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

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

What is Lode angle and how it helps in understanding the relation when compared in a 3D contour plot alongside Stress Triaxiality and Fracture Strain?

I came across this interesting 3D contour when trying to understand the Lode angle, Stress Triaxiality and Fracture strain. Can someone help me to see what is lode angle in this context and hoe is...

11 April 2018 4,734 1 View

How to extract features from different layers of GoogLeNet in Matlab?

Commonly we extract features using: net = googlenet() %Extract features featureLayer = 'pool5-drop_7x7_s1'; #the last layer before softmax How to extract features from a different layer earlier in...

29 November 2017 3,753 4 View

What are the factors to be considered while performing Homology modeling of a protein ? also suggest some best tools for above ?

23 September 2017 8,567 7 View

Useful architecture for bioinformatics?

Hi Dear researchers In ensemble-based architectural design Which algorithms are more useful for classification? What is the difference between parallel and ensemble architecture? Thanks I am...

08 February 2021 2,727 5 View

How to Remove different version of atom from pdb Crystal Structure for Docking Preparation?

I am new to Docking and MD, and currently try to catch on it. I try one of the webserver for docking, but unfortunately not working. it says " Your PDB contains multiple forms of the same residue...

08 February 2021 7,426 3 View

Mixed ANOVA independent variables understanding in SPSS?

I have an experiment where 10 groups of 3 judges are asked to evaluate a list of pictures in 2 evaluation conditions. The pictures were made in 2 between-subjects conditions (A,B) and each group...

20 December 2020 7,697 3 View

How to calculate transvers current correlation function (MD)?

12 October 2020 4,424 1 View

Image Quality Enhancement: Are results from a User Study enough to assess the "visual" quality of a method ?

My work focuses on image quality enhancement where qualitative comparisons (for ex using PSNR and SSIM distortion metrics) are not possible, although the majority of reviewers request it ... So I...

07 October 2020 6,516 6 View

Simulation time and Ensemble class for MD Simulation in Desmond ?

Hello All, I am working on MD simulation study using DESMOND for a protein-ligand complex (size of my protein is around 500 a.a). Can anyone please tell me on what basis I need to set the...

08 September 2020 8,529 2 View

What is the role of electoral politics in Hannah Arendt's conceptualization of the masses?

In Arendt, masses are distressed due to traumatic events, economic hardships imposed upon them, or political crises, systemically marginalized and pushed out of the boundaries of the political...

20 August 2020 5,099 7 View

Can anyone give me a guide regarding vcf files?

I have a VCF file with SNPs using the IGV program, when uploading the file some SNPs that are observed in a particular gene in IGV, when verifying it in GDV or Ensembl do not match

10 August 2020 699 3 View

What are the best CNN feature visualization techniques?

What are the best techniques for geospatial datasets? Also, are there some techniques that are better suited for stacking of models than using a single model.?

03 August 2020 9,878 9 View

How to implement an ensemble of SVM and ANN for multiclass data in Matlab?

Is there any simple code to perform the training of ensemble classifier of SVM and ANN on a set of data (available in Matlab like wine, fisheriris, etc... ) Thanks

30 July 2020 3,209 5 View