago | 0

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How to perform Aggregation in simevents
My answer from here: Simevents is based on entity-storage system notion, and its standard block library only includes blocks t...

26 days ago | 0

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SimEvents: route using on attribute
You can create a scalar attribute, whose value is equal to the first element of the vector. entity.Attribute2 = out_package (1...

1 month ago | 0

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Vectorize multiple t tests across matrices
ttest cannot be vectorized. I think the only speed boost left for you is to use parfor instead of for, as long as you have Paral...

1 month ago | 0

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How do I implement simulannealbnd function in simulink?
You can declare the functions that are not compatible with code generation using coder.extrinsic() as extrinsic functions. Simpl...

1 month ago | 0

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Answered
Making a bunch of entity generators to generate variants in a simevents DES system
The best approach for you is as follows: Generate a random number for every variant. Use the minimum value of the array as t...

1 month ago | 0

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how to assign the service time value of the first entity server to the second entity server?
You can add an attribute to the entities, so that when the entity arrives in the first server, the assigned service time is reco...

1 month ago | 0

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Grouping entities in SimEvents
Simevents is based on entity-storage system notion, and its standard block library only includes blocks that include only one st...

1 month ago | 0

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Answered
Get parallel simulations in objective function of optimization Tool (GA,PSO)
Hi Marcus. I haven't used that File Exchange submission for PSO, but the general workflow in such situations is to: Pass the...

2 months ago | 0

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Answered
Simevents: Changing resources in pool
One way is to create a Gate, and not to let entities when the resource is not sufficient. The other way, which is the better but...

2 months ago | 0

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...

3 months ago | 0 answers | 0

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answers

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...

4 months 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.

4 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...

5 months ago | 0

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Answered
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 ...

5 months ago | 0