How we can deeply promote the provision and sharing of free souces of remote sensing imagery and data to help our planet sustainability?

First of all, many thanks to the providers of free sources of remote sensing imagery and data such as Landsat and sentinel imagery. Yes this data can be used for commerical applications, but their...

05 June 2018 3,926 7 View

Is it safe to say that the Support Vector Machines and the Kernels will replace the Neural Networks in supervised learning?

As is well known the main concern of the support vector machines (SVM) is to provide the maximum margin between different patterns; and when coupled with the kernels trick or modeling it will...

02 March 2018 731 8 View

What is the accuracy of Free-Stationing in Leica 1205 Total Sation?

I'm curious about the accuracy of the Free-Stationing function in Leica-1205 Total Station. I made a simple experiment by comparing the results from free stationing with their counterparts that...

05 June 2016 1,987 8 View

In terms of measurement: Could we make the following generic definition of Photogrammetry: "What You See What You Measure": WYS-WYM?

In terms of measurement: Could we make the following generic definition of Photogrammetry: "What You See What You Measure": WYS-WYM?

05 June 2016 3,906 0 View

What is the best method to fight the mesquite's trees?

As is well known, there are many places in Sudan that are covered with mesquite trees and they have undesirable effects such as depleting the groundwater storage. On the other hand they have some...

01 February 2016 7,804 3 View

In camera calibration, why can we not recover the coordinates of the principal point from a set of parallel images to the calibration object?

04 May 2015 3,268 1 View

Is any one awrae of low cost hyper-spectral sensor that can be used agricultural applications?

Is any one awrae of low cost hyper-spectral sensor that can be used agricultural applications?

04 May 2015 9,696 0 View

What is the deep connection between spatial resolution and positional accuracy in remote sensing images?

What is the deep connection between spatial resolution and positional accuracy in remote sensing images?

04 May 2015 8,851 0 View

Does the distance between art and science is getting closer?

In areas such as decision making, we can distinguish between art and science in terms of the mechanism that we use for decision. In other words is it a calculated decision or something else?

03 April 2015 690 2 View

Does the global geoid surface undulation could be used to guide the improvement of the local geoid?

Differences between the global geoid such as EGM2008 and the local geometrical geoid could reach more that 70 cm (here in Khartoum-Sudan). Now the question could we use the global geoid to guide...

03 April 2015 1,356 4 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

Is there a recitation score bank system for fair evaluation and assessment of student recitation?

In actual and virtual class, even if there is rubric for recitation, students may still fail to receive fair grades or scores. Others are active in recitation and others are not or others may fail...

26 February 2021 8,387 3 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View

Does anyone ever solved this following Matlab error : "Error using imaqdevice/start (line 95) pointgrey: Failed to stop the camera acquisition." ?

I use Matlab 2014b to capture some images with a PointGrey camera connected with USB3 port. I initialize the camera in a function which basically execute these followed lines : vid =...

22 February 2021 6,386 1 View

Which programs are to be used to register 2D image onto a 3D image data set?

I am trying to register a light micrograph onto a 3D CT data set, as I want to extract the corresponding image from the CT data set. Is there any software or program can do this accurately? I am...

21 February 2021 8,220 3 View

What is the better software for approximation of 3D surface with equations?

I have a massive of x, y, z coordinates of 2D surface in 3D space, which builded in Ansys HFSS or AutoCAD. How can I get the analitical aproximation of this surface by formulas?

21 February 2021 3,444 7 View

How can I obtain Reaction Forces in ABAQUS?

I am trying to simulate a simplified version of a beam resting on 10 points using Abaqus. The solutions I want to obtain are the Reaction Forces in each resting point or area when applying a...

21 February 2021 3,075 2 View

How to convert 2D stack images to 3D to obtain surface area of nucleus?

I have 15 slices of the nucleus at different z-heights from confocal imaging. I would like to use these slices to reconstruct the 3D nucleus and ultimately estimate the surface area of the...

20 February 2021 6,967 1 View

How to get the vector of a specific vibration mode in phonon dispersion?

For example, I have this phonon dispersion(Fig. 1), and now I would like get vector of atoms which describes TA1 in P. I know v_sim can show vibrational animation of specific mode, but I do not...

20 February 2021 4,332 4 View