A survey on self organizing maps

I want to understand about SOM. I am finding papers about SOM. Is there any suggestion for me? What should I read? What is the newest algorithm of SOM? Thank you all.

04 May 2017 2,325 5 View

Can anyone help me answer this question about disease genes prediction?

I want to predict disease genes from human protein sequences but I don't know what diseases can detect from genes? What is an interesting topic in bioinformatics related to genes now? Thanks...

11 December 2015 3,131 3 View

Can anyone help me about By-Reference in Ansi C?

31 December 2014 9,748 4 View

Weibull distribution for estimating the parameters using maximum likelihood estimator (MLE)?

I apply MLE method in the attached file. I wrote the code for implementation MLE. After that I run with their example but I got different result for k. Could anyone help me check the equation 26...

03 April 2014 8,504 4 View

Can anyone help me with the mean/expectation and standard deviation in probability theory?

Suppose random variable X can take value x1 with probability p1, value x2 with probability p2, and so on, up to value xk with probability pk. Then the expectation of this random variable X is...

03 April 2014 4,320 11 View

What are the pros and cons of Longest Common Subsequence using as similarity function?

Thanks all!

11 December 2013 1,872 9 View

Methods for detecting abnormal from correlation patterns?

I am working on abnormal detection. Is there any method on this field? My problems is detecting abnormal from correlation patterns. Example: (a1,b1), (a2,b2),... each pair has the same status. If...

09 October 2013 8,373 3 View

How do I cluster this data?

I have a dataset. There are many users. Each user has many sequences. How can I cluster User in this case? E.g. User 1: sequence A, sequence B,.... sequence Z User 2: sequence A, sequence...

07 August 2013 8,576 19 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