Questions tagged [artificial-intelligence]

Questions about design and properties of agents that act in a dynamic environment and make decisions towards some goal without user control.

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63 views

How to perform particle swarm optimization clustering of results obtained from tf-idf vectorizer?

I have a collection of news articles. I have performed tf-idf operations on them. I am using python as programming language so it was just the use of TF-IDF vectorizer function. I now have the ...
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33 views

How do we fix area of detectors in object detection?

I have gone through various articles on medium and also some from other sites trying to understand SSD. I am able to figure out most of the things from articles except this one. They always say that ...
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251 views

How MAC-3(maintaining arc consistency-3) algorithm works?

I am studying CSP problems in artificial intelligence. I don't understand the MAC-3 algorithm especially line number 10. Could you tell me with step by step? ...
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29 views

Relevance of the ZeroSum game to Heuristic search?

A question was posed to me as to the relevance of the ZeroSum game to Heuristic search algorithms. I know that the zero sun game is a theory in which one persons gain is exactly balanced to another ...
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31 views

How many states are examined in the most wins heuristic for tic-tac-toe (9-grid)?

I'm new to AI, and have a hard time to understanding how to count the total states are examined in the most wins heuristic for tic-tac-toe two plys deeper(9-grid)? Need help
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56 views

Steps to create a heuristic for solving a problem

I am completely new to AI and doing self-learning to acquire this knowledge. I went through the different available search algorithm like BFS, DFS and A* but something that I can't understand is a ...
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1answer
41 views

Formal definition of loss surface of multi-layered networks

Let $\mathcal{L}$ be a loss function associated with a multi-layered neural network. So it seems almost everyone in AI/ML community is interested in the Hessian $H=\partial^2 \mathcal{L}$ of $\...
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166 views

Reverse engineering a neural network

Suppose we have a neural network (such as google uses for instance) which detects an object in images, which could be a cat or car. Suppose that it is instead an alien artifact that we dont have ...
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15 views

Which area of research is the logical successor to Minsky's society of mind idea?

I'm curious if there is any body of research that could be considered as the logical successor to Marvin Minsky's "society of mind" idea? It seems as if the notion of agents plays a crucial role in ...
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618 views

Use Machine Learning to predict when a Gas Station is running out of fuel

We have years of data on several Gas-Stations. Data about the Gas-Stations: the number of tanks, Gallons per tank, Location, number of pumps, kind of fuel, etc. Data on fuel consumption for x gas ...
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40 views

Reducing amount of possible states solving Pacman by searching

I consider simplified Pacman game: movement is discrete (on the grid), ghosts move deterministically based on difference between their and Pacmans coordinates, ghosts move every second turn, ghosts ...
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45 views

A* algorithm to solve a title puzzle

The title puzzle has a setup of. Www_bbb where there are always 3 w's And 3 b's and 1_ . The rules of the puzzle are to get all w's on the right side of all b's where location of _ does not matter,...
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106 views

Convolutional Neural Network for Insects

I've recently started learning CNN's. I need a CNN that is specialized for insects detection. Dead insects will be put on a piece of paper / container, then images will be taken from a same distance, ...
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71 views

Is there something as good as a GRU or LSTM but simpler?

I was just reading this paper: Gate-Variants of Gated Recurrent Unit (GRU) Neural Networks Rahul Dey and Fathi M. Salem It seems to me that perhaps the architecture of LSTMs and GRUs are overly ...
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32 views

Maximum Ratio of White/Black pixels in an Edge Map

Is there a maximum possible ratio of white/black pixels in an edge map? In my theoretical consideration all areas in an image which have the same intensity are black and only the edges are white. ...
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158 views

Proof that Dempster-Shafer Normalised rule is Associative

Hint: I know it is associative and I just need a proof: (m1 ⊕ m2 ) ⊕ m3 = m1 ⊕ (m2 ⊕ m3) that will show that the operation "⊕" is associative. Thank you in advance! operation "x" in the image is ...
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38 views

Multiple Weighted Hyerplanes to Classify XOR

I learned in class that perceptrons cannot simulate the XOR operation. My professor told me that one fix was to left the points onto a higher dimensional space. That is pretty obvious, you just use ...
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95 views

Combining Ontology and Relational Databases in Question Answering system

I'm introducing to the Natural Language Processing field and it's application. I'm planning to build a question answering system for a project, but some approaches are making me a bit confuse about ...
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191 views

dealing with multiple local optima

I've recently viewed the paper of AlphaGo, which has done gradient-based reinforcement learning to get stronger. The learning was successful enough to beat a human master, but in this case, supervised ...
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121 views

Let me know about ANFIS premise prameters

I wanna ask about Adaptive Neuro Fuzzy Inference System (ANFIS) method. I used clustering to find fuzzy rules and used the mean and deviation standard of each cluster for initialization of the first ...
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71 views

API to retrieve answers for general questions

I was looking for a service (with API) where I can ask it a general question (aka, when was Einstein born?) and retrieve an answer from the Web. Is there any available service to do that? Have tried ...
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1answer
67 views

Is it possible to get information from websites as a human? [closed]

If I want to read any websites and get some information as names (or dates) on some part of the site as a human. What solution I could use in order to get these datas using deep learning or machine ...
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77 views

What is the state-of-art ML techniques for the problem of writing algorithms?

