In multi-label classification, why the sample-based performance evaluation metrics are usually lower than the label-based performance metrics?

Hi all, I am doing a multi-label classification using machine learning algorithms. In order to evaluate the performance of the multi-label classification, I am using label-based and sample-based...

13 January 2021 7,590 3 View

In multi-label classification, how do we find the P values and confidence interval for the performance evaluation metrics?

Hi all, I want to report the P values and confidence intervals for AUC values for two different multi-label classifiers. I got the following article, which is applicable for a binary...

10 January 2021 2,217 3 View

What are the approaches of improving SNR of spaceborne Hyperspectral instrument for Earth observation or Planetary science missions?

Spaceborne Hyperspectral observation (i.e. hyperspectral remote sensing in uv-visible-infrared spectral range) of Earth and for Planetary science, plays a very important role in improving...

27 December 2020 453 2 View

How to extract and store elemantal strain results data of a FEA using ansys in a text file for postprocessing?

I am doing a bone remodeling simulation using ANSYS. i need to extract elemental strain results and store in a text file for further processing. There is no option using *GET and *VGET command...

15 November 2020 2,731 2 View

How can I obtain Nodal Forces at selected nodes/elements for all time steps in a transient analysis in ANSYS?

I am working on a transient structural analysis in Ansys Mechanical. I want to export the Nodal reaction force vectors for selected nodes of a part at all the time steps. Basically, I need a force...

18 October 2020 9,789 3 View

Can we use gravity to travel one place to other ?

Just dig a deep hole perpendicular to the surface of earth. Later when we would be near core then may be repulsive forces of core may help us to move straight forward and come out to other part of...

12 March 2019 6,222 3 View

For contact stress analysis in gears, which stress in ANSYS represents contact stress, whether to use Von mises stress or contact pressure?

In ANSYS we get different stresses for gears under contact. So which stress should be used to compare with Hertzian contact stress.

10 March 2019 6,032 5 View

Which algorithm is used by commercial FEA solvers for Topology Optimization?

These commercial FEA solvers do Topology Optimization after FEM Simulation but on what basis they remove elements from the model.

02 January 2019 497 11 View

How cohesion parameter COHE effects the frictional stress in ansys for coulomb frictional module?

The frictional stress for coulomb frictional model is defined as sum of cohesion parameter and mu*contact pressure.

28 October 2018 2,535 2 View

How to get rid of contact chattering in ansys mapdl?

My simulation is not converging because of contact chattering value which i found is 1. I am using augmented Lagrangian method with FKN-1, PINB- 0.1, FKT-1, FTOLN- 1, RESULTING PENETRATION...

13 September 2018 8,088 1 View

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02 March 2021 3,060 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

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28 February 2021 9,936 2 View

When is it unnecessary to change organisational culture?

As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...

27 February 2021 2,595 8 View

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View