MOA users

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Welcome to the MOA users group!

This group is for MOA usage related discussions. It is a group for users of MOA, not for developers. Enjoy it!

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Apr 25

Concept Drift Adaptation

??? On Thursday, April 7, 2022 at 11:33:01 PM UTC+2 asmaa wrote: Hello, please I need help with how

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Concept Drift Adaptation

??? On Thursday, April 7, 2022 at 11:33:01 PM UTC+2 asmaa wrote: Hello, please I need help with how

Apr 25

Himaja Dirsumilli

Feb 24

Doubt regarding SVM classifier

Can anyone help what base classifier has to be used for SVM in moa...

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Doubt regarding SVM classifier

Can anyone help what base classifier has to be used for SVM in moa...

Feb 24

Vinicius Figueiredo2

Feb 23

NaN results for F1 Score, Precision and Recall

I have an update about the subject. I created a small version of the dataset with 262 samples (50%

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NaN results for F1 Score, Precision and Recall

I have an update about the subject. I created a small version of the dataset with 262 samples (50%

Feb 23

Albert Bifet, … asmaa4

Feb 2

New Release of MOA 21.07

I have this error. Can you help me with it, please Failed to execute goal org.apache.maven.plugins:

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New Release of MOA 21.07

I have this error. Can you help me with it, please Failed to execute goal org.apache.maven.plugins:

Feb 2

Jan 17

FP-Stream algorithm

Hello I'm searching for the source code of FP-Tree, FP-Stream. If anyone has these algorithms,

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FP-Stream algorithm

Hello I'm searching for the source code of FP-Tree, FP-Stream. If anyone has these algorithms,

Jan 17

12/9/21

concept drift data stream

Hello, Please, I have a question Is there work in mining frequent patterns with concept drift in the

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concept drift data stream

Hello, Please, I have a question Is there work in mining frequent patterns with concept drift in the

12/9/21

Bohnishikha Halder, … asmaa3

11/10/21

I follow these steps and after run moa-gui have the following errors Can help me in these errors On

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I follow these steps and after run moa-gui have the following errors Can help me in these errors On

11/10/21

tajua...@gmail.com

8/5/21

Quantum clustering for data streams

Dear Prof. Albert, May I please know if I do study on using Quantum clustering for data streams? If

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Quantum clustering for data streams

Dear Prof. Albert, May I please know if I do study on using Quantum clustering for data streams? If

8/5/21

Mateus Curcino, Albert Bifet2

8/4/21

MOA new versions - SGD MultiClass

It's available in the Standard mode, not in the Lite mode. https://moa.cms.waikato.ac.nz/new-lite

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MOA new versions - SGD MultiClass

It's available in the Standard mode, not in the Lite mode. https://moa.cms.waikato.ac.nz/new-lite

8/4/21

Michał Ratoń, … SHJAFF10

7/28/21

Using MOA with Android

Hi Michał Ratoń, Thanks for sharing the information. I was searching for how to use MOA for Android-

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Using MOA with Android

Hi Michał Ratoń, Thanks for sharing the information. I was searching for how to use MOA for Android-

7/28/21

7/21/21

Bug in the task "write stream to arff file"

Hi, everyone I'm trying to write a stream to an arff file using the tab "other tasks"

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Bug in the task "write stream to arff file"

Hi, everyone I'm trying to write a stream to an arff file using the tab "other tasks"

7/21/21

Mateus Curcino, Albert Bifet2

7/20/21

It's based on the WEKA implementation of SGD: https://weka.sourceforge.io/doc.stable-3-8/weka/

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It's based on the WEKA implementation of SGD: https://weka.sourceforge.io/doc.stable-3-8/weka/

7/20/21

Agapito Ledezma

6/2/21

Cluster assignment and model generation

Hello everyone, I am new to using MOA and I want to use it to create clusters incrementally and I

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Cluster assignment and model generation

Hello everyone, I am new to using MOA and I want to use it to create clusters incrementally and I

6/2/21

Piero Fraternali, Albert Bifet2

4/29/21

Online clustering of lines of code: single attribute of type String with character based distance metrics

No, MOA can not handle string attributes at the moment. Cheers, Albert On Tue, Apr 27, 2021 at 7:51

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Online clustering of lines of code: single attribute of type String with character based distance metrics

No, MOA can not handle string attributes at the moment. Cheers, Albert On Tue, Apr 27, 2021 at 7:51

4/29/21

Amir A., Albert Bifet4

4/13/21

Ubuntu 20 with new MOA

Thanks! Go to the GUI, click on the right button of the mouse in the command line, select "Enter

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Ubuntu 20 with new MOA

Thanks! Go to the GUI, click on the right button of the mouse in the command line, select "Enter

4/13/21

Douaa BENHADDOUCHE

3/26/21

Running MOA on Windows

Hi everyone! i'm traying to run MOA on windows, sizeofag was missing i added it to MOA file but

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Running MOA on Windows

Hi everyone! i'm traying to run MOA on windows, sizeofag was missing i added it to MOA file but

3/26/21

3/23/21

Kmeans on command line

Hi, Has anyone been able to run a k-means cluster algorithm via the command line rather than the GUI?

