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To cluster half a million mix type observations, which algorithm will be best fit? PAM CLARA CLARANS
02 July 2022 8,390 2 View
Good afternoon, I would like to meassure the distance of some grooves in a metal surface, which were created due to a laser cutting process. The laser cutting direction was horizontally. The...
25 June 2022 4,626 0 View
Cloud computing facility for DFT calculations
13 June 2022 7,487 1 View
The equation, i = v^b, helps to determine capacitive and diffusion-control contributions. The capacitive effects as pseudocapacitance and non-faradaic currents are characterised by b-value = 1....
16 April 2022 8,676 0 View
Computing a distribution in R
17 January 2022 3,526 0 View
Hi folks - I am buying a nanodrop (or equivalent) for our lab, and Polygen has a version which is less than half price than other instruments on the market. It is the EzDrop 1000. Do any of you...
14 December 2021 2,736 3 View
My moderator is Social Capital. A questionnaire (5 points Likert scale) of 16 questions is used to measure it. (IV = entrepreneurial intentions, DV= entrepreneurial behaviour, M= Social...
07 December 2021 8,783 3 View
I would like to use this software to compute the sediment yield at watershed scale.
06 December 2021 8,749 1 View
I'm very skeptical about Quantum computers. First because of the Law of conservation of difficulties. If Quantum computers can solve problems impossible for classical computers (which are...
05 December 2021 6,109 11 View
Let's say, I have Y as a dependent variable and X1 as the explanatory variable and I have an estimation result with a 0.23 p-value for X1. But if I add X2 and X3 why the p-value of X1 becomes 0.05...
05 December 2021 3,676 3 View
I want you to provide me with sites for a computer codes to calculate the sections of fast neutrons around 14 MeV
01 December 2021 5,958 1 View
Hi everyone, I am using DigSilent PowerFactory software for a project. The grid is shown in the picture below. My question is considering the DC link shown in the circled part of the grid. When I...
15 November 2021 2,558 3 View
The Nelson-Aalen estimator of the transition matrix P(s,t) estimates the transition probability in the time interval [s,t] from any state s1 to any other state s2. Is it possible to estimate the...
14 November 2021 6,693 5 View
Dear RG users, You know that field works are essential in geological surveys. I'm wondering if you have any ideas of an app (android) that can cover field investigation from preparation (input of...
05 October 2021 5,163 18 View
Hello, I need some help in figuring out the best way to analyse a set of data for my research project. The project that aims to investigate consistency of distance travelled in repeat missing...
28 September 2021 4,836 6 View
Here is my script. Thank you all # Argon Surface tension units real atom_style atomic lattice fcc 5.26 boundary p p p region box1 block -3.0 3.0 -3.5 3.0 -10 10 region box2 block -2.5 2.5...
21 September 2021 9,427 1 View
Regarding the highlighted part of the photo below, is the blank really the one with no catechin? How can it be so since catechin standard is added to all the test tubes (except for the 0mL...
21 September 2021 7,222 3 View
I am trying to select microsatellite markers from the database for assessing genetic diversity and DNA fingerprinting for germplasm. The database has consisted of Di-, Tri-, Tetra-, Penta- and...
04 September 2021 1,344 4 View
I am running different tests (t-tests, correlation, anova) and therefore have computed different power analyses. Should I report all of these, or only the test which needs the most participants to...
02 September 2021 8,879 3 View
Query on how to do a rainfall trend analysis.
26 August 2021 7,813 3 View
Also known as the degeneracy valley parameter (Nv) and defined as the number of distinct Fermi surfaces at the Fermi level, is directly related to the thermoelectric performance of a material....
22 August 2021 2,263 3 View
Is there reason to believe that data, available or possible, from eye tracking is far greater than what is utilized? YES ! : Computer scientists tell us that ANY similar or exact patterning of...
07 August 2021 4,731 17 View
I am computing incidence based richness estimators together with their standard error using began package in R . Now I want to evaluate the richness estimators using bias, precision and accuracy.
29 July 2021 9,457 1 View
Seismic design takes advantage of larger damping owing to structure ductility to reduce the design load by R factor (of 3 to 8 value). Apparently, both seismic and wind governing loads are derived...
28 July 2021 3,371 7 View