Multi Expression Programming

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Welcome to the group of people interested in Multi Expression Programming, Genetic Programming and automatic generation of computer programs. More info at: mepx.org. Source code: github.com/mepx

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mihai....@gmail.com2

Apr 18

libmep new release

Hi, I just published a new example of using libmep for multi-variate time-series. https://github.com/

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libmep new release

Hi, I just published a new example of using libmep for multi-variate time-series. https://github.com/

Apr 18

richie, Mihai Oltean2

Apr 18

Handling Unbalanced Data

Hi, Currently there is no mechanism to handle very unbalanced data. I'll think more about it.

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Handling Unbalanced Data

Hi, Currently there is no mechanism to handle very unbalanced data. I'll think more about it.

Apr 18

mihai....@gmail.com

Apr 16

Hi, I have made a new release for MEPX. Functionally it includes a bug fix in the VBA generated code.

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Hi, I have made a new release for MEPX. Functionally it includes a bug fix in the VBA generated code.

Apr 16

richie, Mihai Oltean3

Mar 3

Special points in a timeseries

OK, let's say I have a chaotic timeseries, for example a Lorenz attractor series which can be

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Special points in a timeseries

OK, let's say I have a chaotic timeseries, for example a Lorenz attractor series which can be

Mar 3

richie, Mihai Oltean3

Feb 13

Recursion and Memory

Sounds great! Looking forward to it! Cheers, R. On Sunday 11 February 2024 at 06:41:06 UTC+1 Mihai

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Recursion and Memory

Sounds great! Looking forward to it! Cheers, R. On Sunday 11 February 2024 at 06:41:06 UTC+1 Mihai

Feb 13

Fraser Jones, mihai....@gmail.com2

Jan 8

Question about getting the equation from the "best" result

Hi, The last 3 rows of the Runs (Errors) table only shows the Best, Mean and StdDev values from the

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Question about getting the equation from the "best" result

Hi, The last 3 rows of the Runs (Errors) table only shows the Best, Mean and StdDev values from the

Jan 8

Ilksen Altuntas, mihai....@gmail.com2

9/5/23

Hi, Please send a full picture of the program from your computer. waiting, Mihai On Tuesday, 5

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Hi, Please send a full picture of the program from your computer. waiting, Mihai On Tuesday, 5

9/5/23

mihai....@gmail.com

3/18/23

Hi, I just released a new version of the MEPX software. Here, rows can be ignored when loading data

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Hi, I just released a new version of the MEPX software. Here, rows can be ignored when loading data

3/18/23

mihai....@gmail.com

3/5/23

Hi, I just released a new version of MEPX. In table Runs (Errors) I have inserted a new column

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Hi, I just released a new version of MEPX. In table Runs (Errors) I have inserted a new column

3/5/23

richie, mihai....@gmail.com13

2/23/23

Paper: Deep Symbolic Regression for Recurrent Sequences

Hi, I just posted a new video showing how to discover formulas for the Josephus sequence. Previously,

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Paper: Deep Symbolic Regression for Recurrent Sequences

Hi, I just posted a new video showing how to discover formulas for the Josephus sequence. Previously,

2/23/23

mihai....@gmail.com

2/18/23

MEPX 2023.02.16

Dear friends, A new, major, version is MEPX has been released. Here is what is new: 1. Now, it is

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MEPX 2023.02.16

Dear friends, A new, major, version is MEPX has been released. Here is what is new: 1. Now, it is

2/18/23

mihai....@gmail.com

2/15/23

Multivariate time-series - first video

Hi, I created a new video showing how to approach multivariate time-series with MEPX. The video is

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Multivariate time-series - first video

Hi, I created a new video showing how to approach multivariate time-series with MEPX. The video is

2/15/23

mihai....@gmail.com

2/12/23

Multiple outputs for MEPX - first video

Hi, A new (major) version of MEPX will be released soon. Here I have introduced the possibility to

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Multiple outputs for MEPX - first video

Hi, A new (major) version of MEPX will be released soon. Here I have introduced the possibility to

2/12/23

mihai....@gmail.com

11/6/22

Hi, There is a new release for MEPX. Here I have improved the Evolution chart (which is at the bottom

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Hi, There is a new release for MEPX. Here I have improved the Evolution chart (which is at the bottom

11/6/22

mihai....@gmail.com

10/1/22

Hi, There is a new release for MEPX. Here I have replaced the random number generator. I did that

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Hi, There is a new release for MEPX. Here I have replaced the random number generator. I did that

