Artificial Intelligence Stack Exchange

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Policy invariance under affine transformations of the reward function?

reinforcement-learning markov-decision-process

answered 26 mins ago Dylan Hadfield-Menell 1

0

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0

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2

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How does DQN convergence work in reinforcement learning

asked 39 mins ago Chukwudi Ogbonna 1

2

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2

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950

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Has anyone been able to solve OpenAI's hardcore bipedal walker with their implementation of DDPG?

reinforcement-learning tensorflow open-ai gym

answered 1 hour ago Qasim Wani 1

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1

answer

40

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How should we interpret all the different metrics in reinforcement learning?

reinforcement-learning training policy-gradients metric

modified 2 hours ago Community♦ 1

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1

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20

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How do I classify whether a document is legal or not given a set of keywords that appear only in legal documents?

machine-learning classification

answered 2 hours ago Zhengyang SONG 1

1

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1

answer

21

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Why does TD Learning require Markovian domains?

reinforcement-learning temporal-difference markov-property

modified 2 hours ago Neil Slater 14.1k

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0

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3

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Framework/language for automated design of physical objects

automation

asked 3 hours ago FZS 1

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0

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13

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Keras model accuracy not improving beyond threshold

deep-learning tensorflow keras recurrent-neural-networks accuracy

modified 4 hours ago Jacob Hreha - NOAA Affiliate 11

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0

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9

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How to run a Monte Carlo Tree Search MCTS for stochastic environment?

monte-carlo-tree-search

asked 5 hours ago xiaodai 121

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0

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4

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Computational complexity of the forward pass of a CONVOLUTIONAL neural network?

neural-networks machine-learning deep-learning convolutional-neural-networks

asked 5 hours ago mftgk 11

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0

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16

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How to combine two differently equally important signals into the reward function, that have different scales?

deep-rl rewards modeling-rewards

modified 6 hours ago tmaric 290

1

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1

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37

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How can I identify bigrams and trigrams that represent concepts?

natural-language-processing

modified 6 hours ago Community♦ 1

3

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1

answer

36

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Can AlphaZero considered as Multi-Agent Deep Reinforcement Learning?

deep-learning deep-rl multi-agent-systems alphazero

answered 8 hours ago BlueMoon93 768

1

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1

answer

22

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Why are state-values alone not sufficient in determining a policy (without a model)?

reinforcement-learning monte-carlo model-free

modified 9 hours ago Neil Slater 14.1k

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0

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13

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How to develop a model to detect a point crossed a line?

computer-vision

asked 15 hours ago ajayramesh 101

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1

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48

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Is it possible that every class has a higher recall than precision for multi-class classification?

machine-learning text-classification metric precision recall

modified 16 hours ago Community♦ 1

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0

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6

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Can I train an object detection model with images with a white background?

computer-vision datasets object-detection

modified 16 hours ago Bernardo Costa 1

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1

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46

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Input tensor shape order for RNN (PyTorch)

neural-networks recurrent-neural-networks pytorch

modified 17 hours ago Community♦ 1

0

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1

answer

37

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What is the big fuzz about SHA-RNN versus Transformers?

recurrent-neural-networks long-short-term-memory transformer attention

modified 18 hours ago Community♦ 1

6

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7

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2k

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What are the most instructive movies about artificial intelligence?

answered 18 hours ago nbro 18.9k

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0

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9

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Which is the best RL algo for continuous states but discrete action spaces problem

ai-design deep-rl ddpg td3

modified 19 hours ago nbro 18.9k

3

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0

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20

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Why is the reward in reinforcement learning always a scalar?

reinforcement-learning rewards

modified 20 hours ago nbro 18.9k

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2

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62

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Why the cost/loss starts to increase for some iterations during the training phase?

neural-networks machine-learning recurrent-neural-networks gradient-descent

modified 23 hours ago Community♦ 1

1

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0

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14

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How to overfit GANs with a single image

generative-adversarial-networks overfitting

asked yesterday ArunJose_Intel 111

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0

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8

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Finding Cycles in a State Sequence

machine-learning recurrent-neural-networks unsupervised-learning markov-chain hidden-markov-model

asked yesterday The Dude 101

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0

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15

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What is the state-of-the-art algorithm for neural style transfer?

deep-learning computer-vision deep-neural-networks image-processing image-generation

asked yesterday DeepNet 1

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1

answer

25

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Why is the optimal policy for an infinite horizon MDP deterministic?

reinforcement-learning markov-decision-process

answered yesterday harwiltz 561

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1

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54

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Understand the DDPG algorithm in Keras

keras algorithm math ddpg

answered yesterday David Ireland 1,493

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1

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35

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Mixing CPU and GPU for distributed PyTorch training

pytorch gpu distributed-computing

answered yesterday hal9000 56

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0

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32

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Is it a good idea to change the learning rate at each training step as a function of the loss?

machine-learning learning-rate

modified yesterday nbro 18.9k

2

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0

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27

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Would a different learning rate for every neuron and layer mitigate or solve the vanishing gradient problem?

deep-learning backpropagation activation-function learning-rate vanishing-gradient-problem

modified yesterday nbro 18.9k

1

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0

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28

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Why would the loss increase on a single fixed input?

neural-networks loss-functions

modified yesterday nbro 18.9k

3

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1

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63

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Comparing the derivation of the Deterministic Policy Gradient Theorem with the standard Policy Gradient Theorem

reinforcement-learning policy-gradients

modified yesterday David Ireland 1,493

1

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0

answers

13

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Can I resize my images after labeling them?

object-detection object-recognition data-preprocessing

asked yesterday Ali KHalili 55

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0

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7

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Automated Scoring (non-english language) Using BERT

natural-language-processing python pytorch word-embedding bert

asked yesterday Dhimas 1

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1

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24

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Similarity score between 2 words using Pre-trained BERT using Pytorch

natural-language-processing bert similarity

answered yesterday Dhimas 1

1

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1

answer

26

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Why error ensemble uses ceiling of number of classifiers?

probability ensemble-learning

modified yesterday Community♦ 1

0

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1

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72

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1D convolutions, word2vec, and $n$-grams

natural-language-processing

modified yesterday Community♦ 1

3

votes

2

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59

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Are there any easy ways to create annotated training images for object detection?

machine-learning convolutional-neural-networks datasets object-detection

modified yesterday Community♦ 1

0

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0

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12

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Limbs for PAFs in OpenPose

neural-networks convolutional-neural-networks research papers

modified yesterday ADA 113

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2

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32

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Is there a neural network that accepts both the current input and previous output?

neural-networks python keras recurrent-neural-networks

modified yesterday piotor 1

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1

answer

38

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How much computing power does it cost to run GPT-3?

gpu gpt

answered yesterday hal9000 56

1

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1

answer

43

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Sentiment Analysis and Logistic Regression

natural-language-processing

modified yesterday Community♦ 1

0

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0

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17

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Local Search vs K-means Clustering

k-means local-search

asked yesterday KGhatak 143

1

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0

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46

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How to make sense of label propagation formula in graph neural networks?

deep-learning computer-vision graph-theory graphical-model

modified 2 days ago DuttaA 4,818

2

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1

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53

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How to use text as an input for a neural network - regression problem? How many likes/claps an article will get

neural-networks machine-learning deep-learning natural-language-processing recurrent-neural-networks

answered 2 days ago primussucks 86

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1

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31

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What ML algorithm should I use that suits this data?

prediction regression linear-regression non-linear-regression

answered 2 days ago Muhammad Rizwan Munawar 1

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1

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70

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How to fine tune BERT for question answering?

natural-language-processing bert fine-tuning

modified 2 days ago Community♦ 1

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