Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

Could you please suggests a tutorial or paper or any other materials to learn multiple gene expression in TCGA and GTEx databases?

I would like to analyze multiple gene expressions in normal and cancer tissue by using the data in the TCGA and GTEx databases. Please suggest a tutorial or paper showing step by step analysis of...

23 February 2021 9,007 3 View

Why the CHi^2 is close to zero with a bad fitting but the Rp and Rwp are still high?

I am refining my XRD data using in FullProf program. The intensity of the modulated X-ray peaks is almost flat. I tried to adjust the peak intensities but unsuccessful. What is the reason? I guess...

23 February 2021 2,304 4 View

Global Warming effects?

Hi Professionals! Due to Global warming the earth temperature increases (https://climate.nasa.gov/effects/), which generates floods, storms, and tornadoes because of melting of ice glacier, in...

08 February 2021 9,038 8 View

Patients with chronic kidney disease could get COVID-19 vaccine?

04 February 2021 278 4 View

How would I get a "certificate of English approve" ?

I need a "certificate of English approve" for my manuscript to be published in a reputed journal. It should be from a native speaker.

04 February 2021 1,331 3 View

When to use Darcy or Fanning friction factor in frictional pressure drop measurement?

04 February 2021 6,174 3 View

How to plot 3D plot for Measured value of antenna?

Hello everyone, I am trying to plot a 3D pattern from measured data of antenna in the MATLAB, for this, I have many files for one GHz frequency at different theta(e.g theta 90,80,70, etc). My...

31 January 2021 8,458 2 View

How to add a solar PV generator at bus 14 of IEEE 14 bus system in PSAT?

I am trying to run eigenvalue analysis on a built in IEEE 14 bus test system of PSAT. I need to check how eigenvalues change or shift when a solar PV system is integrated at bus 14. It would be...

28 January 2021 9,294 4 View

Papain Enzyme Assay...?

Hi all, I would like to know how can I estimate the activity of the enzyme, papain, which is used in reactions as crude latex extract of papaya. Please share some procedures if anybody having...

26 January 2021 569 4 View

What is the most reliable source to get Impact factor of journals?

Source to get Impact factor of journals

01 March 2021 6,654 2 View

Which index or sites are reliable in determining of plant species?

There are many indexes when determining plant species: Plants of the World Online (POWO), International Plants Names Index (www.ipni.org), The Plant List (www.theplantlist.org) and others. But...

26 February 2021 3,404 10 View

Why CNN algorithm performs well in Network Intrusion Detection based on some recent resources?

Most of the papers have compared different hyperparameters such as layers, initializers, activation function, and optimizer algorithm in the CNN algorithm for detecting network intrusion. This is...

24 February 2021 4,578 4 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

Can i quantify protein concentration in sds page?

I have to quantify a mixture of proteins. But I can not quantify its concentration by any protein detection methods as the values fluctuate. Can i quantify the protein concentration by sds page?

22 February 2021 215 2 View

How do I collect online measures in a same-different task?

The same-different task requires to subjects to indicate whether a pair of stimuli seen or heard are the same (say AA or BB) or different (say AB or BA). Researchers often collect offline measures...

20 February 2021 9,226 2 View

MVN, how to conciliate contradictory results from Multivariate normality and Multivariate outliers test?

Dear colleagues, I'm working with Path analyses in lavaan and MVN packages. There are some results that for me are confusing and features from the MVN that I do not know how to set. My dataset is...

18 February 2021 190 3 View

Has anyone performed a colorimetric RT-LAMP assay using Lucigens LavaLAMP kit?

Hi there, my lab recently opted to use LavaLAMP from Lucigen instead of the Warmstart kit from NEB. However, Lucigen has yet to create a colormetric kit for RT-LAMP, and adding phenol-Red (pH...

17 February 2021 5,399 1 View

Has anyone encountered any problems with abm good microRNA primers for quantification of mature miRNAs?

I've been trying to quantitate mature microRNAs in 293T cells with and without 'X'. 2ug of total RNA (isolated by Trizol method) is converted to cDNA using All-in one microRNA cDNA synthesis kit...

17 February 2021 8,986 2 View

How can we measure the reliability and validity of our survey questionnaire?

We are conducting survey research on COVID-19 misinformation among students. How can we validate our survey for it to produce valid and reliable data? Also, what statistical tools can we use to...

16 February 2021 678 3 View