Haitao Du

Member for 6 years, 2 months
Last seen this week

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33,467

33.5k
26.7k
19.8k

2019
2020
2021
2022

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98/100 score

26/20 answers

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18

122

221

Newest

Notable Question

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38/50

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Answers

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Score Activity Newest

58

Regularization methods for logistic regression

Aug 8, 2016

54

Why is 600 out of 1000 more convincing than 6 out of 10?

Jul 28, 2017

43

Is there any intuitive explanation of why logistic regression will not work for perfect separation case? And why adding regularization will fix it?

Oct 13, 2016

38

How could stochastic gradient descent save time compared to standard gradient descent?

Aug 27, 2016

33

Is an overfitted model necessarily useless?

May 11, 2017

Questions

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Score Activity Newest Views

114

Is it possible to train a neural network without backpropagation?

Sep 20, 2016

43

Is LSTM (Long Short-Term Memory) dead?

Jun 18, 2020

39

Why are survival times assumed to be exponentially distributed?

Mar 17, 2017

34

What exactly is the difference between a parametric and non-parametric model?

Mar 20, 2017

33

If I generate a random symmetric matrix, what's the chance it is positive definite?

Jan 8, 2018

Tags

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machine-learning

686

Score

276

posts

regression

446

Score

158

posts

logistic

252

Score

85

posts

neural-networks

225

Score

89

posts

classification

182

Score

66

posts

Reputation

+10

How to decide between PCA and logistic regression?

+10

Why there are two different logistic loss formulation / notations?

+10

What does it mean when glm algorithm doesn't converge but still gives results

+10

Is LSTM (Long Short-Term Memory) dead?

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Socratic

May 17, 2018
Electorate

Mar 15, 2017
Great Question

Apr 26, 2020

122

silver badges

machine-learning

Sep 30, 2018
regression

Feb 20, 2021
Sportsmanship

Mar 5, 2019

221

bronze badges

gradient-descent

Mar 24
boosting

Jul 23, 2021
regularization

Nov 23, 2020

Bookmarks

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Score Activity Newest Views Added

1247

Making sense of principal component analysis, eigenvectors & eigenvalues

Sep 15, 2010

749

How to choose the number of hidden layers and nodes in a feedforward neural network?

Jul 20, 2010

619

What is the difference between "likelihood" and "probability"?

Sep 14, 2010

532

What is the intuition behind beta distribution?

Jan 15, 2013

529

Relationship between SVD and PCA. How to use SVD to perform PCA?

Jan 20, 2015

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