User etang

15 votes

2 answers

806 views

Why not use evaluation metrics as the loss function?

asked Jun 2 at 21:13

4 votes

1 answer

281 views

Which Method, Skip-gram or Negative-sampling, does Keras's Embedding Layer Use?

keras word-embeddings word2vec

asked Oct 3, 2020 at 0:29

4 votes

3 answers

406 views

How to choose between an overfit model and a non-overfit model?

modeling model-selection model-evaluation overfitting

asked Oct 31, 2020 at 5:07

3 votes

1 answer

121 views

Can log loss be an evaluation metric for classification models?

machine-learning classification predictive-models model-evaluation metric

asked Jul 10, 2021 at 5:20

3 votes

1 answer

323 views

How to Deploy Contextual Bandits in Online Experimentation Platform?

experiment-design reinforcement-learning multiarmed-bandit contextual-bandit

asked May 22, 2020 at 0:19

3 votes

1 answer

2k views

Median absolute deviation only can be used for anomaly detection for time series without a trend?

time-series anomaly-detection mad

asked Oct 28, 2020 at 19:04

2 votes

2 answers

85 views

What are the pros and cons of using a supervised learning approach for building a recommender system compared to traditional approaches?

machine-learning predictive-models supervised-learning recommender-system

asked Oct 29, 2021 at 17:16

2 votes

1 answer

38 views

How to test a hypothesis for mean difference within a range

hypothesis-testing t-test

asked Feb 13 at 5:55

2 votes

1 answer

160 views

How to determine decay rate?

data-visualization algorithms computational-statistics

asked Nov 6, 2019 at 22:10

2 votes

1 answer

49 views

Why Some Simulation Scenarios Don't Look Real? [closed]

hypothesis-testing p-value simulation monte-carlo

asked Jul 18, 2020 at 19:16

2 votes

1 answer

46 views

Can I still use an overfitted model with high test accuracy?

machine-learning model-selection overfitting accuracy training-error

asked Aug 29, 2020 at 17:07

2 votes

1 answer

39 views

How to find the closest table name for a given mis-spelled table name?

natural-language similarities

asked Nov 1, 2020 at 4:31

2 votes

0 answers

23 views

What metrics should I use when developing the first model?

predictive-models model-evaluation metric

asked Nov 15, 2020 at 5:15

2 votes

1 answer

38 views

How to Increase the weight for one predictor variable?

machine-learning predictive-models weights

asked Nov 27, 2020 at 2:41

2 votes

1 answer

25 views

Need to do hyperparamter tuning for new features?

predictive-models feature-selection feature-engineering hyperparameter tuning

asked Feb 9, 2021 at 17:29

2 votes

1 answer

151 views

Are Bandit Algorithms Considered as Online Algorithms?

online-algorithms multiarmed-bandit contextual-bandit

asked Oct 19, 2020 at 19:42

1 vote

1 answer

81 views

Why BERT Boosts Performance for NLP Tasks?

natural-language transfer-learning attention

asked Oct 23, 2020 at 21:02

1 vote

0 answers

18 views

How to know if LDA(Latent Dirichlet Allocation) is applicable to a particular problem? [closed]

topic-models latent-dirichlet-alloc

asked Oct 27, 2020 at 5:14

1 vote

1 answer

88 views

Speed Up KNN and Maintaining Accuracy for Anomaly Detection

outliers k-nearest-neighbour anomaly-detection subsampling

asked Sep 29, 2020 at 15:39

1 vote

0 answers

487 views

Is Cook's Distance a reliable way to find influential points?

regression linear-model outliers anomaly-detection cooks-distance

asked Oct 1, 2020 at 20:29

1 vote

0 answers

8 views

Online Tree Based Algorithms

logistic cart linear boosting online-algorithms

asked Mar 7, 2021 at 6:14

1 vote

1 answer

18 views

Latent factors are the same in both decomposed matrices?

recommender-system latent-variable matrix-decomposition

asked Jul 31, 2021 at 5:02

1 vote

1 answer

38 views

Will Different Types of Labels Affect Feature Engineering Outcomes?

feature-engineering supervised-learning

asked Aug 12, 2020 at 17:15

1 vote

0 answers

26 views

Can Bayesian methods be used for fixed horizon hypothesis testing? [closed]

hypothesis-testing bayesian

asked Nov 2, 2019 at 21:36

1 vote

1 answer

76 views

How to Retrain a Production Model?

machine-learning predictive-models modeling unbalanced-classes

asked Jun 14, 2020 at 4:08

1 vote

1 answer

191 views

How to Compare Variances?

distributions variance standard-deviation intuition

asked Jun 26, 2020 at 20:47

1 vote

1 answer

125 views

Estimate remaining time to failure based only on average time to failure

probability survival conditional-probability mortality

asked Jan 10, 2020 at 0:34

1 vote

1 answer

183 views

What Does Oracle in Multi-Armed Bandit Literatures?

reinforcement-learning multiarmed-bandit contextual-bandit

asked May 24, 2020 at 1:04

1 vote

1 answer

68 views

How to Create a Model Which Can Produce Accurate Predictions?

regression logistic linear-model

asked Jun 1, 2020 at 22:47

1 vote

0 answers

16 views

How much reduction of hyperparameter experiments can I get using Bayesian optimization vs Grid search?

hyperparameter bayesian-optimization

asked Jun 2 at 17:28

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44 Questions

Why not use evaluation metrics as the loss function?

Which Method, Skip-gram or Negative-sampling, does Keras's Embedding Layer Use?

How to choose between an overfit model and a non-overfit model?

Can log loss be an evaluation metric for classification models?

How to Deploy Contextual Bandits in Online Experimentation Platform?

Median absolute deviation only can be used for anomaly detection for time series without a trend?

What are the pros and cons of using a supervised learning approach for building a recommender system compared to traditional approaches?

How to test a hypothesis for mean difference within a range

How to determine decay rate?

Why Some Simulation Scenarios Don't Look Real? [closed]

Can I still use an overfitted model with high test accuracy?

How to find the closest table name for a given mis-spelled table name?

What metrics should I use when developing the first model?

How to Increase the weight for one predictor variable?

Need to do hyperparamter tuning for new features?

Are Bandit Algorithms Considered as Online Algorithms?

Why BERT Boosts Performance for NLP Tasks?

How to know if LDA(Latent Dirichlet Allocation) is applicable to a particular problem? [closed]

Speed Up KNN and Maintaining Accuracy for Anomaly Detection

Is Cook's Distance a reliable way to find influential points?

Online Tree Based Algorithms

Latent factors are the same in both decomposed matrices?

Will Different Types of Labels Affect Feature Engineering Outcomes?

Can Bayesian methods be used for fixed horizon hypothesis testing? [closed]

How to Retrain a Production Model?

How to Compare Variances?

Estimate remaining time to failure based only on average time to failure

What Does Oracle in Multi-Armed Bandit Literatures?

How to Create a Model Which Can Produce Accurate Predictions?

How much reduction of hyperparameter experiments can I get using Bayesian optimization vs Grid search?