Recipe for old qiagen DNA extraction buffer AP2?

Hi there, I'm looking for the recipe for a buffer no longer made by qiagen, but that i need for a procedure i'd like to carry out. I'd like to follow the extraction procedure laid out in the...

17 January 2021 8,496 1 View

Where can I go to seek out IPE Research Grants?

03 January 2021 7,403 2 View

Any advice on running quantum espresso on a single Imac??

I have been using VASP for years now and wanted to try out QE on my home IMac since it's open source. Does anyone have any advice?? I recently wiped and reinstalled the OS on the mac so it is...

29 September 2020 5,195 2 View

Why do different methods in python, result in different values of zero??

I am using numpy in python along with the linalg package to solve for the eigenvalues and eigenvectors of a 2x2 matrix. I also did this by hand, and coded the brute-force algebra step by step to...

23 March 2020 9,411 2 View

How would you compute a generalised inverse matrix?

I am exploring generalised inverse computation and their computational complexity. Could anybody suggests the algorithms that may have been used to approximate the generalised inverse. Perhaps...

31 December 2019 4,771 2 View

How to rotate POSCAR file to face 111 direction??

I am familiar with VESTA and it's functionality to rotate a cell from a POSCAR (from VASP). I am trying to rotate a cubic unit cell (CH3NH3PbI3) to face the 111 direction but when i use the...

04 April 2019 4,707 3 View

What activity would you use to measure socio-emotional literacy skills?

I am in the process of creating a tool to measure digital literacy and I would like some suggestions on what activity could be used to measure socio-emotional literacy skills. Any suggestions...

19 November 2018 6,790 3 View

Labeled standards for multi-residue pesticide GCMS analysis?

I will be analyzing various (~25) pesticides in precipitation, extracting with SPE and analyzing with GCMS. Will I need a separate labeled internal/surrogate standard for each compound, or would...

04 October 2017 9,465 5 View

How would you measure the readability of a program?

28 April 2016 1,231 2 View

How would you measure the readability of a program?

03 April 2016 6,036 2 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 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

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 View

What is the difference between L1 and L2 regularization in machine learning?

L1 and L2 regularization

28 February 2021 4,187 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

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