How can we improve AI in detecting fraudulent activities on digital payments?

I am conducting a study on the effectiveness of AI towards detecting and averting digital payment fraud. What are the popular AI techniques being adopted in mitigating digital fraud and how could...

21 February 2021 3,888 4 View

Are 'any other/further comments' at the end of a questionnaire considered quantitative or qualitative data?

I am undertaking a quantitative study using a questionnaire. At the end of the questionnaire there is a lined, blank page asking participants to write 'any other / further comments'. Are...

06 August 2019 4,808 12 View

Can anyone help in identifying these microalgae species in a consortium?

19 December 2018 1,076 10 View

What are the recommended porogens for fabricating a porous Polyphenylsulfone (PPSU) polymer membranes?

I would like to fabricate porous PPSU based polymer membranes

22 July 2018 5,140 3 View

What abiotic factors can affect the rate of conversion of inorganic mercury to organic methylymercury by Pseudomonas spp.?

Abiotic Factors such as temperature, salinity, pH of the water

20 April 2017 1,840 3 View

How can I achieve normalisation of miRNA qPCR for samples treated with pathway inhibitors?

I am looking for an effective way to normalise miRNA qPCR when using samples treated with PKC, PI3K, MAPK inhibitors, etc. I have tried using RNU62 and SNORD72 however, both have altered...

03 March 2014 8,818 5 View

Role of bicarbonate in acetylcholinesterase activity?

Does anyone know the role of bicarbonate in acetylcholinesterase activity? Every assay method that follows Ellman, et al. (1961) uses either bicarbonate/carbonate buffer in one of the reagents,...

21 September 2010 177 1 View

What is the role of chloroform, isopropanol, as well as NP-40 during the extraction of cholesterol from lysed cells?

I want to determine whether the centrifugation, separation of organic phase, & chloroform: Isopropanol: NP-40 steps are necessary in sample prep as per cell biolabs Cholesterol Assay (using...

01 January 1970 5,750 3 View

How are capitalistic ideas propagated?

Globalization of education tends to be tied with workforce (at least in the Ph.) Now i am wondering how does the society propagate capitalistic ideas? Does the educational system play a part in...

01 January 1970 4,096 4 View

Problems on Evolution, Evolutionary Theory, Etc.

I know that this topic is kinda controversial to some, but, thru discussion, i suppose we can achieve greater understanding of the topic. So, I wanna know what are the aspects, process, evidence,...

01 January 1970 1,521 91 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

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

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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

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

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View