Community Profile # Meghraj Kc

Last seen: 2 months ago Active since 2021

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Question

How can I do scatter density plot inmatlab?
I have two variables such as Blue_ELM and Blue_USGS each of size of 779963x1, I want to do the scatter density plot so that I ca...

4 months ago | 2 answers | 0

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How can I generate the Radom number between two set of floating point number?
You have multiplied with 0.18, Is this because of 9%? If it is 7% then, we need to multiply by 0.14?

5 months ago | 0

Question

How can I generate the Radom number between two set of floating point number?
I have number such that Gain = 0.0000250002787160545; Bias =-0.124315307973192; Now, I want to generate the 160 number of ga...

5 months ago | 2 answers | 0

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Question

I have an satellite image and I want to extract the information from ROI of image?
I have an satellite image and I want to extract the information from the red portion of the image. How can I obtain the informat...

5 months ago | 1 answer | 0

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Question

Why I am getting Ladder like structure while doing scatter plot?
First Image is the scatter plot between two variable. It shows the one to one aggrement between two variables. But When I zoo...

7 months ago | 0 answers | 0

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Question

How can I down-sample the large matrix size in constant period of times?
I have the matrix size of 1302236x1. Now I want to read this matrix size after 30 interval each. For example if I read row 1 ...

7 months ago | 1 answer | 0

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Question

How to save 7 different large matrix for 165 dates (for Landsat 8 bands) in one variable?
In this code I want to save the value of "(RMUL1)*(single(A1))+(RADD1)" in the Surface_Reflectance1 variable. The size of A1 is...

8 months ago | 0 answers | 0

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Question

How to save 7 different large matrix (for Landsat 7 bands) in one variable?
In this MATLAB code i want to save the surface reflectance for all the bands i.e., 7 bands in surface_Reflectance1 variable. The...

8 months ago | 1 answer | 0

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Question

What is difference between fit and fitlm function in MATLAB?
I am trying to fit the data between two variable i.e., x and y. For fitting the data I am using fit and fitlm function.Upto the ...

12 months ago | 1 answer | 0

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Question

How can I plot my reflectance data according the "day of year"?
I have the reflectance data from 2013 (January- Decemeber) to 2022 (January- Decemeber). I want to plot my reflectance data on t...

12 months ago | 2 answers | 0

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Question

Why I am getting Same p-value, h and stats while using Wilcoxon Rank test for 7 different data set?
I am trying to find the significant realtion between the az_solar and Mean_Surface_REF of seven different bands using Wilcoxon r...

12 months ago | 2 answers | 0

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Question

How can I first create the mask and apply to the image obtained from the AVIRIS sensor?
I have the .TIFF file image which is 2500 band image. I want to read the image but it is impossible to read such large image. I ...

1 year ago | 0 answers | 0

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Question

I want to concatenate two matrix of size 1x122 and 1x128, but I am getting error of "Dimensions of arrays being concatenated are not consistent" , how can I solve the issue ?
I have the two file Deciyear and DeciYear1 each having different matrix i.e., 1x122 and 1x128 , how can I concatenate this?

1 year ago | 1 answer | 0

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Question

How can I read the img file to extract the information of radiance from that file?
I have the file name "f110515t01p00r06rdn_c_sc01_ort_img" which is the image file and can be opened in the ENVI software. I wan...

1 year ago | 0 answers | 0

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Question

I have the hyperspectral radiance value, How can I convert the radiance value into reflectance?
I have the hyperspectral radiance value from the "AVIRIS" sensor with respective wavelengths , How can I change it to the reflec...

1 year ago | 1 answer | 0

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Question

What technique should I use to develop the model so that I can predict the response of Landsat data out of range?
If I have the time series data of Landsat from 2013 to 2022, what method should I use so that I can predict the response of land...

1 year ago | 0 answers | 0

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Question

Which interpolation technique should I use for time series analysis of Landsat data?
I have Landsat data from 2013 to 2022, I want to develop the model so that I can predict the response of Landsat data in Unknown...

1 year ago | 1 answer | 0

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Question

How can I develop the model that can predict past and future data from my time series data?
I have a time series data from 2013 to 2022, I want the develop that model that can give the value beyond this range.

1 year ago | 1 answer | 0

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Question

If I have day month and Year in Xaxis, How can apply limit to the Xaxis?
I want to Plot the data for every month and year, so How can i apply the xlimit?

1 year ago | 1 answer | 0

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Question

Can I get code for detecting the obstacle using Markov Random Field?
I am currently working on the project for the obstacle detection in autonomous vehicle using Markov Random field, so How can I g...

1 year ago | 1 answer | 0