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 your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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

Does anyone have a recommendation for yeast reporter gene plasmid/protocol?

Hi, could anyone recommend a plasmid and/or protocol for reporter gene assay in S. cerevisiae? I want to assess the effect of growth conditions on a transcription factor, so I want to clone it`s...

01 March 2021 210 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How vaccines of covid 19 work?

Millions ask how vaccines of covid 19 be successful and safe, its here to explain generally how vaccine of pfizer work ,mRNA vaccines teach our cells how to make a protein that will trigger an...

28 February 2021 2,723 4 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

How to add missing citation?

Dear colleagues, I have found that many authors have a concern regarding their missing citation in RG because often citation in RG is lower than google scholars. I also missed some citation...

26 February 2021 928 6 View

How to make a time series imputation benchmark ?

Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...

24 February 2021 7,470 7 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View