How to remove the envelope from a spectra?

Here attaching the spectra of raw image samples of white reference (spectralon) and monazite and reflectance spectra of asd and hyperspectral imaging device along with continuum removed spectra....

08 September 2018 3,392 3 View

How to normalize reflectance spectra obtained using two different sensors?

Hi, I have reflectance spectrum of an object obtained using spectroradiometer in sunlight. I have obtained hyperspectral reflectance image of the same object using a hyperspec camera at the same...

07 August 2018 5,539 2 View

What are the features of a spectra?

Hi all, I have 1000 spectra of different geological materials. These spectra contain reflectance value for each 1nm ranging from 350nm to 2500nm. I want to train my neural network with these data...

03 April 2018 3,595 5 View

How to convert utc microseconds to (Date-Time-Microseconds)?

Hi, I have a drone log data giving me utc in microseconds(1524726996200110). I need to convert this to date-time-microseconds. Please tell me how to do that? I have tried it in excel using...

03 April 2018 5,130 2 View

Can anyone refer any opensource software tools available for handling drone based headwall hyperspectral images?

I am looking for an opensource software tool to handle hyperspectral images acquired using drones by headwall camera. Otherwise suggest me how to go about pre-processing the raw data using...

10 November 2017 9,695 2 View

How to connect FLIR VUE Pro with Phantom 3 Professional?

I want to connect and control FLIR Vue Pro camera along with phantom3 visible camera in a single flight using Phantom 3 Professional. Is it possible with minor alterations in the settings in the...

10 November 2017 8,952 0 View

Why do we do bundle block adjustment in DSM/DTM/DEM generation using UAVs?

While trying to generate DSM using UAV acquired data, I am confused with step by step processes that are carried out. I believe, it all starts with extracting keypoints/tiepoints, then we get...

09 October 2017 7,165 6 View

FLIR Vue Pro - How do we extract temperature from TIFF 16 bit data (raw data)?

08 September 2016 2,918 13 View

Integer Linear Programming?

Hi, I have a 20 X 20 matrix(T)(1's and 0's only).Column vector(X) of length 20(1's and 0's only).Optimize to minimize the sum(X). Constraint being T.X >= b, where b is a column vector of length...

31 December 2014 6,373 3 View

How do I use GIS for finding the optimum number of PMUs and its locations?

I am interested to find optimum number of PMUs and its locations for South India Power Grid Network of 208 buses using GIS. Please help me to start with and let me know whether it is possible?

09 October 2014 680 2 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View