How to use Genetic Algorithm & Greedy Method for time series forecasting?

Weka has an add on but literature is not available

04 May 2017 981 3 View

How to use Genetic Algorithm & M5 Method for time series forecasting?

Weka had an add on the topic but details of the algorithm are not available.

04 May 2017 8,452 5 View

Which is best measures of machine learning model evaluation?

In fact I am keen to know among two measures, i.e., AUC or Accuracy in the context of direct marketing scenario.

04 May 2016 5,691 2 View

Which is the best algorithm of cluster analysis?

I have read literature from different sources as well solved examples. However, it was not possible for me to identify best algorithm for a given set of data. The clusters created with one...

01 February 2016 1,707 6 View

Which of the two (Overfitting and Underfitting) is more important in fitting models?

You may like to link your answer with fitting of logistic regression equation.

31 December 2015 8,853 0 View

How many times during the year fogging ultra-low-volume insecticide particles is needed to control dengue fever?

Fogging of ultra low volume insecticide particles is done to control dengue fever. How many times fogging should be done if let us assume spread start in July in terms of few cases and end in...

09 October 2015 5,157 0 View

What should be right size of sample in survey research?

04 May 2015 7,193 24 View

How much percentage of GDP must be invested in agriculture research by a country?

Food is most important component human life. Without food one can not live. We often see shortage of food in certain part of the world or may see in future with increasing population. To meet this...

11 December 2014 9,204 2 View

Is rapid change in mobile technologies good for world economy?

The large number of countries have yet to set 3G networks still in the same country vendor are looking for 4G markets. It forces some countries to unnecessarily invest before time in my opinion....

11 December 2014 3,371 9 View

Social Network Rating of institutions & accreditation

I see many social network websites are rating academic institutions as is the case of research-gate. In your view there is a need to include this rating as one of the parameter for the process of...

06 July 2014 8,977 2 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

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

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

No title

01 March 2021 3,905 5 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

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View