10/1/22

mihai....@gmail.com

9/29/22

Hi, There is.a new release for MEPX software. This version contains the possibility to export the MEP

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Hi, There is.a new release for MEPX software. This version contains the possibility to export the MEP

9/29/22

mihai....@gmail.com

8/21/22

MEPX 2022.8.21 - integer data type for regression and time-series

Hi, There is a new version for download. Here I have introduced the integer data type (64 bit) for

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MEPX 2022.8.21 - integer data type for regression and time-series

Hi, There is a new version for download. Here I have introduced the integer data type (64 bit) for

8/21/22

mihai....@gmail.com

7/19/22

Dear friends, A new version of MEPX is available. Here I have removed the restriction related to the

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Dear friends, A new version of MEPX is available. Here I have removed the restriction related to the

7/19/22

mihai....@gmail.com, GAURAV VERMA Res. Scholar, Dept. of Civil Engg., IIT (BHU)2

3/21/22

Dear sir, Thank you updating me with the recent changes. On Sat, 19 Mar, 2022, 11:00 pm mihai....@

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Dear sir, Thank you updating me with the recent changes. On Sat, 19 Mar, 2022, 11:00 pm mihai....@

3/21/22

mihai....@gmail.com, sangeen khan3

3/16/22

paper on MEP for binary and multi-class classification problems

Hi, Is your paper for classification or regression problems? waiting, Mihai On Wed, 16 Mar 2022 at 15

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paper on MEP for binary and multi-class classification problems

Hi, Is your paper for classification or regression problems? waiting, Mihai On Wed, 16 Mar 2022 at 15

3/16/22

richie, mihai....@gmail.com8

2/18/22

Hi Mihai! That's great news, thanks! Looking forward to it! Kind regards, Richie On Tuesday, 15

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Hi Mihai! That's great news, thanks! Looking forward to it! Kind regards, Richie On Tuesday, 15

2/18/22

mihai....@gmail.com

2/18/22

MEPX 2022.2.17 - Python support

Dear friends, MEPX can now export the generated programs into Python. This is the 3rd supported

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MEPX 2022.2.17 - Python support

Dear friends, MEPX can now export the generated programs into Python. This is the 3rd supported

2/18/22

mihai....@gmail.com

2/14/22

Hi, There is a new version of MEPX available for download. There are no new feature for data analysis

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Hi, There is a new version of MEPX available for download. There are no new feature for data analysis

2/14/22

mihai....@gmail.com

2/9/22

New classification strategy for multi class problems

Hi, There is a new classification strategy starting with MEPX 2022.02.07 (and in libmep). It is

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New classification strategy for multi class problems

Hi, There is a new classification strategy starting with MEPX 2022.02.07 (and in libmep). It is

2/9/22

mihai....@gmail.com

1/13/22

MEPX 2022.1.13.1

Hi, There is a new version of MEPX available for download. Here I have improved the import of data. I

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MEPX 2022.1.13.1

Hi, There is a new version of MEPX available for download. Here I have improved the import of data. I

1/13/22

mihai....@gmail.com

12/30/21

Time series predictions in MEPX

Dear friends, I have just released a major version of MEPX. It includes a new important feature: time

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Time series predictions in MEPX

Dear friends, I have just released a major version of MEPX. It includes a new important feature: time

12/30/21

mihai....@gmail.com

12/7/21

Dear friends, There is a new version of MEPX available for download. Here I have added a graphical

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Dear friends, There is a new version of MEPX available for download. Here I have added a graphical

12/7/21

mihai....@gmail.com

10/28/21

MEPX discovered expressions as Excel formulas

Hi, There is a new MEPX version available. Now, the code generated by MEPX can be exported into Excel

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MEPX discovered expressions as Excel formulas

Hi, There is a new MEPX version available. Now, the code generated by MEPX can be exported into Excel

10/28/21

mihai....@gmail.com

10/27/21

MEPX - Paste from Excel

Dear friends, There is a new MEPX version available for download. Now you can Copy the data from

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MEPX - Paste from Excel

Dear friends, There is a new MEPX version available for download. Now you can Copy the data from

10/27/21

GAURAV VERMA Res. Scholar, Dept. of Civil Engg., IIT (BHU), mihai....@gmail.com3

10/18/21

Problem related to the prediction equations

Dear all, It was not a problem from the MEPX software side, but the mistake that I was doing in

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Problem related to the prediction equations

Dear all, It was not a problem from the MEPX software side, but the mistake that I was doing in

10/18/21

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