Questions tagged [algorithm]

For questions about algorithm's that exhibit characteristics of intelligence, or are critical components in systems that exhibit intelligence, and problem-solving and goal-based algorithms in general.

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17 votes
4 answers
2k views

Why does the discount rate in the REINFORCE algorithm appear twice?

I was reading the book Reinforcement Learning: An Introduction by Richard S. Sutton and Andrew G. Barto (complete draft, November 5, 2017). On page 271, the pseudo-code for the episodic Monte-Carlo ...
Diego Orellana's user avatar
14 votes
3 answers
64k views

What are the differences between A* and greedy best-first search?

What are the differences between the A* algorithm and the greedy best-first search algorithm? Which one should I use? Which algorithm is the better one, and why?
Marosh Fatima's user avatar
5 votes
3 answers
645 views

Use of machine learning for analyzing companies enlisted in stock market

Can current trends and tools, in the field of machine learning, replicate the complexity of financial market? If yes, then what are the tools available in this domain. Q. I am trying to build a model ...
parth's user avatar
  • 161
3 votes
3 answers
14k views

Algorithm that creates new images based on other images

Are there any open sourced algorithms that can take a couple of images as an input and generate a new, similar image based on that input? Or are there any resources where I can learn to create such an ...
Mark's user avatar
  • 131
3 votes
5 answers
624 views

Ideas on how to make a neural net learn how to split sequence into sub sequences

How can I train a neural network to recognize sub-sequences in a sequence flow? For example: Given the sequence 111100002222 as an input sample from a stream, the neural network would recognize that ...
Charles-Ugo Brouillard's user avatar
2 votes
0 answers
142 views

Is a very powerful oracle sufficient to trigger the AI singularity?

Lets say we have a oracle $S$ that, given any function $F$ and desired output $y$, can find an input $x$ that causes $F$ to output $y$ if it exists, or otherwise returns nil. I.e.: $$S(F, y) = x \...
Phylliida's user avatar
  • 274
1 vote
2 answers
156 views

How to store datasets of lexical connections?

I'm investigating the possibility of storing the semantic-lexical connections (such as the relationships to the other words such as phrases and other dependencies, its strength, part of speech, ...
kenorb's user avatar
  • 10.5k
1 vote
1 answer
121 views

In RL, if I assign the rewards for better positional play, the algorithm is learning nothing?

I'm creating an RL application for the game Connect Four. If I tell the algorithm which moves/token positions will receive greater rewards, surely it's not actually learning anything; it's just a ...
mason7663's user avatar
  • 613
1 vote
1 answer
786 views

How to design a NLP algorithm to find a food item in menu card list?

I am new to NLP and AI in general. I am just expecting springboard information so that I can skip all the introduction to NLP websites. I have just started studying NLP and want to know how to go ...
The White Cloud's user avatar