How can I choose the best similarity measure?

I want to know how can I choose distance or similarity measure for my data. for example when euclidean distance is good or when cosine measure is better than that?

01 February 2015 7,783 3 View

How can I find optimum size of window for time series?

How can find optimum size of window for time series prediction? I want a simple and accurate approach.

10 November 2014 8,211 2 View

Is Hopfield + MLP better than MLP + hopfield?

which one is better? a hybrid neural network that is made of hopfield + MLP or MLP + hopfield? assume we use this network for character recognition

10 November 2014 2,737 1 View

What is the applications of BAM neural networks

Where we can use BAM neural networks?

09 October 2014 9,095 2 View

What is the use of BAM neural networks?

Can I have a sample Matlab code for it?

09 October 2014 9,050 0 View

How can I cluster cbf time series with SOM?

I want to cluster cbf time series with SOM. I find that weight update must be changed, but I have no idea, how?

09 October 2014 1,791 3 View

How can hybrid hopfield nn with other neural networks?

Because of low capacity of hopfield, I want to use it hybrid. What nn is suitable for pre processing data before giving them to hopfield?

09 October 2014 269 2 View

How can find the best order for giving data to neural network?

I know that order of giving data to nn is important, but I want to know how can find a good way too choose this order.

08 September 2014 5,804 8 View

Is Octave as good as Matlab?

Is Octave as good as Matlab?

08 September 2014 2,805 1 View

For 2D images Enhancement like Fingerprints, what is the best?

08 September 2014 1,187 6 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 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

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View