Hottest Questions This Week

4

votes

4

answers

778

views

In ML why selecting the best variables?

modified yesterday Jamie Ballingall 36

3

votes

2

answers

937

views

Can Reinforcement Learning learn to be deceptive?

machine-learning reinforcement-learning markov-process

answered Jan 19 at 16:56 Nicolas Martin 915

4

votes

1

answer

447

views

Are linear models better when dealing with too many features? If so, why?

decision-trees linear-regression logistic-regression feature-engineering catboost

modified Jan 17 at 10:12 Peter 6,280

1

vote

3

answers

59

views

+50

Association Mining - is buying Independent?

data-mining data association-rules

answered yesterday Jamie Ballingall 36

1

vote

3

answers

58

views

What is exactly the difference between Validation data and Testing data

python deep-learning neural-network data validation

answered 13 hours ago Paul Siegel 171

2

votes

1

answer

27

views

RCNN to predict sequence of images (video frames)?

cnn gan generative-models recurrent-neural-network

answered Jan 18 at 19:00 Ceph 146

2

votes

1

answer

52

views

+100

Which ML approach is the best for huge state spaces?

machine-learning deep-learning reinforcement-learning unsupervised-learning

answered yesterday Brian Spiering 14.9k

1

vote

0

answers

49

views

What skills are most important in becoming a data scientist? [closed]

machine-learning

modified 14 hours ago Anon 11

0

votes

1

answer

45

views

When R2 score and MSE are not correlated

regression statistics random-forest forecasting

modified Jan 18 at 15:02 Brian Spiering 14.9k

1

vote

0

answers

35

views

Workflow for stock prediction in machine learning

machine-learning python time-series data-science-model finance

asked Jan 18 at 12:53 GeriLeka 21

0

votes

1

answer

27

views

How pixel value range is satisfying in CNN

cnn optimization

answered 2 days ago Raymond Kwok 201

0

votes

2

answers

34

views

Merge two dataframes on multiple columns, only if not NaN

python pandas data-imputation

modified 21 hours ago Alisha 11

1

vote

2

answers

26

views

Why does class_weight usually outperform SMOTE?

classification class-imbalance smote imbalanced-data

answered yesterday Brian Spiering 14.9k

1

vote

1

answer

25

views

What is the best approach to getting into Data Science?

machine-learning

answered yesterday Erwan 18.7k

1

vote

0

answers

28

views

Is the RNN vanishing gradients problem really a gradients problem?

deep-learning rnn machine-learning-model optimization

modified Jan 19 at 13:42 Amit Keinan 686

1

vote

1

answer

26

views

Categorical feature encoding

machine-learning classification encoding one-hot-encoding categorical-encoding

modified 2 days ago fractalnature 643

0

votes

2

answers

25

views

p-value of chi squared test is exactly 0.0

python scikit-learn data-science-model scipy chi-square-test

answered Jan 18 at 12:52 Ashwiniku918 304

0

votes

1

answer

25

views

Approaches for matching leads to salesmen

machine-learning classification regression recommender-system scoring

answered yesterday Jamie Ballingall 36

0

votes

0

answers

24

views

Image segmentation with U-net

deep-learning image-classification image-segmentation semantic-segmentation

asked Jan 18 at 12:38 canovich 11

0

votes

1

answer

18

views

Need help understanding how this Neural Network is working

python neural-network keras tensorflow kaggle

modified yesterday Raymond Kwok 201

0

votes

0

answers

23

views

Adding a static layer to LSTM text generation

python keras nlp tensorflow lstm

asked Jan 17 at 19:24 eknagi 1

0

votes

1

answer

23

views

New client's future profits prediction

machine-learning python regression random-forest

modified Jan 17 at 15:59 desertnaut 1,706

0

votes

1

answer

17

views

Backpropagation of Bias in Neural networks

backpropagation bias

answered Jan 19 at 13:59 Oxbowerce 4,831

0

votes

2

answers

13

views

Rough ideas of expected performance boost from over-sampling techniques?

