mlxtend

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Hi, everyone,

I received a lot of feedback and questions about mlxtend recently, and I thought that it would be worthwhile to set up a public communication channel. Before you write an email with a question about mlxtend, please consider posting it here since it can also be useful to others!

Sebastian

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Sebastian Raschka

2/8/21

Moving to GitHub discussions

Hi all, I just set up the new GitHub Discussion feature for this project: https://github.com/rasbt/

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Moving to GitHub discussions

Hi all, I just set up the new GitHub Discussion feature for this project: https://github.com/rasbt/

2/8/21

kdlin1, Sebastian Raschka3

1/5/21

definition of Support

Thanks. But my confusion is about support, not confidence. Could you please comment about support?

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definition of Support

Thanks. But my confusion is about support, not confidence. Could you please comment about support?

1/5/21

Dimitris Goudis, Sebastian Raschka2

12/28/20

What's the difference among Apriori - FP Growth - FP max

Hi Dimitris, Apriori and FP-Growth give the same results, it's just a different underlying

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What's the difference among Apriori - FP Growth - FP max

Hi Dimitris, Apriori and FP-Growth give the same results, it's just a different underlying

12/28/20

arthur...@gmail.com

11/4/20

Retrieving the ExhaustiveFeatureSelector get_metric_dict() from each combination of GridSearchCV

Hello Sebastian Thanks again for this great library. I have (I hope) progressed miles since my last

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Retrieving the ExhaustiveFeatureSelector get_metric_dict() from each combination of GridSearchCV

Hello Sebastian Thanks again for this great library. I have (I hope) progressed miles since my last

11/4/20

Arun, Sebastian Raschka4

11/2/20

Adding Forward Step Wise Selection algorithm snippet On Monday, 2 November 2020 at 22:19:43 UTC+5:30

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Adding Forward Step Wise Selection algorithm snippet On Monday, 2 November 2020 at 22:19:43 UTC+5:30

11/2/20

10/30/20

"Scaling out" using SFS and cloud infrastarcture

Hey Guys, I would love to use the SFS method in a distributed way. I saw that there is a way to do it

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"Scaling out" using SFS and cloud infrastarcture

Hey Guys, I would love to use the SFS method in a distributed way. I saw that there is a way to do it

10/30/20

Zhuo Lin Lin, Sebastian Raschka2

10/15/20

Thoughts on comining model

Hi there, I am not sure if it will work well in practice, but in case you want to give it a try, you

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Thoughts on comining model

Hi there, I am not sure if it will work well in practice, but in case you want to give it a try, you

10/15/20

Vladimir Jastrebov, Sebastian Raschka3

9/25/20

SFS. fit() got an unexpected keyword argument 'fit_params'

Thanks for the quick response. Working! пятница, 25 сентября 2020 г. в 17:39:45 UTC+3, se.ra...@gmail

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SFS. fit() got an unexpected keyword argument 'fit_params'

Thanks for the quick response. Working! пятница, 25 сентября 2020 г. в 17:39:45 UTC+3, se.ra...@gmail

9/25/20

4/17/20

feature selection for stacking

Can anyone tell me some advance feature selection methods for stacking regressor in python other than

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feature selection for stacking

Can anyone tell me some advance feature selection methods for stacking regressor in python other than

4/17/20

Nicholas Reichel, Sebastian Raschka2

2/12/20

Grid search regressor using max depth, k_features, and two different scoring methods.

Hi Nicholas, based on how scikit-learn's grid search works, it would be a good idea to make your

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Grid search regressor using max depth, k_features, and two different scoring methods.

Hi Nicholas, based on how scikit-learn's grid search works, it would be a good idea to make your

2/12/20

Sebastian Khan2

2/7/20

Question on how to use Sequential Feature Selector

Hi Sebastian, I see so what this is evaluate the inputs and ranks the features? But it does this in a

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Question on how to use Sequential Feature Selector

Hi Sebastian, I see so what this is evaluate the inputs and ranks the features? But it does this in a

2/7/20

2/4/20

To clone and set hyper-parameter or not using SFS with GridSearch?

Greetings all, in particular Sebastian for who'm this project would not exist. Thank you so much

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To clone and set hyper-parameter or not using SFS with GridSearch?

Greetings all, in particular Sebastian for who'm this project would not exist. Thank you so much

2/4/20

王晓康, Sebastian Raschka2

2/3/20

use more cores than I set for the job when I use mlxtend for feature selection on a cluster

Hi there, this could be either a bug in joblib or you didn't specify the number of jobs. I assume

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use more cores than I set for the job when I use mlxtend for feature selection on a cluster

Hi there, this could be either a bug in joblib or you didn't specify the number of jobs. I assume

2/3/20

Dimitri MARCHAND, Sebastian Raschka2

12/5/19

classification with mlxtend association rule

Hi Dimitri, I think someone asked a similar question once (either here on the mailing list or on the

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classification with mlxtend association rule

Hi Dimitri, I think someone asked a similar question once (either here on the mailing list or on the

