Hottest Questions Today

1

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12

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Purpose of the hidden variables in a Restricted Boltzmann Machine

restricted-boltzmann-machine graphical-model

modified 6 hours ago mhdadk 11

-3

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0

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28

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Correct K means implementation giving wrong results? [closed]

modified 12 hours ago Jalanji Moh 1

-1

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0

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13

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Need loss function for 1d partition of segment into smaller segments

loss-functions regression time-series

asked 20 hours ago Gulzar 487

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0

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18

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Machine learning algorithms for languages detection & translation [closed]

machine-learning ai-design google-translate

modified yesterday Prashant Akerkar 101

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0

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14

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Are there any papers on classifying age, gender from user's speech

natural-language-processing classification papers supervised-learning

asked yesterday S99A 1

0

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0

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11

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mujoco environment in openai gym: observation and action explanation and control

reinforcement-learning gym

asked yesterday JYY 123

0

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1

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18

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Are FSA and FSTs used in NLP nowadays?

natural-language-processing computational-linguistics

answered 16 hours ago Oliver Mason 3,805

1

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1

answer

145

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Why are there two versions of softmax cross entropy? Which one to use in what situation?

machine-learning comparison cross-entropy softmax categorical-crossentropy

modified Oct 24 at 9:16 amin 328

0

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1

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31

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How can I determine the k-NN's hyper-parameters and their range that significantly influence the outcome of classification?

machine-learning classification hyper-parameters

modified 19 hours ago pasaba por aqui 954

-2

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0

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32

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Do popular machine learning frameworks include methods to input from and output to databases like mySQL? [closed]

tensorflow pytorch

modified 2 days ago Siggytron 1

0

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13

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Transforming neural network target values before training

neural-networks probability-distribution mapping-space

modified yesterday Thomas W 937

3

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1

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51

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Is reinforcement learning only about determining the value function?

reinforcement-learning

modified 2 days ago S2673 173

0

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31

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Deep Learning based image restoration using multiple frames

deep-learning computer-vision signal-processing

asked 2 days ago FourierFlux 602

0

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1

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57

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How can I determine whether a video's frame is realistic (was recorded by a camera) or contains computer-generated graphics?

deep-learning classification ai-design object-detection scene-classification

modified yesterday nbro♦ 21.1k

1

vote

2

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79

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Is it possible to perform neuroevolution without a fitness function?

neural-networks genetic-algorithms neuroevolution fitness-functions artificial-life

modified yesterday Neil Slater 15.3k

2

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1

answer

48

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Why do we have two similar action selection strategies for UCB1?

reinforcement-learning policy sutton-barto multi-armed-bandit upper-confidence-bound

answered Oct 23 at 19:06 Namnamseo 11

0

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0

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16

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Difference in step_model and train_model in the A2C algorithm

reinforcement-learning open-ai advantage-actor-critic

asked 2 days ago sjokkopudd 1

2

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1

answer

33

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Is there an equivalent model to the Hidden Markov Model for continuous hidden variables?

machine-learning hidden-markov-model kalman-filter

modified yesterday nbro♦ 21.1k

2

votes

1

answer

215

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Did Alphago zero actually beat Alphago 100 games to 0?

alphago-zero alphago deterministic-policy stochastic-policy

modified Oct 21 at 21:36 Neil Slater 15.3k

2

votes

2

answers

217

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How to tell a neural network that: “your i-th input is special”

deep-learning tensorflow keras feedforward-neural-network

modified Oct 21 at 22:18 Aray Karjauv 281

1

vote

1

answer

27

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What do we mean by “infrequent features”?

deep-learning terminology optimizers ada-grad

modified Oct 23 at 15:28 pasaba por aqui 954

1

vote

0

answers

22

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How to find a parameter combination for a black box using AI?

classification ai-design ai-basics regression

asked Oct 23 at 13:01 e.Fro 11

3

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1

answer

40

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Is there a common way to build a neural network that seeks to extract spatial and temporal information simultaneously?

neural-networks convolutional-neural-networks recurrent-neural-networks long-short-term-memory multilayer-perceptron

answered Oct 22 at 7:37 JVGD 398

1

vote

1

answer

45

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Has “deep vs. wide” been resolved?

deep-neural-networks gradient-boosting

answered Oct 22 at 7:48 JVGD 398

1

vote

2

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53

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How is the error calculated with multiple output neurons in the neural network?

