How to use radar data to do rice productivity estimation?

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How to solve melting and solidification of PCM using ANSYS Fluent?

Dear colleagues; I modeled 3D melting and solidification of phase change material filled heat exchanger and generated a (as in the picture below). First, I enabled melting and solidification...

19 January 2021 1,126 4 View

What are the shape functions of rectangular Q4 and triangular CST element models in natural coordinate system with (s,t) that ANSYS APDL will be used?

What are the shape functions of CST triangular and Q4 rectangular element models in terms of natural coordinate system (N.C.S) with (s,t) not with (x,y) in software programs as ANSYS mechanical APDL?

13 January 2021 7,968 4 View

What's the best suitable area element type like 182,and 183 quadrilateral and triangle for analysis of 2D FE modeling results, beams in ANSYS APDL?

I want to analysis of 2D FE modelling beams cantilever/simple support in ANSYS, then compare it with exact solutions (elementary) such as deflection or stresses, however what element types (solid...

07 January 2021 8,744 1 View

What's the best appropriate area element type like 182,and 183 quadrilateral and triangle for FE modeling results,analysis of 2D beams in ANSYS APDL?

I'm trying to carry out analysis of 2D FE modelling beams cantilever/simple support, then comparing it with exact solutions (elementary) such as deflection or stresses, but what element types...

06 January 2021 1,038 3 View

Why does bending stress(Sx) in ANSYS APDL direct below of point load FE 2D modelling simply supported point load higher than exact solution in value?

Why does normal bending stress/flexural stress value (Sx) just direct below a concentrated load of simply supported beam which is compression stress higher than the hand calculation Exact solution...

03 January 2021 8,462 3 View

Why does shear stress (Sxy) result in ANSYS APDL area element type solid 182 or 183 quadrilateral or triangle will be efferent in a cantilever beam?

Why does shear stress (Sxy) result in ANSYS APDL area element type solid 182 or 183 quadrilateral or triangle will be different in a cantilever beam with point load at fixed end or uniform load at...

31 December 2020 9,359 3 View

How to show effects of baffles on fluid flow?

Hello All I'm working on baffles inside a circular pipe, the problem that I'm facing is when I draw contour or streamlines, I have not found any effects for the baffles on fluid flow where fluid...

23 October 2020 2,002 3 View

How to select best Probability Distribution Function (PDF) for time series of extreme value data sets based on multiple Goodness of Fit (GOF) tests?

I have prepared an analysis of time series extreme values data sets (9 sets for different storm durations) by using three PDFs i.e. General Extreme Value (GEV), LogPearson III (LP III), and Gumbel...

11 October 2020 3,331 2 View

Can oligo hexamer primer produce sequencing error?

Hello everyone I conducted sequencing prosedure for RNA genome segment (about 700nt) , for this reason I employed the random hexamer primer for cDNA synthesis . after sequencing (by sanger...

16 August 2020 3,994 3 View

How do I know which type of mesh and its method is suitable for my geometry in ANSYS? How do I choose the right mesh?

If I wanna work on geometry and wanted to create a mesh for it, how can I be sure that my mesh I choose it is the best to give the right results

21 January 2020 6,095 4 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

Gabriel Vasile

Try to use P0LSAR / POLINSAR data. Maybe link it with the soil moisture estimation.

Hayder Dibs

Thanks a lot Gabriel, I am wonder if you have any article regarding to this issue

regards

No, but I can recommend some works on wetlands by Ridha Touzi (try google it).

Thanks a lot Gabrie

Stefan Auer

Have a look to the work presented here: http://ieeexplore.ieee.org/document/6868225/