Ian Goodfellow - user overview - MetaOptimize Q+A

Ian Goodfellow

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real name	Ian Goodfellow
member since	Jun 17 '10 at 15:11
last seen	Feb 18 '14 at 10:53

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15 Questions

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votes

0

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420

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Does plate notation imply parameter sharing?

Feb 18 '14 at 11:04 Ian Goodfellow1072●16●27●34

bayesian-networks

1

votes

1

answers

426

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Term for non-discarded examples

Jul 11 '13 at 15:51 Ian Goodfellow1072●16●27●34

evaluation-methods classification terminology

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votes

1

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971

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Optimizing with A^TBA=I?

Nov 16 '12 at 15:12 Ian Goodfellow1072●16●27●34

linear-algebra optimization constrained

1

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0

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484

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Is there a tractable family of possibly-tight upper bounds on the log likelihood?

Sep 10 '12 at 15:58 Ian Goodfellow1072●16●27●34

variational likelihood bound

4

votes

1

answers

1k

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Empirical comparison of variational and sampling methods?

May 07 '12 at 07:55 Alexandre Passos ♦25541●54●278●421 (asked by Ian Goodfellow1072●16●27●34 )

variational empirical sampling

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0

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617

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Pedestrian detection datasets with extra attributes?

May 01 '12 at 12:01 Ian Goodfellow1072●16●27●34

pedestrian computer vision dataset

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1

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1k

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Proof of RBM hardness?

Apr 14 '12 at 10:20 Andreas Mueller2686●18●58●93 (asked by Ian Goodfellow1072●16●27●34 )

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2

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3k

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What method is state-of-the-art on CIFAR-100?

Mar 13 '13 at 13:22 Rodrigo Benenson6●1●1●2 (asked by Ian Goodfellow1072●16●27●34 )

supervised-learning computer-vision

1

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1

answers

1k

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Who invented variational EM (not variational Bayesian EM) ?

Oct 06 '11 at 17:57 Ian Goodfellow1072●16●27●34

1

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1

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1k

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"Backtracking step" in Exponentiated Gradient Descent

Jun 01 '11 at 13:10 Brian Vandenberg824●21●37●46 (asked by Ian Goodfellow1072●16●27●34 )

optimization exponentiated-gradients sparse-coding

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2

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1k

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Local Coordinate Coding: Are there are any implementations publicly available?

May 01 '12 at 11:56 Ian Goodfellow1072●16●27●34

implementation module library

1

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2

answers

1k

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What are some datasets with several known factors of variation?

Oct 06 '10 at 13:15 Ian Goodfellow1072●16●27●34

3

votes

1

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1k

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What are some interesting deep learning results on NORB?

Oct 05 '10 at 12:13 David Warde Farley ♦551●8●20 (asked by Ian Goodfellow1072●16●27●34 )

norb learning deep

4

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2

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1k

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How does one write math on this site?

Sep 10 '12 at 16:46 Keith Stevens621●6●13●27 (asked by Ian Goodfellow1072●16●27●34 )

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2

answers

1k

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How do you choose layers to stack on?

Nov 01 '10 at 11:11 Francois Savard16●1 (asked by Ian Goodfellow1072●16●27●34 )

stacking hyperparameters deep-learning

17 Answers

Why can't I reproduce Hinton's results ?

Free energy of deep Boltzmann machine

Sparse Features modeling with a Mixture of Gaussians

What are the main differences between the different deep learning approaches?

Optimizing for both feature reduction and binary classification

Regression Problem Incorporating Prior Knowledge that Solution Should be Binary

Learning from data generated by another classifier

Local Coordinate Coding: Are there are any implementations publicly available?

Which computer vision datasets are often used in semi-supervised learning and/or transductive learning?

Disadvatage of Gibbs Sampler

Better to train logistic regression on Binary Classification or Probabilities

Who invented variational EM (not variational Bayesian EM) ?

Examples of multiple instance learning scenarios

altering sigmoid activation function

Why use k-means in place of Mean Shift clustering?

What are the pros and cons of using t-SNE

How do I deterministically transform an integer to a standard normal (Gaussian) distribution value?

63 Votes

36

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50 Tags

supervised-learning × 8
computer-vision × 8
variational × 5
deep-learning × 5
dataset × 4
optimization × 4
em × 3
linear-algebra × 3
constrained × 3
learning × 3

library × 3
stacking × 3
formatting × 3
implementation × 3
hyperparameters × 3
module × 3
classification × 2
functions × 2
activation × 2
sampling × 2

sigmoid × 2
regression × 2
time-series × 1
sampler × 1
energy-functions × 1
machine × 1
notation × 1
risk × 1
exponentiated-gradients × 1
gaussians × 1

of × 1
evaluation-methods × 1
t-sne × 1
integral × 1
transductive × 1
mixture × 1
proof × 1
sparse-coding × 1
boltzmann-machines × 1
deep × 1

modeling × 1
logistic-regression × 1
comparison × 1
clustering × 1
semi-supervised × 1
multiple-instance-learning × 1
randomization × 1
vapnik × 1
k-means × 1
mean-shift × 1

18 Kudos

● Prominent Question × 15
● Well-Known Question × 15
● Conspicuous Question × 15
● Appreciated Answer × 8
● Appreciated Question × 5
● Esteemed Answer × 4

● Esteemed Question × 2
● Prized Question × 2
● Cognoscenti × 2
● Pronouncement × 1
● Guide × 1
● Mentor × 1

● Inquisitive × 1
● Revisionist × 1
● Discriminating × 1
● Commentator × 1
● Participant × 1
● Adulated Answer × 1

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