Are Regression and Backpropagation basically the same ?

While learning Deep Learning using regression (Euclidean Loss), I stumbled on a question: Back-propagation minimizes the cost wrt the gradient descent and regression minimizes the cost of...

04 May 2017 5,631 0 View

How to use MATLAB deep learning without GPU?

03 April 2017 8,154 15 View

Using matlab example DL for regression based count?

I am trying to learn DL with an example.However, running the following code (attached in image) results in an error : Undefined function 'categories' for input arguments of type 'double'. I...

02 March 2017 1,012 3 View

KNN Classification problem. Why the test result is always the first label of training sample?

Hello everyone I've a training set of 17 observations. The dimensions of training and testing data are X= 17x7660 (features, each row is feats from each obs) Y= 17 x 1 (label for each row)...

10 November 2016 2,740 8 View

How to train data for a video classification?

09 October 2016 7,022 5 View

How to find no-fee ISI journals in Image Processing?

Hello, I've noticed that some of the journals I was targeting to publish a paper in were very expensive. I was wondering if there is any list or service which lists journals according to their...

06 July 2016 1,878 2 View

How to determine IOF for an image?

For image enhancement quality measures, one of them is Index of Fuzziness. Can anyone tell me how to find it? Is there a function already in Matlab 2013?

05 June 2016 5,697 1 View

How to find difference of entropy at different scales of an image?

Hello, Finding the entropy of an image at each pixel can be done using moving window. If an image is downsampled, how to find the difference of entropy among original and downsampled version of...

04 May 2016 4,068 6 View

Making equations and inferences from data?

Hello, I've a question regarding how researchers come up with equations in their work? For instance, y=ax + b or y=x^a +b whether a weight has to be multiplied or raised at a power of another...

03 April 2016 7,067 1 View

SURF Features length varies for different Images. How to save variable SURF features in Feature Vector?

I'm storing image features in a matrix of Feature_Vector. Each column has features for an image. Since SURF features may be more or less for different images, Whats the better way of storing...

31 December 2015 8,000 2 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 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

What is the difference between L1 and L2 regularization in machine learning?

L1 and L2 regularization

28 February 2021 4,187 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