pso | repository include implementation of particle swarm | Machine Learning library

 by   ErfanFathi C++ Version: Current License: MIT

kandi X-RAY | pso Summary

kandi X-RAY | pso Summary

pso is a C++ library typically used in Artificial Intelligence, Machine Learning, Example Codes applications. pso has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

This repository include implementation of particle swarm optimization (pso) algorithm in C++
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            kandi-support Support

              pso has a low active ecosystem.
              It has 22 star(s) with 3 fork(s). There are 4 watchers for this library.
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              It had no major release in the last 6 months.
              pso has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of pso is current.

            kandi-Quality Quality

              pso has no bugs reported.

            kandi-Security Security

              pso has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              pso is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              pso releases are not available. You will need to build from source code and install.
              Installation instructions are not available. Examples and code snippets are available.

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            pso Key Features

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            pso Examples and Code Snippets

            No Code Snippets are available at this moment for pso.

            Community Discussions

            QUESTION

            Matplotlib animation for an particle swarm optimazation
            Asked 2021-May-04 at 12:45

            I'm doing a school project on evolutionary algorithms. I applied 2D particle swarm optimazation on an problem. I modified the PSO function such that I get as output:

            • a vector with the best parameters
            • the optimized solution
            • a list of array's that contains the x-values of the particles (lijst1)
            • a list of array's that contains the y-values of the particles (lijst2)

            To visualise it, I wrote a loop that iterates through the list and plots the particles in 2D space. This not an elegant solution so I want to use animate from matplotlib.

            I want to achieve that each frame shows an iteration of the PSO algorithm or in other words each frame should plot lijst1[i] and lijst2[i].

            To give you guys an idea of the output I ran the algorithm a few iterations with few particles.

            Lijst1:

            ...

            ANSWER

            Answered 2021-May-04 at 12:45

            I wrote the code with the understanding that your question is to loop through the contents of the list data presented to you. The change from your code is to set the range of the axes. I also removed the initialization function as I thought it was unnecessary. I added a line from the scatter plot format as a graph setting. This is just a modification to check the animation.

            Source https://stackoverflow.com/questions/67382675

            QUESTION

            How to pass a variable to pyswarm's functions in Python
            Asked 2021-Mar-08 at 22:31

            I wonder how can I pass a specific variable to a function using Pyswarm in Python.

            Check the example bellow

            ...

            ANSWER

            Answered 2021-Mar-08 at 22:31

            QUESTION

            How to pass chosen input values of checkboxGroup to be used as an argument in ggplot2 interaction of geom_col() when using shiny?
            Asked 2021-Feb-16 at 14:03

            I am using Shiny to build a simple dashboard to use in my job. Everything was fine until I found that I couldn't pass chosen input to be used as an argument in ggplot geom_col() interaction arguments.

            My purpose is to change interaction plot based on chosen values of checkboxGroup where the chosen values will be used as arguments for fill=interaction(....) in ggplot.

            I faced problem at this stage :

            ...

            ANSWER

            Answered 2021-Feb-15 at 20:32

            You need to select the appropriate variables for interaction. I have used pickerInput to select a maximum of 5 variables for interaction. If less than 2 variables are selected, a message is printed. Perhaps there is a more elegant way of doing this. For now, I have provided a quick answer. Please try this

            Source https://stackoverflow.com/questions/66196479

            QUESTION

            How can generate one record into two records and then insert them into the table?
            Asked 2021-Jan-18 at 13:52

            I have PKT table in sql server with structure(PKT(pso, day, msch, mskh, tkc, tkdu, st, mskh1)) and an other table(dong_bo(pso, day, msch, mskh, tk, psn, psc)). With each row in PKT, i need to generate it to two rows then insert them into dong_bo table. For Example: PKT table. | pso | day | msch | mskh | tkc | tkdu | st | mskh1 | | --- | --- | ---- | ---- | --- | ---- | -- | ----- | | PKHT000105-12-20 | 31/12/2020 | 03 | 0802345 | C1411 | N3311 | 20000 | 7101259|

            dong_bo table: pso day msch mskh tk psn psc PKHT000105-12-20 31/12/2020 03 0802345 1411 0 20000 PKHT000105-12-20 31/12/2020 03 7101259 3311 20000 0

            I need a statement to generate it in SQL server.

            ...

