How can i use the function gtwr of GWmodel in R for Geographically and Temporally Weighted Regression?

i can't find any gtwr function example and my code gives error always. can anyone share an example running code or a link? i came across only definition of functions or theoritical studies but the...

14 March 2020 8,402 3 View

How can I remove dried/burnt grease from stainless steel?

There are some dirts on the inlets and outlets of our mass flow-meters. I guess they are burnt or dried grease. They had sticked on the materials and I try to clean them for clear gas flow. Do you...

01 November 2019 3,342 5 View

The Analytic solution to 2nd order nonlinear Differential Equation. Would Runge Kutta 4th Order work?

Hello; I have this 2 nonlinear 2nd order differential equations. ode = (diff(y,t))^2 == (V^2)/(A-B*cos(y)); ( in matlab format) IC:y(0)=0 ode = (diff(g,t))^2 == (V-(t-X))^2/(A-B*cos(g)); ( in...

16 August 2019 6,139 7 View

Which free simulation software can I use for modelling the railway freight capacity for a single track primitive railway route?

I would like to determine to calculate the railway capacity for shuttle train movements.

26 December 2018 3,701 3 View

DNA extraction in Euphorbia milii?

The samples we have are from leaves but dried completely at dark and in closed room. We have followed several extraction steps that included kit, kit with PVP and CTAB. However, the thing that we...

17 August 2016 9,109 2 View

Why am I getting Baseline noise in HPLC?

Dear colleagues, I am analyzing reducing sugar content of several breeding lines of potato in HPLC. The mobile phase I am using is 80:20 acetonitrile:water and I sonicate it for 5 min to get rid...

06 March 2016 7,089 2 View

Is there anyone who will give some advice for preventing background staining on IHC?

22 February 2016 9,519 5 View

Which bed file is necessary to create covBED file for exome data: empricialtargets.bed or capturedtargets.bed?

23 November 2015 2,182 2 View

In which conditions exactly do primer dimers occur?

The primers we are using are also the ones validated in several studies and PCR condition is very specific (touchdown). Thanks for your time.

08 June 2015 6,008 12 View

Is it statistically possible to use nested anova with below data set?

Suppose we have an anova model with two factors: Populations and species. In our model, populations are the main factor and species are nested within populations. Sample sizes for each level of...

26 December 2014 1,705 10 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

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

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

21 February 2021 3,838 1 View