Can someone explain intuitively what ravel_multi_index( ... ) numpy function does?

I am trying to understand a python code but got stuck trying to understand what numpy.ravel_multi_index does.The documentation and the examples therein are confusing. Can someone help to explain...

03 April 2018 6,654 1 View

Can someone help me look at my Q-learning implementation in Python ?

I am trying to understand Q-learning; so I had to try my hand on a 3 by 3 grid world in python. The program runs but Q-learning is not converging after several epsiodes. Please, I would need...

02 March 2018 6,960 2 View

How best to implement Q-learning?

I am running an experiment in a 7 X 7 grid world. I have an agent that can perform 5 possible actions in the grid world. The agent can move up, right, left, down and wait. The agent does the...

02 March 2018 7,052 3 View

What are the challenges & possible techniques for developing Autonomous Learning Robots in a dynamic, stochastic & partially observable environment?

I am working on Autonomous Learning Techniques for robots. Assuming a robot is deployed in an unknown environment, what techniques could help the robot explore this environment and build its own...

10 November 2017 3,027 3 View

How can I plot my own U-Matrix in MATLAB without using SOMtoolbox?

I am trying to code SOM by myself. Visualising the weight matrix for 2-dimension input vectors is quite intuitive with ordinary plot function in MATLAB but it is hard to conceptualise how to do...

10 November 2017 5,918 0 View

Can someone help me with an easy-to-use Robot Simulator?

I wish to simulate a robot behaviour in an unknown environment. Can someone help me with a user-friendly simulator?

10 November 2017 7,119 9 View

Source of data set for global oil price prediction?

03 April 2016 919 0 View

Kernel regression for multivariate input matrix?

Can I use kernel regression on a multivariate input matrix? I would be happy if I am guided.

03 April 2016 8,464 0 View

I would need a comprehensive guide for installing TensorFlow on Windows?

01 February 2016 9,896 2 View

Apart from MATLAB neural network toolbox, What are other easy to use but free neural network tools?

31 December 2015 6,130 14 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

How to sample data to increase presence of solar panels in the images?

I am working on creating deep neural network on geospatial dataset and wanted to know how to do the sampling so that I can increase the presence of solar panels in the images. I cannot use entire...

25 February 2021 3,936 6 View

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Please. Could you help be in implementing Fractal Discrete Cosine Transform algorithm in Matlab?

I do need the Matlab code of Fractal Discrete Cosine Transform (FDCT). Can anyone who has already implement this code, help me with the implementation of this transform?

24 February 2021 5,602 2 View