How to choose the best segmentation model using the area under the precision recall curve, IOU and Dice metrics?

I am using several U-Net variants for a medical image segmentation task. I get the following values for the performance measures including Dice, IOU, Area under receiver-operating characteristic...

27 December 2020 7,273 3 View

How to perform pixel-level mappings between different views of chest x rays?

I have a frontal and lateral chest x ray projection for a given patient as shown in the attached figures. I am thinking about performing pixel-level mappings across these views. What are the steps...

26 October 2020 7,309 3 View

Synthesis of black TiO2 powder by vacuum calcination?

I have synthesized TiO2 powder through sol gel method. I tried to do calcination of this white TiO2 powder under vacuum at 500 deg C. No change in colour was observed. Is this normal? because I...

20 August 2020 5,425 4 View

Do we have better image synthesis methods other than GANs to synthesize medical images?

We have seen researchers using various types of GANs to synthesize medical data. However, it is hard to train the GANs and also the synthesized images are no good compared to the actual since...

20 July 2020 6,963 4 View

What are the major problems and challenges in social science research?

What are the major problems and challenges in social science research and let us proposed comprehensive solution accordingly. The considerable known challenges are development of...

27 September 2019 1,757 13 View

How Research gate enhance our academic excellence?

Although, Research gate is a social networking site for scientists, social scientists and researchers to share papers, ask and answer questions, and find collaborators. But how it exactly enhances...

05 September 2019 8,889 30 View

I am preparing black TiO2 by sol gel method. How to obtain very fine particles after calcination by sol gel method?

Hello everyone, I am actually carrying out my research in the synthesis of Black TiO2 by sol gel method. Took TTIP in Diethylene Glycol as precursor and later did hydrolysis leading to formation...

10 March 2019 1,559 4 View

Are the nanoparticles formed by sol gel method indeed in the nano size range?

I am trying to make black TiO2 by sol gel method. In this I am taking a titanium precursor (TTIP) solution in diethylene glycol followed by its hydrolysis and condensation to form a gel. Drying...

27 February 2019 6,172 5 View

What quantitative measures to use to explain variance across datasets?

I have observed that the performance of a machine learning model trained on a larger dataset is not as convincing as the one trained on a smaller (different) dataset. What quantitative measures I...

16 February 2019 9,398 4 View

How to coated graphitic carbon nitride in stainless steel meshes?

which method are easily

17 September 2018 1,398 3 View

Which vial septa the right one to be used for HPLC?

This is the unanswered question stored very long in my mind and till now I could not find a right answer. Google search educated me that the red surface is the PTFE material compatible to wider...

21 February 2021 546 3 View

I have faced a problem to amplify VP2 gene of porcine parvovirus 1,2,3 and 5? Please suggest me how can i solve this problem?

Till now i haven't got any PCR amplified vp2 gene bands on specific annealing temperature and in step up PCR.

08 February 2021 819 4 View

How to resolve a corrupted .odb file?

Hello. I run my Abaqus simulation in the supercomputer and once it's done, I copied the result (odb file) into my local computer using winSCP. But I faced a problem to read that file (see...

08 February 2021 6,198 3 View

How to compile UDF for parallel processing ?

I am trying to use a UDF for velocity input in the room from a fan. I have created a UDF but when I am trying to load the UDF it shows an error stating that it is not compiled for parallel...

03 February 2021 2,187 3 View

Anyone knows about how to stop pH getting acidic after 7 days formulating the formulation?

i am trying to formulating one formulation but the problem i am facing is after formulating and adjusting it's pH, when i try to check pH after 7 days it is getting down towards the acidic side....

02 February 2021 9,343 3 View

How to analyse multiple Likert scales?

Hello everyone! I've encountered a problem when trying to figure out the methodology of my dissertation. The study has multiple variables and will be, in general, rather complicated, but my only...

02 February 2021 2,086 3 View

How seniors face covid 19 without fear?

Seniors in the world with diabetics and hypertension and heart diseases are millions ,and they are facing covid.therefore we should give them advices and precausions to face covid 19,this...

26 January 2021 8,349 4 View

What is the largest disadvantage in using of face masks at present? What would you like to be improved?

We all use face masks many hours a day. I wonder what are your items you like to be improved. We have the opportunity to write an application for support to a sponsor. Your answers will help us a...

18 January 2021 1,311 4 View

Will it be ethically appropriate to demand increased patient responsibility for own health?

The health care system is facing challenges when more individuals are not taking responsibility over their own health care decisions and actions. This is evident in narratives where patient...

16 January 2021 7,760 13 View

Why does the DNA's elution decrease after centrifuging with spin column?

02 January 2021 987 4 View