What are the engineering methods for feature selection in machine learning?

Hello researchers, I have a dataset that contains 36733 instances, What are the engineering methods to be used for feature selection in machine learning?

09 February 2021 363 11 View

How to improve the clarity of the exported maps from GIS software?

I am performing mapping for some hydrogeological items using GIS and I have a problem with the clarity of the exported maps from it even after I raised their resolution into 1000 dpi, how can I...

25 October 2020 1,804 8 View

Effect of initial dye concentration ( methylene blue) on removal percentage?

i am studying the variables (study of initial dye concentration ) for removing methylene blue (mb) using a composite that i prepared. the results showed that on increasing dye conc, the removal...

01 October 2020 3,016 3 View

How to design load curve to take measurements for solar heater through the day?

I make measurements for the master thesis of solar heater. I need to design a load curve to obtain measurements for natural consumption of people. I will discharge solar heater tank through the...

29 February 2020 1,413 4 View

What's the difference between using Collagenase P and collagenase A to dissociate mice pancreas tissue into single cells?

Trying to isolate single cells from pancreas for FACS cell sorting. The protocole suggested 0.5mg/ml collagenase P +0.1 ng/ml DNase I per 1 ml of HBSS. Using collagenase A, the tissue wasn't...

14 January 2020 8,866 2 View

What are challenges in PV Floating solar?What Quality parameters we have to check at site?What is process of Earthing Electrical Equipment in Water?

Challenges in PV floting solar

06 August 2019 3,941 3 View

Effect of the efflux pump inhibitor carbonyl cyanide m-chlorophenylhydrazone (CCCP) on minimum inhibitory concentration (MIC) of ciprofloxacin?

I want to study the effect of CCCP on MIC of ciprofloxacin for some bacterial isolates, I am using broth microdilution method for the assay.I just want to know: 1- How to prepare stock solution of...

22 June 2018 826 1 View

Coupling with diazonium salt ?

i already form the the diazonium salt .. i want explained method ( in details ) to coupling it with any drug contains free amino group .. thx very much

23 August 2016 5,459 6 View

How can we change the saturation degree of a soil using FLAC 2D software and UBCSand model??

UBCSand model is a user defined model to simulate liquefaction.

29 February 2016 4,923 3 View

Should a plant extract be dissolved in DMF or DMSO only for antimicrobial assay?

the extract dissolved in ethyl alcohol gave negative results...could it be due to poor diffusion to agar?

10 October 2015 1,579 9 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

Which one carries more value? A research paper in a Scopus Indexed conference proceedings or the same paper in a Journal without Scopus indexing?

I am looking for the suggestion among which one to pick from the above two categories for a research work.

27 February 2021 10,025 1 View

Which indexation is better Scopus or Web of Science?

Both are very repetitive indexing agencies.

26 February 2021 9,455 4 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Data Analysis K-S and S-W tests?

Hello, I have conducted analysis where the K-W and S-W have come out as p

25 February 2021 9,648 3 View

How to prepare a thin polymer film by post-polymerization/crosslinking?

24 February 2021 2,362 5 View

How to delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 3 View