Statistician wanted for collaboration?

Statistician required for collaboration on a research project. The project sought the opinions of medical imaging professionals about providing a preliminary image evaluation to referrers....

01 May 2019 9,048 5 View

How does one compute confidence intervals for the difference between two binomial proportions in SPSS?

I have a relatively small data set of 135 subjects. These are categorized in two dichotomous variable, type of health care and sex. I can use a Fisher's Exact test to determine if sex is...

05 March 2019 3,847 5 View

Schema therapy , Personality disorders , Older adults . What more can we learn from older patients of PD BPD to enhance therapy ?

I am currently in early stages of qualitative research design in the areas of perceptions and exploration of older adults . I am looking at investigating older adults with personality disorders...

19 February 2019 7,117 5 View

Non-parametric tests: PermANOVAs, or Kruskal-Wallis test?

Hello, Because my data has non-normal distributions, I understand I need to run non-parametric tests. My data includes multiple samples from several distant collection sites. Under what...

22 January 2019 5,467 5 View

Funding is a major problem for me. Is it less costly to check for pathogens in ticks via PCR or antigen/antibody match?

I am unclear if antibody tests can be conclusive in a tick or even if it is possible to test. If so, what are the limitations once the ticks have been collected. Limits such as temporal limits,...

08 January 2019 1,642 7 View

What evalues are recommended for BLASTing fungal sequences?

Hello, I'm using the command line to NCBI BLAST fungal DNA sequences (Table-C1, https://www.ncbi.nlm.nih.gov/books/NBK279684/). The default evalue is 10.0, but one paper I'm following used...

17 November 2018 1,031 3 View

Bacteriophage CE6 wanted - can anyone help?

I have been trying to get a sample of bacteriophage CE6 (which expresses T7 polyemerase) for protein expression studies. The lysogenic form of this is the (DE3) you see in genotypes of cells used...

14 November 2018 2,954 3 View

Grouping read IDs by sample names, and sorting samples into separate fasta files?

Dear colleagues, I pooled together dozens of samples into one library, and sequenced them together. This yielded millions of reads, with the sequencer assigning each unique read-IDs. While the...

08 October 2018 5,513 4 View

What are acceptable thresholds when using BLASTn on fungal DNA sequences?

Hello, I'd like to know your opinions on identifying fungal DNA sequences using the BLASTn with regards to Max Score, Total Score, Query Cover, E-value, and Identity match %? What are common...

06 July 2018 9,896 1 View

Similarity thresholds for fungal OTUs?

Hello, I understand there's disagreement regarding the similarity threshold for fungal OTUs, be it 95%, 97%, or 90-99%. In the literature, anyone of these threshold may be cast as adequate or too...

01 June 2018 3,308 4 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'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

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

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 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