How can the decrease in precipitation due to climate change be explained????

How can the decrease in precipitation due to climate change be explained????

02 March 2018 1,568 6 View

How to make cumulative distribution function and probability density function graphs in excel?

I am applying quantile mapping for bias correction of RCMs projection. I want to use cumulative distribution function and probability density function to show the performance of bias correction. I...

31 December 2015 2,658 4 View

What are the statistics to evaluate bias correction (Quantile mapping)?

I am using RCMs to project the precipitation and temperature in Rawal watershed, Islamabad, Pakistan. I am using quantile mapping for bias correction. I want to know the statistical parameters...

11 December 2015 4,784 3 View

Can Quantile mapping be used to correct global precipitation and temperature for missing historical data?

11 December 2015 9,357 3 View

Can somebody help me solve an Error "Error in na.omit.xts(x) : unsupported type" in R language?

I am using R language to do quantile mapping. I am facing an error "Error in na.omit.xts(x) : unsupported type". I don't know how to remove this error. Kindly somebody help me solving this error.

11 December 2015 1,787 3 View

What should be value of R^2 and RMSE for RCM corrected data?

I am using RCM for impact of climate change of sediment yield. I need to know the suitable values of R^2 and RMSE for RCM corrected data..

10 November 2015 6,539 0 View

Can different durations and different periods of climate station data be used in a SWAT model?

I am working on impact of climate change and land use, land cover change on sediment yield in Rawal watershed, Islamabad, Pakistan. I have total 5 stations, 2 inside and 3 outside of watershed....

10 November 2015 5,732 3 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 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

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View