            ANSWER

            Answered 2021-Jan-18 at 13:06

            Basically you can use union all statement as approach:

            Source https://stackoverflow.com/questions/65774805

            QUESTION

            I want to Print the Abbrevation of the Word but dont know what I am doing wrong
            Asked 2020-Dec-31 at 06:15

            I want to Print the Abbreviation of the Word Write a C program that should take an organization’s name from the user as a string. You have to implement the following function on that string:
            For example:
            Word = Pakistan State Oil
            Abbreviation: PSO Only Capital Letters from the Word

            It is Printing only 1 word.

            Code :

            ...

            ANSWER

            Answered 2020-Dec-31 at 06:02

            Since you use C++ and not C, I suggest you use string instead of char[] as it may be easier to handle sentences and do operations with them this way, particularly if you come from a higher-level language, or if you are new altogether.

            If you wanna print the first letter of each word in the string, you can iterate through the string like this:

            Source https://stackoverflow.com/questions/65517035

            QUESTION

            Parallel the particle swarm optimization in Julia
            Asked 2020-Nov-10 at 12:58

            I wrote the particle swarm optimization algorithm in Julia, and I tried to use Threads to accelerate the computation for each population. Here is the code

            ...

            ANSWER

            Answered 2020-Nov-10 at 12:58

            There is no need to lock variables. When you are doing parallel calculations you can always think in the terms of Split-Combine strategy (sorry just invent this term in analogy with DataFrames calculation, you may also call it Map-Reduce approach). The idea is that you split calculations around different threads and do them independently and on the final stage you combine results together on a single thread. So your code can look like this (there can be syntax errors, since I can't run the code without Particle and other definitions, but I hope it is enough to give the idea)

            Source https://stackoverflow.com/questions/64767091

            QUESTION

            Q: DX12 Error in creation of graphics pipeline state
            Asked 2020-Nov-04 at 16:28

            By following the Microsoft documentation and creating the PSO, I receive the following D3D12 errors.

            Error code

            Considering the first error states that the encoded signature size doesn't match the specified size. I compared the shader and the signature.

            ...

            ANSWER

            Answered 2020-Nov-04 at 16:28

            Chuck Walbourn Helped me find the solution. The blob did not get the results from compiling similar to D3DCompileFromFile(). By utilizing the IDxcOperationResult in the last parameter of the compiler. You are fetching the results from the compiler like this:

            Source https://stackoverflow.com/questions/64594355

            QUESTION

            Duplicate values in a table rows GoogleSQL
            Asked 2020-Oct-30 at 09:02

            Here is the scenario. I have two tables:

            Table 1:

            ...

            ANSWER

            Answered 2020-Oct-29 at 21:11

            QUESTION

            How to resolve TypeError: 'numpy.float64' object cannot be interpreted as an integer
            Asked 2020-Oct-29 at 07:13

            I am training and testing a dataset using deep belief concept. Facing an numpy.float64 error while working with it:

            ...

            ANSWER

            Answered 2020-Oct-29 at 07:07

            The n_components_RBM (and maybe n_components_nn_) is probably not an integer but a floating point. You can convert it to integer before passing it to BernoulliRBM using something like:

            Source https://stackoverflow.com/questions/64585205

            QUESTION

            How to build hybrid model to find optimal discount of products?
            Asked 2020-Sep-28 at 10:57

            I need to find optimal discount for each product (in e.g. A, B, C) so that I can maximize total sales. I have existing Random Forest models for each product that map discount and season to sales. How do I combine these models and feed them to an optimiser to find the optimum discount per product?

            Reason for model selection:

            1. RF: it's able to give better(w.r.t linear models) relation between predictors and response(sales_uplift_norm).
            2. PSO: suggested in many white papers(available at researchgate/IEEE), also availability of the package in python here and here.

            Input data: sample data used to build model at product level. Glance of the data as below:

            Idea/Steps followed by me:

            1. Build RF model per products
            ...

            ANSWER

            Answered 2020-Aug-23 at 14:32

            you can find a complete solution below !

            The fundamental differences with your approach are the following :

            1. Since the Random Forest model takes as input the season feature, optimal discounts must be computed for every season.
            2. Inspecting the documentation of pyswarm, the con function yields an output that must comply with con(x) >= 0.0. The correct constraint is therefore 20 - sum(...) and not the other way around. In addition, the units and mrp variable were not given ; I just assumed a value of 1, you might want to change those values.

            Additional modifications to your original code include :

            1. Preprocessing and pipeline wrappers of sklearn in order to simplify the preprocessing steps.
            2. Optimal parameters are stored in an output .xlsx file.
            3. The maxiter parameter of the PSO has been set to 5 to speed-up debugging, you might want to set its value to another one (default = 100).

            The code is therefore :

            Source https://stackoverflow.com/questions/63413064

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

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