Where can I find a test-retest structural MRI dataset with a test-retest interval of 3 days?

06 July 2014 2,229 3 View

Is there a way to estimate the reliability of a correlation between two variables?

As we know, we can estimate the reliability of one variable with split-half method. However, how can we estimate the reliability of a correlation between two variables? One alternative way is to...

04 May 2014 4,834 1 View

What you mean when you say a metric is scale-free?

As we know, when we say that a network is scale-free, we mean its degree distribution follows a power law. I wonder what we mean if we say a metric is scale-free. For example, "The ICC...

02 March 2014 2,970 1 View

What are the functions for calculating partial correlation coefficient in python?

Is there any function in python for partial correlation calculation? A function in R is also useful. I have searched for a while, but in vain.

02 March 2014 675 5 View

Is there some MRI data from both control and patients?

I am looking for a dataset with MRI data from both healthy control and patients (such as ADHD). It is better that those data is scanned on the same scanner with the same scanning protocol.

31 December 2013 3,665 5 View

No title

I am thinking about a problem about the relationship between large-scale brain regions and neuron types. As written in the title, would the functions of two regions be more similar if they...

11 December 2013 4,329 1 View

Can we call MATLAB functions from Python?

I want to call matlab functions from python. Is there any useful package allowing this? Just like RPy for calling R functions from python.

09 October 2013 2,092 2 View

What does a sister journal mean?

What does a sister journal mean? Does they share the same impact factor?

09 October 2013 5,249 3 View

How to quantify the sense of chaos in human brain with fMRI data?

Are there some parameters to do that? I think the efficiency of the brain network may help, but I am not sure. Are there any other parameters?

01 February 2013 1,864 6 View

Relationship between Confidence Interval and Replication?

What is the relationship between the two? As I understand, 95 confidence interval means the chance that people can get an independent result (e.g., mean or correlation) falling in the CI is 95%....

10 November 2012 4,260 1 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

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 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

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

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 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