Fairness datasets to evaluate machine learning models?

We are looking for the datasets that can be used for evaluating fairness models in machine learning on real data. Could you recommend a labeled dataset in which the labeling reveals some unfair...

11 November 2020 649 8 View

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04 June 2020 2,254 1 View

How to simulate ion (e.g. Zn2+ ion) in water using VASP?

I need to simulate an ion surrounded by water molecules using periodic boundary conditions using VASP. I understand, that due to waveplane basis set nature we can't set charge to particular atom....

15 January 2020 6,428 2 View

How one can measure the Flory-Huggins polymer-solvent interaction parameter?

Dear colleagues, I need to determine the crosslink density of thermosetting cyanate ester resin. Among the methods, which are presented in the literature, I chose the solvent-swelling method. For...

01 October 2019 7,302 1 View

Can i use Tween-20 instead NP-40/Triton X-100 for separation of cytoplasmic and nuclear RNA?

Hi there. I want to extract separately cytoplasmic and nuclear RNA fraction from leukemic cell line by Trizol. Most of protocols that I saw suggests using a buffer with NP-40 or Triton X-100 for...

06 September 2019 2,257 3 View

Can anyone advise a good reviews devoted for magnetic permalloy disks and their vortex state?

Hi everyone! Im going to study about magnetic permalloy disks and their vortex state. Specially, Im interesting in disks of 1,5 um in radius and 20nm of thick. But i want to get a knowledge...

25 August 2019 4,690 3 View

Has anyone used a cheap commercially available brain computer interface?

Has anyone used a cheap commercially available brain computer interface, such as "NeuroSky MindWave", or "Muse: The Brain Sensing Headband" in the learning process, in gamification? Are works on...

10 July 2019 2,863 1 View

What influence on the minimal PAO.SplitNorm parameter (SIESTA Code) ?

I am trying to perform Ab Initio molecular dynamics simulation for liquid 5-component system (TiZrNbHfTa alloy). And when I'm trying to perform it with the default value of PAO.Splitnorm (=0.15),...

22 January 2019 8,164 1 View

How to distinguish between male and female of Superlworm (Zophobas morio)?

On larva or adult stages. Do you have any ideas about automating this process?

07 July 2018 4,765 3 View

Could you please share your experience or articles about efficient methods of rearing of Mealworms (Tenebrio molitor) which for human consumption?

Do you have some thoughts about automation of process? Smth like: 'Insects as Sustainable Food Ingredients ' https://bit.ly/2Kacfdc

26 June 2018 1,457 2 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Mixed ANOVA - help?

I'm currently working on a piece which asks to conduct an ANOVA - looking at the effect of sporting group (2 levels), and exercise trials (two trials with six levels). I've computed this all...

27 February 2021 9,626 4 View

I want to performe MALDI-TOF MS for bacterial identification, I would appreciate it if anyone can tell me the matrix solution preparation protocol ?

based on what I've studied on multiple papers, for peptide and protein identification Alpha-cyano-4-hydroxycinnamic acid (CHCA) is an appropriate matrix to use, I also know that the CHCA powder...

26 February 2021 6,799 3 View