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Kmeans on command line

Hi, Has anyone been able to run a k-means cluster algorithm via the command line rather than the GUI?

3/23/21

3/22/21

Android-MOA for raspberry pi

Hi guys, I am trying to run a HoeffdingTree classifier using MOA on a raspberry pi 4 . Is there a

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Android-MOA for raspberry pi

Hi guys, I am trying to run a HoeffdingTree classifier using MOA on a raspberry pi 4 . Is there a

3/22/21

Hans Blafoo, … Simone C3

2/17/21

Way to configure base learners via API?

Hi Hans, Apologies for the question in the question! Can i ask you where did you find the java api

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Way to configure base learners via API?

Hi Hans, Apologies for the question in the question! Can i ask you where did you find the java api

2/17/21

2/15/21

CLUSTREAM Algorithm Question!

Hello every one. I'm really beginner in Moa and machine learning algorithm. Could you please tell

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CLUSTREAM Algorithm Question!

Hello every one. I'm really beginner in Moa and machine learning algorithm. Could you please tell

2/15/21

Albert Bifet, asmaa2

1/20/21

New Release of MOA 20.12

hello, Please Iam beginner research in data stream mining, I need recomendation to online vedios,

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New Release of MOA 20.12

hello, Please Iam beginner research in data stream mining, I need recomendation to online vedios,

1/20/21

Tajudeen Akinosho, Vinícius Souza3

11/27/20

Useful datasets for data stream clustering

Regards. I found it very useful. On Friday, October 23, 2020 at 11:54:19 PM UTC+1 viniciu...@gmail.

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Useful datasets for data stream clustering

Regards. I found it very useful. On Friday, October 23, 2020 at 11:54:19 PM UTC+1 viniciu...@gmail.

11/27/20

asmaa, … Vinícius Souza3

10/23/20

need datasets about data stream mining

Hi Asmaa, Currently, the most complete repository of real-world datasets for stream benchmarking is

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need datasets about data stream mining

Hi Asmaa, Currently, the most complete repository of real-world datasets for stream benchmarking is

10/23/20

10/9/20

Doubt Regarding how to use MOA Graphical Interface

Hi, I tried to use MOA , my prime intension is to do online learning Please help to input train set

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Doubt Regarding how to use MOA Graphical Interface

Hi, I tried to use MOA , my prime intension is to do online learning Please help to input train set

10/9/20

10/5/20

Greetings and question

Greetings to all! I'm new to the group and would like to know if any of you has some experience

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Greetings and question

Greetings to all! I'm new to the group and would like to know if any of you has some experience

10/5/20

peter.e...@gmail.com

8/23/20

Clustering Performance

I'm using MOA clustering algorithms in Eclipse and I would like to measure the result of the

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Clustering Performance

I'm using MOA clustering algorithms in Eclipse and I would like to measure the result of the

8/23/20

8/12/20

What unit does the SizeOf return?

import moa.core.SizeOf; public static void main(String[] args) { float a = 10.0f; System.out.println(

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What unit does the SizeOf return?

import moa.core.SizeOf; public static void main(String[] args) { float a = 10.0f; System.out.println(

8/12/20

Hasna, Christophe Salperwyck6

6/27/20

Root node trees

Perhaps 2 possibilites: - store some data to rebuild few levels by replaying latest data - have a

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Root node trees

Perhaps 2 possibilites: - store some data to rebuild few levels by replaying latest data - have a

6/27/20

Peter Evans, Albert Bifet2

6/16/20

Help to understand the RandomRBFGeneratorEvents stream

speedRange is an optional parameter that can be used if needed, but by default is zero. If used, it

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Help to understand the RandomRBFGeneratorEvents stream

speedRange is an optional parameter that can be used if needed, but by default is zero. If used, it

6/16/20

5/10/20

Help to detect drift in own database. I pay you by Paypal if you do it to me

Hello, I have a database with a variable measured over time. From a certain instant of time, drift

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Help to detect drift in own database. I pay you by Paypal if you do it to me

Hello, I have a database with a variable measured over time. From a certain instant of time, drift

5/10/20

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