classification class-imbalance imbalanced-data

answered Jan 16 at 22:51 David Tian 56

0

votes

1

answer

16

views

Separating numerical and categorical features in a binary classification problem

scikit-learn categorical-data categorical-encoding binary-classification numerical

modified yesterday sw52099 11

0

votes

0

answers

20

views

Lasso (or Ridge) vs Bayesian MAP

bayesian theory lasso linear-models

modified Jan 18 at 8:03 Peter 6,280

2

votes

1

answer

20

views

How to merge with smallest Euclidean distance?

python pandas data

answered 31 mins ago Ivan Reshetnikov 1

0

votes

2

answers

19

views

How to add positional embedding in an attention based model which takes custom feature embedding as input?

pytorch supervised-learning transformer embeddings attention-mechanism

answered Jan 18 at 8:30 noe 14.3k

0

votes

1

answer

19

views

Is it possible to reduce the time of computing DTW with dtw-python package by disabling computation of?

time-series dynamic-time-warping

modified Jan 17 at 15:55 desertnaut 1,706

0

votes

0

answers

19

views

Jacks car rental problem [closed]

markov-process

asked 2 days ago data_science_learner 13

-2

votes

0

answers

18

views

Can anyone please help me with this RL exercise? [closed]

deep-learning reinforcement-learning homework

asked yesterday Rohit 19

0

votes

1

answer

17

views

Keywords extraction for business rule text classification

classification text word

answered Jan 16 at 22:27 neurhaus 1

1

vote

1

answer

17

views

does ValueError: 'rat' is not in list means not exist in tokenizer

nlp word-embeddings bert tokenization

answered Jan 19 at 23:09 Erwan 18.7k

0

votes

0

answers

17

views

How to use hierarchical variable in a ML model

machine-learning deep-learning neural-network classification feature-selection

asked 2 days ago The Great 1,819

1

vote

0

answers

17

views

Posting Jupyter notebooks for blind review

jupyter

modified yesterday Ethan 1,391

1

vote

1

answer

13

views

String Matching Classification and Scoring

machine-learning classification machine-learning-model text-classification

answered yesterday Erwan 18.7k

0

votes

1

answer

13

views

The Python TSAI library for time series -- how can I make it less verbose?

python time-series

answered yesterday Oxbowerce 4,831

0

votes

0

answers

16

views

i need help in this python code please see below attached image for details, I have attached expected out put and what I done till now

python pandas data-cleaning numpy python-3.x

asked Jan 18 at 18:22 jeetjiv 1

0

votes

1

answer

16

views

Recommendation for Math Focused Neural Network Book

neural-network mathematics

answered 2 days ago Igor Igor 145

0

votes

1

answer

16

views

Awful predictions of RNN while MSE is very low

predictive-modeling rnn loss-function

answered 2 days ago Evator 30

1

vote

1

answer

12

views

In DTW, is the distance the sum of the shortest path's elements or the fathest element?

dynamic-time-warping

answered 18 hours ago Erwan 18.7k

1

vote

0

answers

15

views

Which ML to use for search suggestion?

neural-network nlp reinforcement-learning

asked Jan 20 at 8:29 mathi1651 123

0

votes

1

answer

15

views

I have two dataframes, df and df1, I want to check if df1 columns values is present in df columns and print the entire row of the df if present

python pandas

answered Jan 20 at 7:39 Lars 26

0

votes

0

answers

15

views

Does anybody know where to find very detailed NBA player salary data?

dataset

asked Jan 20 at 6:00 bballboy8 1

0

votes

0

answers

15

views

Confused about how ResNets improve simple CNNs

machine-learning deep-learning tensorflow cnn

asked Jan 18 at 11:10 Lele0012 1

0

votes

1

answer

15

views

Explanation of spectral residual algorithm for outlier detection

time-series anomaly-detection outlier

answered Jan 18 at 16:55 Eamonn Keogh 1

0

votes

0

answers

15

views

version control for code and output models

machine-learning hyperparameter-tuning version-control

asked Jan 17 at 17:14 jmuller 1

0

votes

1

answer

15

views

About neural network ability to generalize

neural-network generalization

answered yesterday Raymond Kwok 201

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