imbalanced-learn

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Add method for regression

13

As title. and I find a method in R as following: https://github.com/paobranco/Pre-processingApproachesImbalanceRegression and paper as : https://www.semanticscholar.org/paper/SMOTE-for-Regression-Torgo-Ribeiro/43cda672b9ac0833086e19c90d42c2c0fbc361c6

chjq201410695

[ENH] Add macro-averaged mean squared error

2

#### Describe the solution you'd like In #780 the macro-averaged mean absolute error was proposed as a metric to the library. Using the same rationale as for that feature, I...

warnbergg

#### Is your feature request related to a problem? Please describe I'd like to use a sample fraction (float strategy) with RandomOverSampler and RandomUnderSampler. #### Describe the solution you'd like...

dreamflasher

[BUG]The sampling method of the BRFClassifier is different from the paper

3

#### Describe the bug Hi.The following is the sampling method of BRF in the paper _Using Random Forest to Learn Imbalanced Data_： ``` For each iteration in random forest, draw...

Chengwen-98

[ENH] Add sample_indices_ for SMOTE/ADASYN classes

5

SMOTE/ADASYN classes currently do not provide a `sample_indices_` attribute since they are generating samples that do not belong to the original dataset. However, we could create a new semantic for...

glemaitre

#### Describe the bug Undersampling with NearMiss version 3 does not work well with sampling_strategy=dictionary. A potential explanation could be that the first step of the algorithm already performs an...

miguelBra

[BUG] Doctest failure in imblearn.metrics.pairwise.ValueDifferenceMetric

1

Hi. I see a failure in the doctests when running the test suite for the 0.8.0 release of imbalanced-learn. It looks minor to me, I just wanted to flag it...

rmcgibbo

New methods

48

This is a non exhaustive list of the methods that can be added for the next release. Oversampling: - [ ] SPIDER - [ ] MWMOTE - [ ] SMOTE-SL...

glemaitre

[ENH] Keep the index of the samples after undersampling

1

Hello, I'm undersampling some imbalanced data with each sample a unique name as index. I don't want to lose the samples' index after undersampling because I'm doing a graph -...

qiiiibeau

Create a meta-estimator using BalanceCascade sampler

4

As the BalancedBaggingEnsemble, it could be possible to create a meta-estimator using the BalanceEnsemble sampler.

glemaitre