How to test the equality of two proportions with multiple samplings?

02 February 2021 9,574 5 View

How to compute pressure drop on liquid ammonia line?

I have to analyze an existing ammonia line to estimate the pressure drop in it. The line is designed to transport liquid ammonia. I can compute the pressure drop with standard friction factor...

21 November 2020 5,494 3 View

Problem executing MrBayes. Help?

Hi, I'm trying to run MrBayes 3.2.7 with a matrix of 37 species and 20561 nucleotides. I consistently receive the following error: MrBayes > Execute...

18 November 2020 3,867 3 View

How can you order the clasification in CORINE legends, from a year to another, in type of vegetation?

For example, CORINE clasificate a zone of pasture one year, but in the next temporal clasification give crop of dry cereals, and preview clasification don't find. How can I order then?

20 October 2020 3,913 1 View

Does the molecular weight of PVP matter in CTAB buffer for DNA and RNA extraction?

I am preparing CTAB buffer and I read that addition of PVP (Polyvinylpyrrolidone) helps to remove phenolic compounds. Most of the times in protocols there is no additional information about...

05 September 2020 7,488 4 View

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Online data repositories are useful tools that ensure the reproducibility and repeatability of scientific investigations. For the sake of facilitating collaboration between researchers in the...

31 August 2020 4,826 3 View

best practices to check linear regression assumptions?

Hi everyone! I'm conducting a linear regression and I need to check the model assumptions. I wanted to ask what are the current best practices, and of you could provide a referente. Furthermore: I...

25 April 2020 7,888 17 View

Can the origin of the cognitive constructs that characterize us be produced by the coevolution of innate human cognitive capacities?

We know that the cognitive capacities that most characterize us are theoretically constructs, that is, non-observational concepts that do not have a concrete existence similar to the physical...

19 March 2020 2,427 3 View

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In general, football is a sport deportation that moves to a large market and related businesses, as well as dealing with public limited companies in football teams also with commercial societies...

23 January 2020 2,340 1 View

Unusual annealing temperature of primers in rt-PCR??

Hi everyone, It may not be a problem really but...I was very surprised because although in manuals and from my experience, I know that the Ta can differ up to 5 degrees or more from the Tm of the...

19 November 2019 8,770 3 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

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Image Processing and classification using keras/Tensorflow?

Do you have some recommendations approaches on Image processing and classification of plant diseases using TensorFlow/Keras?

02 March 2021 1,493 4 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 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

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View