PLS-SEM generalizability issue?

I'm developing a readiness assessment model regarding contractors' preparedness for a specific activity, in order to do so, a survey study was carried out and the data analyzed with PLS-SEM to...

24 November 2020 399 1 View

What are these bioclasts?

I'm having trouble identifying the round bioclasts indicated by white arrows. Could they be transverse sections of the elements indicated by black arrows? If so, could they be some kind of spicule?

22 July 2020 8,595 13 View

Is possible to run models with catergorical response variable and random factors?

Dear all, I would like to know if is possible to run a model with a categorical response variable plus some categorical predictors (and its interactions) and a random factor in R? If yes, any...

26 March 2020 1,221 3 View

Are effect size estimators Spearman's rho and Pearson's r interpreted in the same way?

Hello! Can classifications of effect sizes for Pearson's r can be used equally for Spearman's rank correlation rho? For example, in Ellis (2010): r = .10 -> small r = .30 -> medium r = .50 ->...

25 February 2020 1,046 3 View

Could you help me in defining the time-lag in a longitudinal study for measuring the impact of a purpose program?

23 February 2020 7,744 3 View

How to deal numerically with the discontinuities coming from a Butler-Volmer interface condition in a secondarry current distribution model??

Let us suppose that we want to compute the secondary current distribution of an electrolytic cell composed by anode, electrolyte and cathode. The governing equation in each subdomain isgiven by...

17 February 2020 7,913 3 View

Low RNA yield after targeted RNAse H?

Hello folks, I am trying to cut a specific RNA using RNAse H. To do that I'm annealing an oligo which targets my RNA (annealing buffer TRIS 10mM, NaCl 50mM, 1mM EDTA) heating the mix (with...

03 February 2020 6,689 2 View

How to install YAML.pm?

I'm trying to annotate a yeast's genome using FunGAP but it stopped in the run4 of Maker. The gmes log said that I may need to install YAML module, as follows: Can't locate YAML.pm in @INC (you...

26 November 2019 7,121 2 View

How can I create a new dataset from the subtract of two datasets in EEGLAB?

17 June 2019 4,532 3 View

Which are the best ways to map accurately dinosaur trackways?

I must do it myself, in paper, I mean, no drones or anything like that. Thanks a lot.

28 January 2019 7,528 12 View

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 View

Is anyone working on a project focused on immigrants/newcomers working in the hospitality industry and how they have been impacted by COVID?

The on-going Covid-19 pandemic has had devastating economic effects on many industries. However, few have suffered to the same extent as full-service restaurants. Numerous studies have shown that...

24 February 2021 9,496 4 View

What is the optimum time and temperature of blanching and pre-frying potato for frozen fries?

I am helping a local home industry for developing frozen fries from their local farm. I want to know what is the optimum blanching and pre-frying temperature and time for processing. Please also...

23 February 2021 1,616 5 View

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 4 View

How can we add reinforced thermoplastics with granules in injection molding machine?

I need to make an injection molding machine in which short fibers are to be introduced. Short fiber length and material properties are to be determined and also the material strength are to be...

22 February 2021 4,290 1 View

Is there such a thing as Igg specific MHC class II epitopes or do all non-self MHC class II epitopes trigger antibody production of all subtypes?

I know there are bioinformatic tools that allow epitope prediction to determine if a certain peptide would trigger an immune response. I also read that for allergen diagnoses IgE of sensitised...

09 February 2021 4,173 3 View

R/Python package for time-intensity or progressive profiling in sensory evaluation?

Hi I've been looking for a stat package for my sensory evaluation data (progressive profiled which is a multi-timepoint version of descriptive analysis). Is there any available one to...

08 February 2021 9,170 3 View

I'm looking for a PhD scholarship in Food Science and related areas, can anyone suggest me?

I'm looking for a PhD scholarship in Food Science and related areas, can anyone suggest me?

25 January 2021 1,722 9 View

Does the UV radiation affect on fruits ?

I want to examine a kind of fruit's extract's antimicrobial effects. At first I want to put it under the UV radiation to prevent the mold or any kind of fungi's and bacteria's growth. The...

24 January 2021 8,350 20 View