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Hugh Perkins
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108 Answers

Newest Activity Votes
13
Can a standard deviation of raw scores be reported as a standard deviation of percentages?
Oct 4 '17 at 10:49
11
Gradient backpropagation through ResNet skip connections
Mar 21 '17 at 8:42
8
What is the root cause of the class imbalance problem?
Mar 18 '17 at 23:19
7
How to train LSTM model on multiple time series data?
Jul 25 '18 at 1:56
7
What are “residual connections” in RNNs?
Jan 1 '18 at 21:01
7
Data augmentation on training set only?
Dec 31 '17 at 3:00
7
What is the difference between regular PCA and probabilistic PCA?
Oct 9 '17 at 20:56
7
need intuition: why is there no winning strategy to this game?
Mar 26 '17 at 21:01
7
How to interpret the results when both ridge and lasso separately perform well but produce different coefficients
Mar 14 '17 at 12:44
6
How do we incorporate new information into a Dirichlet prior distribution?
Oct 9 '17 at 14:17
5
Modern Use Cases of Restricted Boltzmann Machines (RBM's)?
Oct 9 '17 at 20:46
5
Interpret predictions of black box models
Mar 27 '17 at 12:36
5
LSTM clarification on output
Mar 26 '17 at 13:24
4
When is $\mathbb{E}\left[\frac{1}{\sum X_{i}}\right] = \frac{1}{\mathbb{E}\left[\sum X_{i}\right]}$?
Oct 16 '17 at 8:01
4
What is the reason that the Adam Optimizer is considered robust to the value of its hyper parameters?
Oct 9 '17 at 20:35
4
In the Metropolis algorithm, if the ratio of probabilities $r$ is less than $1$, why not directly reject instead of accepting with probability $r$?
Mar 23 '17 at 23:51
3
For symmetric matrices, is the Cholesky decomposition better than the SVD?
Feb 11 '18 at 16:45
3
Sequence to Sequence models: Why is the start sequence (e.g. “</s>”) required?
Jan 2 '18 at 2:34
3
If z is uniform normal is $f(z;\theta)$ a normal distribution
Nov 25 '17 at 15:45
3
MCMC: invalid covariance matrix due to numerical error
Apr 2 '17 at 7:44
3
Assumptions on class priors in expectation-maximization?
Mar 27 '17 at 8:55
3
VAR model fitted: Causality or coincidence?
Mar 23 '17 at 13:08
3
What are the benefits of using ReLU over softplus as activation functions?
Mar 16 '17 at 10:03
3
1-step-ahead predictions with dynlm R package
Jan 10 '16 at 18:59
2
Is there a known name / keyword to describe continuous manual improvement of the labels used to train a classifier?
Jul 28 '18 at 0:14
2
How to update kernel values in a convolutional layer during backward pass?
Jul 24 '18 at 0:08
2
Stateful LSTM for time-series prediciton - should each input sequence be shifted by 1 time step or sequenceLength time steps
Jul 9 '18 at 3:07
2
Do Autoencoders preserve distances?
Jun 15 '18 at 22:29
2
deep learning - word embedding with parts of speech
Feb 12 '18 at 0:08
2
How to find derivative of softmax function for the purpose of gradient descent?
Feb 12 '18 at 0:28
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