Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

Does anyone know, can i do cryosectioning of whole aorta after oil red O staining and use the cryosection parts for further analysis?

I would like to quantify the lesions on aorta. I want to take image of atherosclerotic plaques formation in aorta by using O red Oil Solution. After the staining, what will be the storage...

16 February 2021 5,876 2 View

How to determine the dominant orientation of collagen fibers.?

what is the best method to determine the dominant orientation of collagen fibers? i preformed FFT and shited the frequencies , what should be my next step ?

24 December 2020 3,360 3 View

What is the best solution for counter electrode for perovskite solar cells at room conditions?

I'm investigating transparent counter electrode for FTO/PEDOT:PSS/MAPI3/PCBM layered perovskite solar cell. In my research lab, currently i have a glove box with N2 gas as a carrier. I'm goning...

21 December 2020 6,504 3 View

What is the best Machine learning method to extract collagen bundles features ?

what is the best machine learning method , to segment and extract the length , angle and the size of collagen bundles pictures obtained from the human cornea?

07 December 2020 336 6 View

My status has changed from "Awaiting Reviewer Score" to Awaiting AE Decision". Could the Associate Editor reject the manuscript at this stage?

Otherwise what this status means. If the Editor has received the comments from reviewer then why he is not sending it to Authors. As 10 days already spent till the status changed.??

18 November 2020 6,252 4 View

How to adapt a mature Questionnaire?

I am looking forward to seek some help regarding adaptation of mature questionnaires. I am new to quantitative studies and wants to use some demographic in my questionnaire, is it necessary to add...

08 November 2020 7,146 5 View

Is there a way to isolate nuclei without purifying cytoplasmic protein aggregates?

Hello, I am trying to isolate nuclei from HEK293T cells expressing a protein that aggregates in the cytoplasm, however when I run my samples in western blot the cytoplasmic protein is strongly...

02 November 2020 9,541 3 View

How can i fill zinc oxide or titanium oxide into etched pattern on glass substrate?

Hi! I need zinc oxide or titanium oxide to be filled into etched area on glass sbstrate. Etched are is being photolithography processed and being dry etched. Material must not present around the...

25 October 2020 152 7 View

How to get the most out of your qPCR data?

23 October 2020 7,537 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 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

Does anyone have kinetic and kinematic dataset for gait classification?

I want to differentiate between normal and abnormal movement. For this reason, I am looking forward to this type of dataset.

01 March 2021 9,485 1 View

RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

Where can I find public datasets with Covid-19 patient information?

Hi, I'm looking for public datasets that have CT, X-ray information, or medical records for patients with Covid-19. Does anyone have suggestions?

28 February 2021 4,760 3 View

I need dataset for recommandation system?

Hi every body I need to collect datasets from different source to work on recommendation system algorithms, could you advise me how collect data?

27 February 2021 7,063 7 View

How to evaluate unsupervised clustering metrics when some elements do not have a cluster label in the result?

I run algorithms like HDBSCAN and MeanShift, and compare them with K-means and GaussianMixture. The first two algorithms do not return cluster labels for some elements in the dataset. My question...

27 February 2021 428 3 View

How to download dataset?

I have to download dataset from software infrastructure repository (SIR) and I have created account on repository but I am not able to download plz guide.

25 February 2021 3,840 2 View