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837

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What is the difference between one-hot and dummy encoding?

modified 2 days ago Misha Lavrov 111

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153

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Retraining with the same data returns different accuracies

answered Jul 22 at 1:57 IMil 111

2

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1

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95

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Interpreting the RGB or HEX value from a description of the color using NLP

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answered Jul 23 at 8:59 Nicolas M 612

0

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39

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Separate numerical and categorical variables

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modified Jul 21 at 19:01 Archana David 1,040

3

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3

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How does missing data occur

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answered Jul 22 at 16:17 Boyd 1

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40

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Which neural network is better?

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modified 5 hours ago Pantelis Kyriakidis 1

3

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39

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How can I take continuous video input into my model?

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modified Jul 23 at 0:31 Brian Spiering 12.9k

1

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1

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35

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What to do when the target variable does not correlate with any of the independent variable in a dataset?

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modified Jul 22 at 14:00 Dave 1,673

2

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1

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34

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Possible to use predict_proba without normalizing to 1?

python scikit-learn xgboost

modified Jul 21 at 15:10 Archana David 1,040

0

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0

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56

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What is the right way to make prediction with time series forecasting models?

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modified Jul 23 at 7:33 Hedayatullah Sarwary 416

0

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1

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51

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Combining heterogeneous numerical and text features

neural-network regression decision-trees bert embeddings

modified 3 mins ago Archana David 1,040

1

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1

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30

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tf-idf for sentence level features

machine-learning deep-learning nlp tfidf

answered Jul 20 at 12:18 Erwan 15.5k

0

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1

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27

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How to Transform Rows into columns & Fill the values with Existing Values using Pandas as DataFrame

python pandas numpy dataframe transformer

modified Jul 23 at 7:30 Archana David 1,040

2

votes

1

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27

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How to classify objects from a description in natural language

machine-learning classification nlp

answered 7 hours ago Nicolas M 612

0

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1

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33

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Is there a general rule for how many layers a NN should be based on the number of inputs?

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answered 2 days ago Palak Bansal 128

1

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1

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32

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How to increase the accuracy of an imbalanced dataset (not precision)?

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answered Jul 23 at 12:43 BeamsAdept 656

1

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1

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35

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Force neural network to only product positive values

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answered Jul 22 at 10:03 YuseqYaseq 318

0

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0

answers

35

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Getting error in Visualizing data in ggplot(2) while using Linear Regression Model

machine-learning linear-regression ggplot2

modified Jul 20 at 18:45 Ethan 1,333

0

votes

0

answers

35

views

What to do as I'm getting 100% accuracy on all models? [closed]

machine-learning python classification data-science-model gradient-boosting-decision-trees

modified Jul 21 at 12:23 Vinayaka Shastri 1

0

votes

1

answer

27

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Replace NAs with random string from a list

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modified Jul 22 at 14:30 Nuclear Hoagie 991

0

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1

answer

27

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Using NLP to recognize the timeliness of text content

machine-learning nlp

modified Jul 21 at 17:53 German C M 1,806

1

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1

answer

27

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n_jobs=-1 or n_jobs=1?

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answered 2 days ago Erwan 15.5k

0

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1

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25

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What is the Better approach to handle Missing Values?

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answered Jul 21 at 10:25 Archana David 1,040

1

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0

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32

views

Which Neural Network or Gradient Boosting framework is the simplest for Custom Loss Functions?

python neural-network loss-function lightgbm gradient

modified Jul 22 at 8:09 Maximilian Janisch 193

1

vote

1

answer

32

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Decision Trees and Categorical Feature Labelling

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modified Jul 21 at 17:42 Ethan 1,333

0

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1

answer

24

views

Underfitting issue

machine-learning deep-learning image-classification convolutional-neural-network

answered 10 hours ago leon dobrzinsky 131

0

votes

1

answer

29

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Can I use a different image input size for transfer learning?

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modified Jul 21 at 17:44 Ethan 1,333

1

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1

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22

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Automating 3D Modeling using NLP

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answered Jul 22 at 10:45 Erwan 15.5k

1

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1

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26

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Examples of uses of neural networks where you can rigorously define desired properties of the solution?

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modified Jul 23 at 9:02 Nicolas M 612

3

votes

0

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25

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How to train a neural network where computing the loss requires multiple object values?

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modified Jul 20 at 22:22 Jonathan Woollett-light 141

0

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1

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19

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Best choice for splitting data given a quantity and a expected accuracy

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modified Jul 20 at 18:46 Ethan 1,333

1

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1

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19

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Getting both results and probabilities running scikit learn random forest

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answered 2 days ago Erwan 15.5k

0

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0

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24

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Cross validation in SpaCy NER

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modified Jul 22 at 16:02 Adnos 41

2

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1

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24

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Is it ok for precision and recall metrics if a small minority of samples are both false positives and true positives?

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modified Jul 23 at 7:46 Hedayatullah Sarwary 416

0

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1

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18

views

How do you research and list up thinkable encoders and decoders when you build NLP models?

machine-learning deep-learning nlp

answered 3 hours ago Ozcan Gundes 21

0

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1

answer

23

views

Model layer getting random two input instead of 1 input

machine-learning rnn

modified Jul 21 at 17:50 Ethan 1,333

0

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0

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23

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Decision Tree taking too long to execute

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asked Jul 23 at 9:58 spectre 57

0

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1

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22

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My semantic segmentation model classifies everything as background

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modified Jul 19 at 19:42 y-prudent 1

0

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1

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17

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OneHotEncoder Showing error while encoding two columns

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answered 2 days ago Julio Jesus 1,901

1

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1

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21

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How can the ReLU function lead to convergence?

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answered 2 days ago Maximilian Janisch 193

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1

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21

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How does TensorFlow compute gradients of nonelementary integrals?

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answered 11 hours ago 10xAI 4,774

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1

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20

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Multiple Hypotheses in python

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modified 4 hours ago Archana David 1,040

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19

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Does spaCy support multiple GPUs?

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answered Jul 22 at 16:17 Jinhua Wang 123

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0

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19

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Recurrent models for asynchronous / mixed frequency time series

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modified Jul 21 at 17:31 Stephen Rauch♦ 1,745

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19

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Multiple targets in a classification problem

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modified Jul 21 at 17:37 Ethan 1,333

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19

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Scikit-learn estimator not changing predictions when random_state variable changes

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modified Jul 21 at 23:53 Jonesn11 1

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0

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19

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Sensitivity analysis in time series forecasting

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modified yesterday ramytan 123

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Contradictory learning curves in cross validation

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modified 3 hours ago user357269 111

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