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Questions tagged [difference]

For questions like "What is the difference (or relation) between X and Y?".

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2answers
32 views

What is the difference between Sentiment Analysis and Emotion Recognition?

I found Sentiment Analysis and Emotion Recognition as two different categories on paperswithcode.com. Should both be the same as my understanding? If not what's the difference?
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1answer
39 views

What is the difference between a stochastic and a deterministic policy?

In reinforcement learning, there are the concepts of stochastic (or probabilistic) and deterministic policies. What is the difference between them?
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1answer
31 views

What is the relation between semi-supervised and self-supervised visual representation learning?

What's the differences between semi-supervised learning and self-supervised visual representation learning, and how they are connected?
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1answer
60 views

Is there a Hebb neural network?

Is there a Hebb neural network? What kind of functions can it implement? Or, are there multiple "Hebb networks", that is, neural networks that learn in a Hebbian fashion?
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1answer
38 views

Why is informed search more efficient than uniformed search?

Why does informed search more efficiently finds a solution than uniformed search? If there was an example, it would be easy to understand.
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0answers
38 views

What are the key differences between cellular neural network and convolutional neural network?

What are the key differences between cellular neural networks and convolutional neural networks in terms of working principle, implementation, potential performance, and applicability?
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1answer
51 views

What are the differences between the DQN variants?

There are several variants of the DQN model. For example, double DQN, duelling DQN, prioritized DQN, distributed prioritized DQN, episodic memory DQN, asynchronous n-step DQN and multiple DQN. What ...
4
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2answers
70 views

What is the difference between reinforcement learning and optimal control?

Coming from a process (optimal) control background, I have begun studying the field of deep reinforcement learning. Sutton & Barto (2015) state that particularly important (to the writing of ...
2
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1answer
31 views

When is content-based more appropriate than collaborative filtering?

I know the difference between content-based and collaborative filtering approach in recommender systems. I also know some of the articles said collaborative filtering have some advantages than content-...
2
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1answer
70 views

What is the difference between backpropagation and predictive coding?

Reading the high-level descriptions of backpropagation and predictive coding, they don't sound so drastically different. What is the key difference between these techniques? I am currently reading ...
3
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1answer
20 views

What is the difference between Problem Modelling and Problem Representation?

As I know, with problem representation is meant the formulation of the problem in a way that it can be programmed and therefore solved (for ex. you can represent the n-queens problem by using an array ...
3
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1answer
68 views

What is the difference between an episode, a trajectory and a rollout?

I often see the terms episode, trajectory and rollout to refer to basically the same thing, a list of (state, action, rewards). Are there any concrete differences between the terms or can they be used ...
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2answers
52 views

What is the difference between automatic transcription and automatic speech recognition?

What is the difference between automatic transcription and automatic speech recognition? Are they the same? Is my following interpretation correct? Automatic transcription: it converts the speech to ...
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2answers
92 views

What is the main difference between additive rewards and discounted rewards?

What is the difference between additive and discounted rewards?
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2answers
813 views

What is the difference between “mutation” and “crossover”?

In the context of evolutionary computation, in particular genetic algorithms, there are two stochastic operations "mutation" and "crossover". What are the differences between them?
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0answers
55 views

What is the difference between IDS* and A* Algorithm? [duplicate]

What is the difference between IDS* and A* Algorithm. And how IDS* is better than A* Algorithm. Please explain your answer with pros and cons. Thanks
2
votes
1answer
321 views

What are the differences between uniform-cost search and greedy best-first search?

What are the differences between the uniform-cost search (UCS) and greedy best-first search (GBFS) algorithms? How would you convert a UCS into a GBFS?
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3answers
253 views

How are artificial neural networks different from normal computer programs?

How are artificial neural networks different from normal computer programs (or software)?
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1answer
688 views

How is iterative deepening A* better than A*?

The iterative deepening A* search is an algorithm that can find the shortest path between a designated start node and any member of a set of goals. The A* algorithm evaluates nodes by combining the ...
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2answers
897 views

What is the difference between a receptive field and a feature map?

In a CNN, the receptive field is the portion of the image used to compute the filter's output. But one filter's output (which is also called a "feature map") is the next filter's input. What's the ...
5
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1answer
3k views

How does LSTM in deep reinforcement learning differ from experience replay?

In the paper Deep Recurrent Q-Learning for Partially Observable MDPs, the author processed the Atari game frames with an LSTM layer at the end. My questions are: How does this method differ from the ...
6
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1answer
3k views

What is the difference between Actor-Critic and Advantage Actor-Critic?

I'm struggling to understand the difference between Actor-Critic and Advantage Actor-Critic. At least I know they are different from Asynchronous Advantage Actor-Critic (A3C), as A3C adds ...
2
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1answer
187 views

What is the difference between policy and action in reinforcement learning?

I'm confused with the two terminology - action and policy - in Reinforcement Learning. As far as I know, the action is: It is what the agent makes in a given state. However, the book I'm reading ...
14
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1answer
4k views

What is the relation between Q-learning and policy gradients methods?

As far as I understand, Q-learning and policy gradients (PG) are the two major approaches used to solve RL problems. While Q-learning aims to predict the reward of a certain action taken in a certain ...
2
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0answers
64 views

What is the difference between a feed-forward neural network and a liquid state machine?

I have used a FFNN and LSM to perform the same task, namely, to predict the sentence "How are you". The LSM gave me more accurate results than FFNN. However, the LSM did not produce perfect prediction ...
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3answers
4k views

What is the fundamental difference between CNN and RNN?

What is the fundamental difference between convolutional neural networks and recurrent neural networks? Where are they applied?
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5answers
8k views

What's the difference between model-free and model-based reinforcement learning?

What's the difference between model-free and model-based reinforcement learning? It seems to me that any model-free learner, learning through trial and error, could be reframed as model-based. In ...
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5answers
2k views

What are the differences between machine learning, pattern recognition and data mining?

I know a little about these subjects. I found them similar to each other. Anybody can explain the differences between them?
2
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3answers
182 views

What is the difference between encoders and auto-encoders?

How are the layers in a encoder connected across the network for normal encoders and auto-encoders? In general, what is the difference between encoders and auto-encoders?
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1answer
724 views

What is the difference between local search and global search algorithms?

What is the difference between local search and global (or complete) search algorithms?
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2answers
238 views

What is the difference between artificial intelligence and cognitive science?

Sometimes I understand that people doing cognitive science try to avoid the term artificial intelligence. The feeling I get is that there is a need to put some distance to the GOFAI. Another ...
4
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2answers
6k views

What is the difference between an agent function and an agent program?

What is the difference between an agent function and an agent program (with respect to the percept sequence)? In the book "Artificial Intelligence: A modern approach", The agent function, ...
5
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5answers
7k views

What is the difference between AI and robots?

What is the difference between AI and robots?
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2answers
539 views

What's the difference between hyperbolic tangent and sigmoid neurons?

Two common activation functions used in deep learning are the hyperbolic tangent function and the sigmoid activation function. I understand that the hyperbolic tangent is just a rescaling and ...
64
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16answers
11k views

What is the difference between artificial intelligence and machine learning?

These two terms seem to be related, especially in their application in computer science and software engineering. Is one a subset of another? Is one a tool used to build a system for the other? ...