How to implement filter-wrapper feature selection methods for data classification?

First stage : filter Second stage: wrapper

03 April 2018 8,204 8 View

Can you help me to find data minig journal with IF less than 1 ?

As a start, I want to publish data mining paper in journal with small impact factor

01 February 2018 8,917 0 View

What are chaotic maps and how I can use it in swarm algorithms for feature selection?

Your toughest technical questions will likely get answered within 48 hours on ResearchGate, the professional network for scientists.

11 December 2016 3,178 0 View

How can I use swarm algorithms for feature selection?

11 December 2016 6,095 10 View

What is the last swarm algorithm?

11 December 2016 1,471 0 View

How to store a row vector of numbers into cell array to write the result in excel sheet in matlab ?

11 December 2016 4,714 0 View

I am working in data classification using metaheuristic ( and swarm )feature selection , i appply svm,knn in the original dataset without fs ?

i am working in data classification using metaheuristic ( and swarm )feature selection , i appply svm,knn in the original dataset without fs (100 features) and record the accuracy in weka tool and...

07 August 2016 1,805 3 View

What is the last swarm algorithm and how i use it for feature selection ?

there are many swarm algorithms , what is the last one and how i use it for feature selection ?

06 July 2016 5,964 8 View

How to convert weka .arff into matlab .mat?

01 February 2016 6,170 0 View

No title

I've been doing research on feature selection, but I'm missing some codes that are available to help me, and I hope that someone can help, provide a feature selection method based on UCI data...

11 December 2015 5,024 9 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

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 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

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View