12/5/19

Christopher Remmel, Sebastian Raschka6

11/26/19

Assessing Model Robustness for SFFS

I think I've figured out what I was doing wrong. I was using the SFFS CV to evaluate the whole

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Assessing Model Robustness for SFFS

I think I've figured out what I was doing wrong. I was using the SFFS CV to evaluate the whole

11/26/19

Arthur Hatt, Sebastian Raschka6

10/20/19

How to do a a predict on the top 10,000 models of an exhaustive feature selection

Hi Arthur, I just realize that I completely forgot to follow up on this ... Let me open an issue

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How to do a a predict on the top 10,000 models of an exhaustive feature selection

Hi Arthur, I just realize that I completely forgot to follow up on this ... Let me open an issue

10/20/19

Jongyun Jung, Sebastian Raschka2

9/21/19

Is it possible to have t statistics = 0 and p-value = 1 in 5*2 cv paired t-test?

Hi there, In general, it is certainly not impossible to get such values. It can be interpreted that

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Is it possible to have t statistics = 0 and p-value = 1 in 5*2 cv paired t-test?

Hi there, In general, it is certainly not impossible to get such values. It can be interpreted that

9/21/19

Zheng Tzer Lee, Sebastian Raschka3

6/21/19

Split dataset for each rule, drill down from category to product

Oh I see, so it's probably running out of memory or so. Have you tried the fpgrowth algorithm

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Split dataset for each rule, drill down from category to product

Oh I see, so it's probably running out of memory or so. Have you tried the fpgrowth algorithm

6/21/19

5/13/19

Thank you for letting me join the group

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Thank you for letting me join the group

5/13/19

Jonathan Gough, Sebastian Raschka2

4/11/19

Can you use a multiclass classifier of feature(s) in a column processing on a stacked classifier?

Hi Jonathan, I believe what you have in mind can be achieved using the FeatureUnion class in scikit-

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Can you use a multiclass classifier of feature(s) in a column processing on a stacked classifier?

Hi Jonathan, I believe what you have in mind can be achieved using the FeatureUnion class in scikit-

4/11/19

devarsh raghnathbhai patel, Sebastian Raschka3

2/12/19

Running time for stack regression

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Running time for stack regression

2/12/19

2/1/19

Multi-Label classification with GridSearch in StackingCVClassifier

Hi, I am trying to fit a multi-class classification. For that I have a file of 50K rows and 26 target

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Multi-Label classification with GridSearch in StackingCVClassifier

Hi, I am trying to fit a multi-class classification. For that I have a file of 50K rows and 26 target

2/1/19

jh, Sebastian Raschka3

10/26/18

Running Exhaustive Feature Selection with .632 Bootstrap

So to better clarify my previous email, you can do the generic bootstrapping with the current

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Running Exhaustive Feature Selection with .632 Bootstrap

So to better clarify my previous email, you can do the generic bootstrapping with the current

10/26/18

B K, Sebastian Raschka8

9/24/18

Setting a validation set for CV

> Sorry, I am not sure I understand what you mean by rotating the training and validation split.

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Setting a validation set for CV

> Sorry, I am not sure I understand what you mean by rotating the training and validation split.

9/24/18

Alok Gogate, … Sebastian Raschka7

6/23/18

unable to use sequential feature selection

Hi, Alok, Thanks for offering your help with regard to adding features. Of course, there are always

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unable to use sequential feature selection

Hi, Alok, Thanks for offering your help with regard to adding features. Of course, there are always

6/23/18

Craig J, Sebastian Raschka7

2/19/18

Single Column using ColumnSelector

That's great, I am glad to hear that it's working now! > On Feb 19, 2018, at 9:10 PM,

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Single Column using ColumnSelector

That's great, I am glad to hear that it's working now! > On Feb 19, 2018, at 9:10 PM,

2/19/18

Jarad C, Sebastian Raschka2

9/23/17

Suggestions For frequent_patterns API

Thanks for the suggestion, Jarad. I think that such visualization capabilities would be tremendously

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Suggestions For frequent_patterns API

Thanks for the suggestion, Jarad. I think that such visualization capabilities would be tremendously

9/23/17

Tom Grant, Sebastian Raschka3

9/20/17

Passing parameters to the StackingCVClassifier itself within a pipeline

Good news, Tom! After posting the issue today, this issue already got addressed thanks to James

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Passing parameters to the StackingCVClassifier itself within a pipeline

Good news, Tom! After posting the issue today, this issue already got addressed thanks to James

9/20/17

Gabriel Siqueira, Sebastian Raschka3

9/6/17

Empty association rules

You're right. Thank you for the prompt response. I didn't do anything between 7 and 12 - the

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Empty association rules

You're right. Thank you for the prompt response. I didn't do anything between 7 and 12 - the

9/6/17

tdmtrader, Sebastian Raschka3

9/1/17

Incorrect Number of Features from SFS?

Whoops, can't believe I missed that. Thanks for pointing me in the right directions. I'm

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Incorrect Number of Features from SFS?

Whoops, can't believe I missed that. Thanks for pointing me in the right directions. I'm

9/1/17

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