Am I doing the mixed ANOVA right wnen there is many missed values?

01 February 2021 4,695 7 View

How to take into account the high resolution of the x-ray difractometer?

At small angles or in case high collimation, the peaks become anisotropic and with a Lorentz addition. The resolution describes correctly only with adding Lorentz and anisatropy parameters. It...

26 January 2021 5,829 4 View

Meshing a point could and exporting it into an *obj file format?

Anyone, any idea which software will better handle a point cloud to ---> triangular mesh generation with an option to export it into the *obj format? Thanks

01 April 2020 8,459 3 View

How many errors are there in SciFinder and other CAS databases?

14 February 2020 3,016 3 View

I need a rewiew of thermodynamic calculations of my preprint - who can help ?

I have a preprint here: Energy from humid air: reinventing the tornado I need to find the thermodynamics specialist to make a review of the calculations. It is about 600 lines of VBA code in MS...

26 March 2019 8,789 2 View

What metrics are using to compare detection methods?

Hello! In my researches I work with face detection compare methods (on Viola-Jones example). But I still have not found face detection metrics survey (or something like), or object detection...

21 June 2018 4,874 9 View

Dear colleagues, are there any opinions about the modern concept and prospects of development of "Noogenesis"?

05 June 2018 2,310 10 View

Why our universe is nearly flat?

At present, the geometry of the universe is only slightly different from the Euclidean model. This imposes very strong limitations on the curvature of the universe in the early stages of its...

11 April 2018 981 16 View

Are there automatic force field generators/services comparable in quality to OPLS?

What do you think about SwissParam, MolMeccano, GAAMP?

03 September 2017 1,499 4 View

No title

I believe that this species of subfamilies Epilachninae from Africa (Uganda)

08 January 2017 8,811 10 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 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

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Can anyone help me with the administration of the "Mind the Gap" Scale for satisfaction with transition to adult care?

We are working on a study focused on adolescents' transition to adult care and are looking for a validated measure for satisfaction with the transition. So far the only measure that we have came...

28 February 2021 2,338 1 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What are the important topics in the field of Artificial Intelligence in Business world?

Dear All, I am doing my MS in Electronic Businesses. And I am interested in the AI field and its applications for businesses, its benefits, impacts, etc. What kind of scientific research dominate...

26 February 2021 8,816 6 View