How is correlation different from covariance ?

I need to implement a feature selection method for my dataset and I am asked to use feature selection based on covariance. Therefore I want to understand whether the feature correlation method...

28 May 2019 2,547 8 View

What is the significance of performance metrics used for evaluating the machine learning models?

Most of the study have used confusion metrics and performance measures like accuracy, recall, precision and f-score for presenting the results and comparing the machine learning methods. What is...

24 February 2019 5,329 3 View

Why we used inverse Fourier transform to get back the image?

why we need to bring back the image from frequency domain to spatial domain. please advice and share some related materials.

05 August 2018 1,934 4 View

Can counterstaining override DAB in Ki67?

To test for proliferative cells, I stained my tissue with Ki67- primary overnight and secondary 30min. This was followed by ABC 30min and DAB (1mL buffer + 1drop chromogen) for 30min. I...

27 July 2018 469 2 View

How to construct CNN Model for given description?

Hello Researchers, can anyone tell me how to generate CNN model for any data (expect image, because hat i have gone through till now, it has been done on the image data only), what should be in...

16 April 2018 4,005 3 View

How does adding buffer in path fixes the set up violation?

13 March 2015 1,438 3 View

Can someone suggest a protocol for HPLC with aqueous plant extract?

I would like to mention that i am using terminelia arjuna aq. extract and want to do HPLC using arjunolic acid as standard.

03 February 2015 3,615 3 View

How can I dock a protein with its cofactor using CLC Drug Discovery workbench so that I can find all the interactions individually in binding sites?

How can I dock a protein with its cofactor using CLC Drug Discovery workbench so that I can find all the interactions individually in binding sites?

26 December 2014 5,204 2 View

How do I Installing some packages in python?

Hello to all researchers, I'm facing a problem to install "scipy" package of python. I tried to install it with the cmd "pip install scipy" but it shows me an error as "failed building wheel for...

01 January 1970 7,007 5 View

Will a paper count as publication if it has appeared in a conference with no published proceedings?

My paper has been accepted to a conference, which does not have any proceedings. Will it be okay if I submit it to another conference (any ACL conference) which has conference proceedings? The...

01 January 1970 4,284 4 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

How Download/Extract citations of 1 given year ALL my publications in Google Scholar?

If you google this you find a lot of smart guys explaining you how to download 1 year of citations of 1 single paper of yours (or anyone else). I mean 1 year of ALL my papers. or ... ALL years or...

01 March 2021 1,121 9 View

Where can I find atmospheric measurement profiles (temperature, density, etc.) between 300-800 km altitude?

I am investigating thermospheric mass density profiles between 300-800 km altitude. I would like to compare the variability with other parameters, including temperature, electron content,...

01 March 2021 5,902 3 View

Any suggestions for a website that allows you to create questionnaires and gather unlimited data (Totally free)?

I have found only four of them; www.surveyplanet.com www.online-anket.gen.tr www.surveey.com and of course google forms. Expecting to see your suggestions if there is any. Thank you

28 February 2021 3,237 3 View

How to add missing citation?

Dear colleagues, I have found that many authors have a concern regarding their missing citation in RG because often citation in RG is lower than google scholars. I also missed some citation...

26 February 2021 928 6 View

Trouble with Charting with Google Earth Engine (Technical)?

Hello. I have a problem with the charting in google earth engine. I created an image collection by combining 5 image collections of five parameters and using ee.Join.inner ( ) and .apply ( )...

26 February 2021 7,084 2 View

Can anyone recommend which is the best free questionnaire software please?

Hello, I am looking to send out links to an online survey. My previous research project used a paid for survey software. I am now looking for something that's free but straight forward to...

19 February 2021 5,641 3 View

Is there any free software for behaviour analysis of zebrafish ?

I need to do novel tank test and light/dark test for zebrafish. So I need a tracking software for tracking in these tests. Is there any free softwares available for tracking of zebrafish ?

16 February 2021 1,541 1 View

PV system design. 3d modelling and Analysis?

I have been looking for a good cost-effective tool for 3D modelling a glass-glass solar module system. I was initially considering Skelion as a tool but it does not look very promising, a bit...

13 February 2021 8,126 1 View

How to compute the distance in km between two points inside the Earth?

Hello everyone. I am looking for a simple formula to compute the distance in Km between two points inside the Earth. I do not mean the usual problem between to cities (distance along the surface)...

02 February 2021 3,455 4 View