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Questions related from Arindam Roy
Hello, Can anyone suggest papers which describe protocol for e-DNA analysis from marine/estuary water for Carcinoscorpius rotundicauda and Tachypleus gigas?
03 January 2024 2,134 0 View
I have the following data set (attached) and I would like to calculate mutual information and joint entropy between multiple columns (like for A,B,D,E or C,D,E,F,G etc.). I have gone through R...
30 July 2020 3,048 2 View
I have a date-wise sampling for concentration of various bacteria in a indoor site. Can I use PCA (principal component analysis) or PMF (Positive Matrix Factorization) to club them into some...
15 April 2018 6,938 3 View
I am familiar with data of STRATOSPHERIC ClO/BrO product but I am looking for satellite/methods (Direct/Indirect) that can give me daily data of ClO and BrO in ground level.
27 December 2017 8,026 6 View
I am looking for case studies/ research article about precipitation scavenging of coarse mode aerosol (PM2.5-10) and effect of rain intensity on coarse mode aerosol scavenging.
14 August 2017 4,743 4 View
I am using R-studio. I want to generate some random number with a parameter of geometric mean value 5.1 and geomatric standard deviation of 1.2. What exjact code i should use to do that? I am...
12 July 2017 8,399 2 View
I can calculate cluster analysis by both hysplit and trajstat model. Now I want to put a standard deviation of those cluster in the plot. How can I do that?
29 April 2016 9,175 1 View
I am working on simple aromatic hydrocarbon molecules found in aquatic animals. I am very new to NMR. I have NMR spectra of several compound but i dont know how to determine their structure. Can...
11 February 2016 4,257 13 View
We are getting overlapping peak of sodium and ammonium during standardization in ion chromatography. We use 1PPM 3PPM 5PPM and 10PPM as standard. The problem is mostly happening in case of 3,5,10...
23 July 2014 1,522 12 View
We used Kimberly-Clark Purple Nitrile gloves during Ion Chromatography. We saw a froth-like appearance when the gloves came contact with water. It seems some kind of detergent or something was in...
02 July 2014 4,821 2 View
There are several papers on scavenging of aerosol particles of a particular size. As an example the Radke (1980) paper gives us an idea about scavenging of various particles of different size...
02 June 2014 6,729 13 View