Can anyone suggest a site or provide a microarray dataset that can be used in classification and/or clustering?

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Can any one help with the regmlogit function in reglogit library to estimate the parameters of the multinomial logistic regression model in R?

I tried to run the regmlogit function in the reglogit library to estimate the parameters of the multinomial logistic regression model in R but it keeps breaking and giving me the following message...

08 September 2015 6,860 0 View

Are p-values and significance tests still meaningful in census data analysis?

If a research has been conducted on a small population and data has been collected from approximately the entire study population; for instance using a survey covering nearly the entire study...

05 June 2014 9,318 18 View

Where can I find the derivation of the truncated Gamma density function and its moments?

I am looking for some references on the truncated Gamma density function that include its formula and moments with their proofs.

03 April 2014 3,888 11 View

Does anyone have a simple explanation of the Meijer G-function?

I am a statistician and have no idea about the Meijer G-function. I am looking for a simple explanation of this function in any book or reference paper.

03 April 2014 10,147 3 View

Can anyone suggest a method to test the significance of the difference/change in odds ratios?

I estimated the parameters of two logistic regression models to describe a phenomenon in the same population using the same risk factors in two different years. I am interested to investigate the...

03 April 2014 1,275 9 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View