What is the better way to handle zeros for bias correcting the satellite based precipitation?

I am using gamma distribution for correcting bias in satellite based precipitation. Can you suggest me to handle zero values ?

31 December 2017 4,533 1 View

Anyone working with APHRODITE data in R?

I was trying to read APHRODITE data in R software but could not. Any solution?

10 November 2017 7,325 3 View

How to select a row based on minimum value on two columns?

I have a matrix with x rows and 2 columns. I want to select the row which has minimum value in both columns. But the problem is minimum value does not occur at the same time in a row. Is there any...

09 October 2017 7,094 0 View

How to read MSWEP rainfall data from R?

I am planning to use MSWEP rainfall data for some hydrological application. I decide to use R as i am familiar with it. Can anyone know how to read MSWEP rainfall data from R? I already tried with...

09 October 2017 1,170 3 View

How to install MODISSnow library in R (window operating system)?

I was unable to install MODISSnow library in window platform. Can anyone help me?

05 June 2017 9,221 0 View

Any paper that considers snow interception by plant for Himalayan catchment?

how important is snow interception by plant for central Himalayas. Any reference articles.

05 June 2017 8,783 2 View

Any R package for Vulnerability mapping?

05 June 2017 4,681 0 View

What are the suitable statistical index for evaluation of gridded satellite rainfall products?

Could you explain which statistical index is better for evaluation of satellite rainfall product for Himalayan catchment?

01 February 2017 6,627 4 View

What are existing spatial downscaling techniques for increasing spatial resolution of grided climate datasets like APHRODITE, TRMM, CHIRP, MERRA?

I need to improve/increase the spatial resolution of gridded climate datasets from low to high (eg., 5 km to 90 m) for Himalayan Catchment. Can you suggest some?

31 December 2016 4,168 6 View

Snow cover elasticity of streamflow?

I am trying to study the sensitivity of river discharge to Snow Cover Area (SCA) derived from MODIS for Himalayan catchment. I found some paper using elasticity approach eg., Kour et al., 2016. Do...

31 December 2016 7,680 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

How to resolve Gaussian error termination " Error termination via Lnk1e in F:\G16W\l103.exe" for TS(QST3)?

When I run the job for TS(QST3) in gaseous phase, it was completed without any error. But when I add water in CPCM model it terminated with an error: Inconsistency: ModMin= 2 Eigenvalue=...

21 February 2021 3,198 2 View

Using the Pfaffl method: Is it possible that the ratio of the calibrator does not equal 1?

Hi all, I have a question regarding calculations using the Pfaffl method. I have 3 groups per experiment: 1 control group (calibrator) and 2 treatment groups with 6 to 7 biological repeats per...

19 February 2021 8,351 2 View

Literature on snowflake aggregation?

I am looking for literature suggestions on the topic of snow aggregation. My main interest is on the aggregation process itself (rather than papers describing aggregate snowflakes characteristics)...

19 February 2021 2,197 3 View

Concentration of DNA?

Hello everyone! Is a normal value 295.8 ug/ul for cDNA? If not what does it mean? Where is the mistake? The measurement was done with nano drop. Thank you!

09 February 2021 6,202 1 View

What is the reference value of THD in BLDC MOTOR speed control ?

i used to control EHO+ANFIS to MRPID to Landsman converter for bldc drive i got 7% but some of them are telling IEEE standards are < 5% is it correct for Drives ?

07 February 2021 5,892 1 View

How to know the threshold limit value of a sar image...??

i want to do thresholding by segregation of water areas from non water areas for that i am using model maker in ERDAS but i am unable to get the threshold limit value of my image.

26 January 2021 8,277 1 View

How to calculate radial distribution function (RDF) of a complex from Ab initio MD simulation trajectory?

Hi all, Is there any software or webserver to read the molecular dynamics (MD) simulation trajectory which obtained from Ab initio MD simulation to calculate the atom-atom radial distribution...

25 January 2021 9,474 3 View

Solving diffusion- reversible chemical reaction equation: How to solve both terms numerically?

I am using finite difference method to discretize the parabolic equation (explicit method), but confused about the chemical reaction term. Solving the generic equation for i specie involves a...

24 January 2021 1,149 18 View