Arash Moradi

14 Questions 17 Answers 0 Followers

Questions related from Arash Moradi

What is good book for mathematics of intelligence?

i look for a good math book for advanced machine learning

01 January 2018 7,266 2 View

Is this time series random or nonrandom?

In binary classification of time series what is the accepted margin for measuring accuracy of classification or prediction that permit us to conclude that time series is not accidental, or vice...

10 October 2014 9,613 6 View

Is "uncertainty principle" fundamental limits are underling and can mesure behind "standard quantum limit."?

Recently the article "Tricking the Uncertainty Principle" speaks about the team in Caltech they try to do that. The original paper was "Mechanically Detecting and Avoiding the Quantum Fluctuations...

06 June 2014 9,205 4 View

If we have an input and select subset of that input, then train with that to increase prediction accuracy, what can we call it?

Is is called feature selection or input selection? Or anything else?

11 November 2013 3,408 7 View

Are there any other methods than correlation for finding the dependency of two variables?

If I want to find the dependence and relationship between two random variables, which methods can I use?

10 October 2013 5,807 14 View

What is C(H), that be the convex hull of the set of base classifiers in boosting algorithm?

I want to know the characteristics of sets of convex hull classifiers and what is different with H alone?

10 October 2013 4,234 4 View

We used two different methods for classification - how we can calculate the difference between these two methods?

For example, how we can show with Kullback–Leibler divergence which the different distance between two prediction and so different probability distribution underline each classification, and how...

10 October 2013 1,633 4 View

How do information and entropy propagate in hybrid (ensemble) machine learning?

Generally, with the help of hybrid system, does the signal to noise ratio increase or decrease?

10 October 2013 2,143 1 View

What is the relation between data dimension and time for svm convergence?

For linear and quadratic ones.

10 October 2013 8,691 4 View

What is neural network output?

We have discrete vector of time series and output that is between [a,b]. Is it probability of occurrence? How we can investigate output? How find what happened there?

10 October 2013 3,149 8 View

How many times must I repeat one experiment to find the appropriate probability of occurrence?

For example, we have a coin with unknown probability of landing on each side: how many times must I repeat throwing the coin to find the best answer for probability of landing on each side.

09 September 2013 9,053 11 View

Are there any methods except sign function to give the Neural Networks output for binary classification?

My data is very close to random and with sign function I can not have good results. I think I've lost some information that find NN with sign function.

09 September 2013 9,420 4 View

In financial time series we have non-stationary time series. Is it needed to transfer the data to stationary time series for forecasting or not?

For example price is non-stationary transfer to rate of return that is stationary .

12 December 2012 3,222 8 View

What is the best method for analyses and prediction time series ?

For example, for business forecasting.

11 November 2011 7,535 7 View