Could any existing ML technique be used, for example, to solve the problem of building a lazy Sieve of Eratosthenes in Haskell? By that, I mean a program that, given a specification (a dependent type ...
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119 views

Halting problem and simulation of intelligence [duplicate]

According to halting problem, there is no algorithm which can decide if another algorithm and its input will halt or not. Suppose human intelligence can be simulated in a computer. Also suppose than ...
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196 views

Support Vector Machines vs K-Nearest Neighbors

Let's say we have trained a Support Vector Machine with a Gaussian Kernel. When we feed our model an example, it classifies it based on its similarity to landmarks (distance to examples in our ...
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32 views

Something wrong when recognizing data set using Binary Artificial Neural Network

I have learnt Neural Network for a couple weeks. I just met a problem when I tried to use ANN to recognize a dataset. So I'm gonna describe the problem: Set A has 15 members which are in set {1, 1.5, ...
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34 views

How would physical neural nets learn?

I understand how neural networks that are implemented in software learn. You simply change the synaptic weights in the program. But how would you get a hardware implementation of neural networks to ...
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357 views

Compute connect-four opening moves

my question is about how to compute a database with initial moves for Connect Four, where each board constellation is classified as leading to a win, draw or lose. John Tromp already has done this ...
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58 views

understanding kohonen self organized feature maps

I was learning self organizing feature maps the other day. I want to intuitively understand it because I'm not that good at math. But I still am not very clear about it. I can easily understand ...
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63 views

Belief Propagation in Computer Vision

I am working on dense matching using DSP algorithm. They have used belief propagation to optimize their energy function? How do we do it? I mean how do we assign prior belief? Link: Deformable Spatial ...
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29 views

what is the best theory/model to use for prediction in multivariate data?

I use a software for pollutant propagation on rivers that takes as input a set of parameters (p1, p2, ...pn) and creates an output file which is basically a matrix where on each row there is ...
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203 views

Is forward chaining space friendlier compared to backward chaining?

In the context of rule-based systems, is forward chaining more efficient than backward chaining? I know that forward chaining is used when we know some facts and from there we want to conclude some ...
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124 views

Lattice of a fuzzy number?

Can somebody define what is a fuzzy lattice? How to compute lattice of a fuzzy number? Please try to be generic and basic in the explanation as I'm a beginner in studying fuzzy theory and soft ...
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19 views

Previous approaches for encoding physical affordances

From Wikipedia, an affordance is: a relation between an object or an environment and an organism, that affords the opportunity for that organism to perform an action Previously what approaches ...
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154 views

A* cost implications of arbitrary/dynamic point on edge in navmesh

I currently have a working implementation of A* using navigation meshes. Agents are moving around a 3d navigation mesh, reaching their target, however often a sub-optimal path is chosen, when ...
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1answer
690 views

Automatically generate meaningful queries for a data table

My field of research is not Database or AI. But I have some problems to solve, and would like to know which branch this kind of problems belong to, and what are the results. The main question is: ...
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170 views

Activity prediction in a kitchen

Here is the scenario: There are three chefs(A- main chef, B and C- assistant) working together to prepare a diner set. The sequence of the event is as following. Start: The three chefs enter the ...
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64 views

What level of maths do I need for artificial intelligence? [duplicate]

I want to learn maths for artificial intelligence. I heard that main areas of mathematics for AI are Multivariable Calculus, Linear Algebra, Probability and Statistics and Discrete Mathematics. But ...
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1answer
107 views

AI approach for exploring a static grid environment [closed]

I have a grid environment which contains in each cell a static agent. When my agent enters a cell, the static agent in this cell might take points away from me, give me points, or do nothing. My agent ...
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2answers
47 views

Why does a RNN network output different based on the training sequence

I've set up an RNN LSTM network in Java using DL4J as the library. I currently have 500 examples of positive text, and 500 examples of negative text. When I fitness the training data by first ...
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3answers
540 views

Is human being a Turing Machine?

We may not have a determinate answer to this question. But is there any evidence for or against this question? Or is there any study on it?
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1answer
539 views

Are basic CS algorithms used in machine learning?

I have read some articles which state that basic algorithms such as dynamic programming , graph algorithms etc are not required int machine learning fields such as deep learning , reinforcement ...
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2answers
920 views

Perceptron learning rule for classification

That's the problem $$y=(x,w,\rho) = \begin{cases} 1 & \sum_{i=1}^3 w_ix_i >\rho\\ 0 & \text{otherwise} \end{cases},$$ where $x=\{x_1,x_2,x_3\}$ are inputs, $w=\{w_1,w_2,w_3\}$ are ...
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3answers
392 views

How might neural networks use a symbolic A.I approach?

I’m fairly new to this area so my understanding is pretty basic. Am I correct in saying that symbolic a.i would take data and use logic to search through and find the right answer. An example is a ...
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1answer
70 views

Understanding A* Search on Tropical Island

I am working on an online course on AI and I am now working to understand A* better. Basically, right now I am working on a problem where: we live on a tropical island and we're trying to navigate ...
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1answer
65 views

Policy function π in Reinforcement learning unclear

I have one question about policy function in Reinforcement learning. in fact this function indicates which action should be done in each state? Or this function indicate for get the ...
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1answer
170 views

What program will derive the underlying algorithm in these question-answer pairs (updated)?

Given this set of question-answer pairs, what program will derive the underlying algorithm and provide the correct answer for any question of the same format. Question-Answer Pairs (training set): <...
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507 views

Books to get prepared before self studying Artificial Intelligence [closed]

I want to study Artificial Intelligence from Artificial Intelligence: A Modern Approach by Russell and Norvig, in the mid-year vacation. I want to get prepared before diving into the book so I decided ...
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1answer
385 views

Training Error & Convergence to True Error

I Take some online class for Machine Learning. one of teacher say this sentence. if we have m data points, the training error converges to the true error as m → ∞. i thought, this sentence not ...
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78 views

Is a Neural Network's weight selection dependent on its architecture? [closed]

Would an optimum combination of weights for a given topology necessarily be the the optimum for a different topology ?

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