neural-networks backpropagation feedforward-neural-network multilayer-perceptron

modified Oct 22 at 9:21 pasaba por aqui 954

2

votes

1

answer

190

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Can the hidden layer prior to the ouput layer have less hidden units than the output layer?

neural-networks feedforward-neural-network hidden-layers

modified Oct 19 at 10:49 pasaba por aqui 954

2

votes

0

answers

28

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Transform text based on examples

machine-learning natural-language-processing learning-algorithms natural-language-understanding

modified Oct 22 at 18:02 guerreiro 21

0

votes

1

answer

40

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Q-learning agent stuck at taking same actions

reinforcement-learning python q-learning

answered Oct 21 at 16:07 Robby Goetschalckx 477

2

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2

answers

43

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How should I define the reward function to solve the Wumpus game with deep Q-learning?

reinforcement-learning dqn deep-rl reward-design reward-functions

modified Oct 21 at 16:15 nbro♦ 21.1k

-2

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0

answers

28

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Searching for list of AI algorithms made based of human organs [closed]

algorithm human-like

modified Oct 21 at 20:54 modern 127

1

vote

1

answer

32

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Are there any known models/techniques to determine whether a person in a store is a customer or a store representative?

computer-vision image-recognition reference-request object-detection

answered Oct 22 at 7:20 FourierFlux 602

6

votes

1

answer

96

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Smallest possible network to approximate the $sin$ function

neural-networks activation-function function-approximation universal-approximation-theorems

answered Oct 20 at 6:34 amin 328

1

vote

1

answer

25

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How does vanish gradient restrict RNN to not work for long range dependencies?

deep-learning recurrent-neural-networks gradient-descent vanishing-gradient-problem

modified Oct 21 at 13:26 amin 328

0

votes

0

answers

21

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Different predictions across DL Frameworks [closed]

neural-networks convolutional-neural-networks tensorflow keras pytorch

asked Oct 21 at 23:14 ADA 145

3

votes

1

answer

41

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Improving DQN with fluctuations

neural-networks reinforcement-learning dqn

modified Oct 21 at 10:00 Aray Karjauv 281

0

votes

0

answers

33

views

Algorithm to evaluate Go board after turn

go

asked Oct 20 at 23:26 Tofara Moyo 11

2

votes

0

answers

33

views

How efficient is SCAWI weight initialization method?

neural-networks reference-request weights weights-initialization

modified Oct 22 at 9:46 nbro♦ 21.1k

1

vote

0

answers

30

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How to have closer validation loss and training loss in training a CNN

convolutional-neural-networks training convergence

modified Oct 21 at 10:45 amin 328

2

votes

0

answers

23

views

Why is tree search/planning used in reinforcement learning

deep-rl monte-carlo-tree-search alphago-zero

modified Oct 21 at 9:20 SmoothKen 21

0

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0

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19

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Would a model-based RL algorithm perform better that a model-free one, in the air traffic control sequencing simulation field? [closed]

comparison deep-rl applications model-based-methods model-free-methods

modified Oct 21 at 16:24 nbro♦ 21.1k

-2

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0

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17

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Updating clusters that have already been selected using k-means [closed]

classification clustering k-means

asked Oct 21 at 14:15 David 1

-1

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0

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31

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How to properly build a neural net of a physics simulation [closed]

recurrent-neural-networks backpropagation activation-function sequence-modelling categorical-crossentropy

asked Oct 20 at 18:13 Brenda 9

1

vote

0

answers

26

views

What is the formal terminology for emotion recognition AI?

terminology facial-recognition affective-computing

modified 8 hours ago desertnaut 472

0

votes

0

answers

16

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What is the best neural network model to classify an x(t) signal according two classes?

neural-networks classification

asked Oct 21 at 14:30 Marek 9

1

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0

answers

27

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How can I evaluate a reinforcement learning algorithm over an entire problem space?

reinforcement-learning graph-theory

modified Oct 20 at 21:15 hoffee 121

1

vote

0

answers

37

views

Which Reinforcement learning model to use?

machine-learning reinforcement-learning security

asked Oct 20 at 6:56 Vel 11

1

vote

1

answer

38

views

The mathematics in the CBOW and Skip-Gram models

natural-language-processing math word2vec

modified Oct 21 at 14:22 ddaedalus 618

2

votes

0

answers

35

views

How to model this problem to solve using DQN?

dqn deep-rl

modified Oct 20 at 16:36 zdm 227

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