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bogatron
  • Member for 9 years, 10 months
  • Last seen more than 2 years ago
1 vote

Group similarity by high dimension vector comparison

0 votes

Why are precision and recall used in the F1 score, rather than precision and NPV?

0 votes

Use test data as train: does it make sense?

1 vote
Accepted

In Latent Dirichlet Allocation (LDA), is it reasonable to reconstruct the original bag-of-words using the document and word representations?

6 votes
Accepted

What is a Dichotomy?

3 votes

What's the best way to use binned data in a tree-based model?

1 vote

How to find a confidence level given the z value

1 vote
Accepted

Feauture selection for clustering regarding zero-correlated feature

4 votes

Why do my Latent Dirichlet Allocation Topics mix words that never co-occurred?

2 votes

Where does the sum of squared errors function in neural networks come from?

4 votes

What is the difference between Latent and Explicit Semantic Analysis

1 vote

Neural networks with non-negative weights

2 votes
Accepted

How can the performance of a neural network vary considerably without changing any parameters?

1 vote

How to appropriately set weights for weighted KNN

6 votes

Calculating entropies of attributes

2 votes

Can distribution values of a target variable be used as features in cross-validation?

2 votes

kNN - what happens if more than K observation have the same distance to the centroid of the cluster

3 votes

kNN - what happens if more than K observation have the same distance to the centroid of the cluster

1 vote

Why might several types of models give almost identical results?

7 votes
Accepted

Which non-training classification methods are available?

8 votes
Accepted

Detecting cats visually by means of anomaly detection

8 votes
Accepted

Cross-validation: K-fold vs Repeated random sub-sampling