How to detect spurious correlation in a statistical dataset with binary variables?

17 January 2021 7,892 25 View

Can somebody explain to me why RNA looks like this on RNA electrophoresis picture down below?

I extract the RNA from muscle tissue using Qiagen RNeasy Micro kit (50) (kat.74004). Everything fine with RNA concentration - about 300-500 ng/microliter. Before putting it into wells I mix my RNA...

19 November 2020 2,449 5 View

Can you help me figure out how many EDTA I need to add in the solution?

Composition 2X Loading dye for RNA electrophoresis 95% formamide 0.025% SDS 0.025% bromophenol blue 0.025% xylene cyanol FF 0.025% ethidium bromide 0.5 mM EDTA. I wanna to prepare 10 ml of the...

10 November 2020 4,759 3 View

RNN/LSTM Networks : How to take into account different values of times on different time-series?

LSTM tools of the Matlab allow us to perform classification of the time-series. It is assumed, that different time-series can have different length, but they should have same interval of...

13 October 2020 3,484 3 View

Deep Learning : How on one model to take into account both dynamic (time-series) and static features ?

Matlab tools for Deeep Learning allow us to solve classification tasks with static features (e.g., pixels values of images) and tasks with dynamic features (time-series). For time-series it is...

06 September 2020 9,942 6 View

How to apply Operational and Dynamic Routines to Organization Design?

Dear colleagues, I'm working on methodology of transforming existing organization for manufacturing companies. Could you please guide me on how to approach the following questions: 1. How to...

08 July 2020 1,754 7 View

How to perform the ordinary one-way ANOVA analysis to compare the pharmacological effects for different drug-like substances?

The one-way ANOVA analysis is important to find out whether measured pharmacological effects (the means and medians) observed for three or more drugs are distinct or they are due to a chance....

11 May 2020 4,605 6 View

How to evaluate two-dimensional probability based on two one-dimensional (marginal)?

23 April 2020 6,418 9 View

Does anybody have experimental data on ferroresonance phenomena?

Does anybody have a reliable experimental data on ferroresonance phenomena in a transformer (single- or three-phase)? Thanking you in anticipation, Sergey Zirka

17 April 2020 8,656 4 View

Are there any changes in the tensional behavior of single-wall carbon nanotubes (CNT) with different chiral indexes?

We simulated (LAMMPS program) the tensional behavior of CNTs with different chiral indexes (10, 10; 0, 10, and 10,0) using the original CH.airebo potentials (Stuart et al., 2000). The plot...

16 January 2020 8,147 3 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Research on Supply Chain Management in Indian context?

Hi, I am planning to apply for the PhD degree in the Supply Chain Mgt. with specific area of "Cold Storage warehouses" during Pandemics and wars. Where lock downs and shut downs are frequent....

02 March 2021 285 2 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View