How to determine the number of iterations of A-optimal projection?

I have read the article "A-Optimal Projection for Image Representation" (A-Optimal Projection for Image Representation). The authors used an iterative method to solve the optimization problem,...

06 September 2020 3,257 1 View

How to randomly seperate a region into subregions with different area?

Dear all, I have a watershed and wish to randomly split the watershed into different 'artificial' farms, and the farm area should follow an exponential distribution as found empirically from...

20 January 2020 3,782 3 View

Anyone could explain if lentivirus is pathogen?

Because lentiviral vectors are derived from the HIV-1 pathogen, biosafety issues are an important concern. I was asked to indicate whether if lentivirus is animal or human pathogen when I try to...

10 July 2019 2,950 3 View

How to make the nano carbon more hydrophilic?

how to make the nano carbon particles (Vulcan XC-72R, FUEL CELL store ) more hydrophilic in 1M KOH solution

02 July 2019 830 3 View

How can I get the lysate from human/mouse red blood cells to do a western-blot ?

How can I get the lysate from human/mouse red blood cells (RBC) to do a western-blot ? My interest gene has been widely reported to express on RBC and not well established in other tissues. And...

25 March 2019 6,972 3 View

Whether gap junction will effect neuronal capacitance measurement ?

i use whole cell patch to measure neuronal tau and resistant. with the equation tau=RC, Capacitance is calculated. I wonder if neuron has coupled with other neurons via gapjunction, the measured...

24 February 2019 7,702 7 View

Anybody would like to edit a special issue "Fitness Landscapes as revealed by in vitro selection"?

Hello everyone, Recently, I would like to establish a special issue "Fitness Landscapes as revealed by in vitro selection" in Life (http://www.mdpi.com/journal/life). If you are interested in...

22 May 2018 5,691 3 View

Representative HUMAN Breast Cancer, Lung Cancer, Melanoma Cell lines?

I am planning to do a very preliminary experiment using a few representative solid cancer cell lines. Probably Three for each cancer types. For Breast cancer, I am thinking to use MDA-231, MCF7...

03 May 2018 4,230 4 View

How to dilute solid milk from stomach?

We are trying to detect oxytocin from milk in the rat stomach. We found out that milk there are solid like beancurd. any suggested method to dilute them before centrifuge? Many thanks for help!

23 April 2018 777 1 View

Are there any special requirements on protein in RNA-protein UV-crosslinking assay ?

20 February 2018 8,060 2 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View