Asfandiyar Khan

9 Questions 2 Answers 0 Followers

Questions related from Asfandiyar Khan

Can I use different spatial resolutions satellite datasets for a city or there is need of upscaling or downscaling?

I want to study the monthly spatiotemporal variability of air pollutants in a city having 1,772 km2 area. I want to use satellite-based datasets but my datasets' spatial resolution is different....

28 July 2023 5,218 1 View

How many clusters are there by looking into Silhouette score?

Hello, I applied Ward Hierarchical cluster analysis and I used some indexes for the validation of the clusters. Please check the Silhouette score for the 2 and 3 clusters in all months. I want to...

15 June 2022 3,309 3 View

Can anyone tell how many clusters are in this dendrogram?

I applied the Ward hierarchical agglomerative cluster analysis on rainfall data. The points on x-axis are showing the stations. On a link...

30 May 2022 3,782 5 View

How to find an LC equivalent Circuit for any CST designed Structure?

I have designed a bilayered structure on CST which is having copper patches as upper and bottom layers and a substrate sandwiched in between but I want LC equivalent circuit for the whole structure.

11 August 2021 8,596 2 View

I want to calculate the percentage change in rainfall by taking the future rainfall and baseline period. Baseline period is from the observed data?

Hello, I want to calculate the percentage change in rainfall by taking the future rainfall values and the baseline period values. My baseline period is 1961-1990 and future values are 2041-2070...

12 July 2021 6,101 5 View

Why I got negative correlation between TRMM and model predicted precipitation using multiple linear regression with principal components?

Hello everyone, I applied PCA in python by taking lagged climate indices and then used its resulted two principal components (showing maximum variance) with GLDAS satellite data precipitation...

10 June 2021 5,343 2 View

Can I use MERRA-2 model's "500hpa geopotential height" monthly data in excel form for districts or I download the data in netcdf files and extract it?

I want to use MERRA-2 model's monthly data of 500hpa geopotential height for different districts of Pakistan (1980-2019). I want to download this data from NASA Giovanni and I want to select time...

26 January 2021 6,306 1 View

I want to use multilayer feedforward neural network with error backpropagation algorithm. I have just 30 years monthly rainfall data. Is this enough??

I am new to neural networks and want to apply multilayer feedforward neural network with error back propagation algorithm for the rainfall prediction. I have just monthly rainfall data of 30...

29 December 2020 9,891 4 View

I have GLDAS daily satellite data of rainfall for districts. I used SDSM and got monthly mean. In ArcGIS how I map without having districts points?

Actually, the data is satellite data from NASA Giovanni and when I was obaining the data I gave location values in the form of latitude and longitude for the whole area of each district not one...

01 December 2020 8,005 2 View