Data Science Stack Exchange

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How to properly save and load an intermediate model in Keras?

modified 6 mins ago Community♦ 1

10

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4

answers

4k

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Do modern R and/or Python libraries make SQL obsolete?

python r data-cleaning data sql

answered 6 mins ago Dan Reznik 1

4

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3

answers

1k

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Initialize perceptron weights with zero

machine-learning neural-network deep-learning

answered 47 mins ago pimajor 11

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0

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6

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What algorithm should I look into to find right time to prompt the user for something?

machine-learning data-mining data

asked 53 mins ago user64061 1

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1

answer

5

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How to improve accuracy of Named entity recognition (NER) tagger on local data?

nlp named-entity-recognition

answered 1 hour ago Nischal Hp 431

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1

answer

46

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What are non-machine-learning methods called?

machine-learning deep-learning algorithms

modified 1 hour ago Community♦ 1

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1

answer

25

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Print the prediction of convolutional neural network

python neural-network convnet convolution data-science-model

modified 2 hours ago Community♦ 1

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0

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9

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KL divergence in VAE

autoencoder distribution

asked 2 hours ago Stenga 13

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12

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Training multiple keras models and combining outputs to determine losses

keras time-series lstm autoencoder

asked 3 hours ago Boris Mulder 33

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1

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56

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How to implement keras LSTM time series [closed]

machine-learning neural-network deep-learning keras lstm

modified 3 hours ago MatN 8

0

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1

answer

16

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Cost function in linear regression

machine-learning linear-regression

modified 3 hours ago ignatius 498

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2

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729

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How pairplot is constructed? Based on what rule? Why people use it?

visualization plotting

modified 3 hours ago Community♦ 1

2

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1

answer

15

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Does adding new features that contain information derivable from current features help performance?

feature-selection data

answered 3 hours ago OmG 623

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2

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133

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Multiclass classification of timeseries data using NN

neural-network

modified 4 hours ago Community♦ 1

1

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1

answer

15

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Corelation between overtime and sick leave

machine-learning-model

answered 4 hours ago Sunil 59

0

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0

answers

6

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Supervised training based Tagging/Labelling for entities

supervised-learning labels

asked 4 hours ago dharm0us 148

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2

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30

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plot multiple strings from a dataframe

pandas visualization

modified 5 hours ago Community♦ 1

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1

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45

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Comparing data sets with different measurements

dataset statistics visualization data-cleaning descriptive-statistics

modified 6 hours ago Community♦ 1

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12

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Aggregate function for Machine Learning scores

machine-learning logistic-regression probability

asked 6 hours ago Shani 1

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0

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7

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Recsys challenge 2016/2017 dataset

dataset

asked 6 hours ago lzh 1

1

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1

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145

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how to use tensorflow graphs in multithread？valueerror：tensor a must be from the same graph as tensor b！

machine-learning deep-learning tensorflow

answered 6 hours ago Tamil Selvan S 1

1

vote

2

answers

184

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error when input function called with shape (2,2)

machine-learning python neural-network deep-learning tensorflow

modified 7 hours ago Community♦ 1

0

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0

answers

8

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What is pre processing and what's the best pre processing for Speech recognition with CNN?

neural-network cnn speech-to-text

asked 7 hours ago Arif Iqbal 1

2

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1

answer

134

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Shifted feature distribution across different datasets

classification dataset distribution

modified 8 hours ago Community♦ 1

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3

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2k

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Handling a feature containing multiple values

machine-learning clustering dataset data-cleaning

answered 8 hours ago Anand Tiwari 1

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0

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4

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Between Gini and Shannon Entropy, which one is better to use for calculate poverty index?

indexing data-indexing-techniques

asked 8 hours ago Aida 1

5

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1

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62

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how to generate automatically images meshing up different shapes with a deep learning software?

neural-network deep-learning algorithms gan

modified 9 hours ago Community♦ 1

1

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2

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980

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How word embedding work for word similarity?

nlp word2vec word-embeddings gensim

answered 10 hours ago Aruna Maurya 1

3

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1

answer

136

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A/B testing: How to calculate p-value on post test segments?

statistics ab-test experiments

modified 10 hours ago Community♦ 1

0

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1

answer

5

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How do I start Orange

orange orange3

answered 10 hours ago Shawn 16

8

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2

answers

109

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Is max_depth in scikit the equivalent of pruning in decision trees?

machine-learning python scikit-learn decision-trees supervised-learning

answered 10 hours ago appleyuchi 11

2

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2

answers

2k

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sklearn : missing pruning for decision trees

python scikit-learn decision-trees

modified 10 hours ago appleyuchi 11

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1

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138

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Keras Fit Function (R): Train Regression Model with multiple Labels

r keras cnn

modified 11 hours ago Community♦ 1

1

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1

answer

34

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How can I know the name of the features selected by a Deep Belief Network?

python deep-learning keras tensorflow rbm

modified 12 hours ago Community♦ 1

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1

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16

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How Does Weighted KNN Work?

classification data-mining k-nn

answered 12 hours ago Siong Thye Goh 861

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1

answer

6

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Best way to narrow down a list and rank based on attributes?

machine-learning classification ranking

answered 12 hours ago Skiddles 485

1

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1

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13

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Different types of analysis which can be done with Webdata of users

machine-learning clustering data data-analysis

modified 13 hours ago Community♦ 1

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1

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11

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Grouping and summing with r

r

modified 13 hours ago Stephen Rauch 1,307

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2

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544

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Different number of features after using OneHotEncoder

scikit-learn feature-engineering feature-scaling

modified 14 hours ago Community♦ 1

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0

answers

4

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Dimentionality reduction with suggestion on logically combining features that are better predictors when combined together?

machine-learning dimensionality-reduction machine-learning-model

asked 14 hours ago tsumaranaina 40

3

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2

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2k

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Why are policy gradient methods preferred over value function approximation in continuous action domains?

reinforcement-learning

modified 14 hours ago nbro 236

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1

answer

36

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Twitter API widget

orange

modified 15 hours ago Community♦ 1

0

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0

answers

10

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Stacked machine learning models train - test split on time series data

machine-learning data training

asked 15 hours ago user8959427 1

1

vote

1

answer

36

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How can discard “peaks” values from a chart?

excel

modified 16 hours ago Community♦ 1

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1

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29

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Machine Learning: Take into account a variable if a condition is met (depending on another variable)

machine-learning

modified 17 hours ago Community♦ 1

1

vote

2

answers

86

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How can I implement tangent distance for k-nearest neighbor in python/scikit-learn?

python scikit-learn distance k-nn linear-algebra

modified 17 hours ago nocibambi 30

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vote

2

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45

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optimal combination of hyper parameters and model selection

machine-learning deep-learning model-selection

modified 18 hours ago Community♦ 1

0

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1

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17

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Regression in Python with many NaN values spread across all columns

python regression data-cleaning categorical-data

answered 18 hours ago Viktor 339

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