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Questions related from Shrish Bajpai
I need to develop 3D bandlet transform for the hyperspectral image compression. I need to know how to develop the same @ matlab.
11 November 2018 7,202 0 View
What is superpixel in hyperspectral images & also it's use in HSI compression or classification?
07 July 2018 307 0 View
How to open aviris_sc0.cal file in Matlab as HSI image?
06 June 2018 990 3 View
I have 3D data of size 1024 *680*224. I want to do the padding with zero at the last and want to make the 3D matrix 1024*1024*1024 through matlab 2016
05 May 2018 6,304 0 View
From Where I should get the standard images of hyper spectral image compression? I want to know from where i can download he following images (free) 1. MODIS MOD 2. Landsat mountain 3. CRISM 4....
05 May 2018 1,825 1 View
Which is the best 3D transform for the hyper spectral image compression? I also want the reason for using for image compression.
04 April 2018 2,814 0 View
I have 3D data matrix & I need to perform the 3-D curvelet transform & its associated inverse transform on Matlab. Anybody has code of that in Matlab can share with me.
02 February 2018 6,311 0 View
What is super pixel in HSI?
12 December 2017 433 0 View
Size of raw image (aviris_sc0) is (155975680 *1) & it is array. Raw data is converted to matlab array through the given matlab code. fid = fopen('aviris_sc0.raw') ; rawdata = fread(fid, inf,...
11 November 2017 9,177 0 View
What is difference between Biomedical Engineering & Medical Engineering?
10 October 2017 3,703 0 View
Mat files of Pavia, Indian Pines and other (http://www.ehu.eus/ccwintco/index.php?title=Hyperspectral_Remote_Sensing_Scenes) can be use in the reserach problems of hypersppectral image for...
10 October 2017 4,865 0 View
Multi Level 3D wavelet transform has been performed by function "wavedec" through the command wdec = wavedec3(X,2,'db1','mode','per'); . Is there any function to perform inverse operation or any...
10 October 2017 2,587 3 View
what is difference between lossless and near lossless image compression?
07 July 2017 5,130 0 View
Are there any free hyperspectral image datasets available of image compression?
07 July 2017 8,557 3 View
I want to generate the test & train data samples from the hyperspectral image of indian pines & pavia university. I also want to know a single pixel have multiple values due to bands....
06 June 2017 498 2 View
I have a hyperspectral image cube (indian pine). of dimension 145*145*200 I need to generate by own training sample. A single pixel has 200 different values. Here I want to know how to take the...
04 April 2017 4,479 1 View
I am using Indian Pines dataset available in the given weblink (mat file & ground truth file). Here there are 16 different classes (features) with number of samples. My first question is that...
09 September 2016 9,414 5 View
What is the relationship between covariance and feature extraction?
08 August 2016 5,332 0 View
What are the different statistical features in the hyperspectral images ? Take the example of pavia dataset.
08 August 2016 7,186 0 View
What is difference between feature extraction & feature detection in remote sensing hyperspecral images (Dataset).
06 June 2016 3,501 0 View
What is groundtruth & why it is needed in the hyperspectral imaging. I have a pavia dataset (matlab file) with it's assosiate ground truth file. What is role of this ground truth file.
05 May 2016 978 1 View
I have pavia dataset at the given web location. Here, class & samples are define. I want to know how to define these classes at what parameter in matlab.
04 April 2016 9,203 4 View
Which is best algorithm for feature extraction and feature selection for hyperspectral images (dataset) ?
04 April 2016 9,612 4 View
The AVIRIS 92AV3C data set (hyperspectral) is having 220 spectral re-flectance bands. Although it contains 16 labeled classes. Here i want to take 9 classes for reproduction of the paper. Can...
04 April 2016 4,725 0 View
Which type of features present in the hyper spectral images ? Such as texture etc in a image.
03 March 2016 3,766 1 View
Any one know of a survey paper on the feature extraction methods for remote sensing images ? I am working with the hyperspectral images. I need a survey paper for the same.
03 March 2016 4,568 3 View
I am working on Singular Spectrum Analysis. I had done the Embedding Step & Decomposition Step step. I stuck at Grouping Step. Here i want to know how to do the grouping. At what basis we...
03 March 2016 7,256 1 View
What is the difference between Finite Element Method, Finite Difference Method & Boundary Element Method ?
01 January 2016 8,504 5 View
I have Pavia dataset which is available as .mat file (Available @ web http://www.ehu.eus/ccwintco/index.php?title=Hyperspectral_Remote_Sensing_Scenes). Here i want to know how to generate the...
12 December 2015 1,035 1 View
I want to know which technical institution started (first) degree courses on electronics engineering in India?
11 November 2015 1,903 5 View
I have a array of 1X102.I want to genrate the hankel matrix from that through matlab. Can anybody guide me how to genrate the hankel matrix through matlab?
11 November 2015 4,995 5 View
I have downloaded Pavia dataset (MAT File) from "http://www.ehu.eus/ccwintco/index.php?title=Hyperspectral_Remote_Sensing_Scenes". It is mention number of classes. here with the samples. Here I...
11 November 2015 3,153 3 View
I have a array (1*102). I design the Hankel Matrix from that array having window size 10. The i did the Singular value decomposition (SVD) (Calculated U, V, Lamda). After that i am unable to do...
11 November 2015 3,840 0 View
I need to covert a remote sensing image into a dataset.
10 October 2015 751 4 View
I want to know what are the different neural methods for feature extraction ?
09 September 2015 3,378 2 View
I want to know how to extract features from a given image with matlab
04 April 2015 9,924 1 View
I do not know how to create a training set from images & learning through R or matlab.
03 March 2015 1,561 4 View
I have loaded the mat files of Pavia on Matlab but I am unable to go further. I tried imshow(Pavia) & imshow(pavia, []) but i am able to proceed. Please help me out.
03 March 2015 1,239 5 View
