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

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

What are the factors to be considered while performing Molecular docking analysis ? what should be mentioed in result interpretation part ?

factors / parameters for molecular docking result interpretation

01 August 2017 1,618 2 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 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

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

How to find the mode of classified ocean colour images?

Hello, I have classified 10 S3 OLCI images from the same area (althouth not the same size and/or quadrant) and I would like to do a final image using the mode of the pixel of these 10 images. I...

01 March 2021 9,874 3 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View