How to modify micro-structure of Pure Copper which is available as a flat plate of 25 X 25 sq. cm?

Hi everyone, for a thesis project I have to modify the micro-structural properties of pure Cu flat plate of dimension 25 X 25 sq. cm . As I tried searching the available literature, I found a lot...

09 February 2021 5,090 3 View

How to polish the samples which are very prone to oxidation for metallography?

I am trying to polish the rare earth based sample for SEM analysis. But the sample is getting oxidized immediately . Can anyone suggest a way to polish these kind of samples?

27 January 2021 4,699 2 View

How do we solve optimization problems involving a maxima or minima in the objective function ?

I am trying to solve a multi-objective optimization problem using the Pyomo library in Python. The objective function includes operational optimization of an electrolyzer for hydrogen production...

11 January 2021 8,018 3 View

Any researchers working on Mucuna pruriens with respect to tissue culture?

15 November 2020 8,675 1 View

Is there a way to convert grayscale KITTI dataset images to color or visa versa?

I'm working with the KITTI stereo dataset having 4 cameras. Two of them are grayscale and the other two are color. I need all four of them to be the same. Directly converting the color ones to...

18 October 2020 8,937 1 View

How can I confirm that a gene is downregulated in cancer cells through PCR?

A particular gene (gene A) is reported to be downregulated in cancer cells as compared to the normal cells. How can you prove this with the help of PCR?

27 September 2020 5,292 4 View

Why my absorbance values are in negative for antioxidant assay by dpph method ?

plant extract stock is 10 mg/mL from which I pipetted 20, 40, 60, 80, 100, 200 uL and made up to 3 mL using methanol then i added 1 ml of 0.004% dpph solution (dissolved in methanol) incubated in...

02 September 2020 1,218 2 View

Is 5ug/ml puomycin works for Huh7 cell lines?

I am trying to make KO in Huh7 cell line but after transduction even at 5ug/ml concentration Huh7-Ctrl cell haven't died. Could someone please recommend me the working concentration of Puromycin...

17 August 2020 5,427 2 View

How to explain EDS for concrete?

Is carbon element is present in concrete EDS, if yes how??

19 July 2020 5,248 8 View

Can anyone suggest the best tool to perform Optimization (Such as PSO, GA, ACO) in vehicular ad-hoc network?

I am looking forward to optimizing the data delivery in vehicular networks. Can we use python or MATLAB OR NS-2/3.

29 June 2020 6,380 10 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

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 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

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 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 to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

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

L1 and L2 regularization

28 February 2021 4,187 3 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 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