Apart from Nanosilica and CNT's what are the other nanomaterials readily available to use in concrete mixture?

Nanotechnology in concrete materials

01 March 2021 3,379 3 View

Is there any suitable methods available to overcome efflorescence in earthen walls?

Many of us assuming that dampness cause efflorescence over the walls, Is that right? How to avoid these issues in a newly constructed walls? Comment your ideas

28 December 2020 3,883 2 View

Why both Training and Validation accuracies stop improving after some epochs?

I am using data augmentation and decaying learning rate after each epoch. If I don't use data augmentation but keeping callback, then my training accuracy reaches to 99.65% but not validation....

15 December 2020 716 10 View

GAN as Data Augmentation?

Hi, I want to apply GAN as a data-augmentation technique in my model. I am bit confused regarding implementation that how could I give the generated images of GAN to my model on run-time? because...

07 December 2020 4,703 3 View

How to improve accuracy of hard classes in multiclass classification?

Hi, I am training my models to classify 10 classes. Some of the classes are easy for my models and achieve accuracy greater than 95% but some classes have very hard patterns and accuracy stops at...

03 December 2020 324 9 View

What is a good research topic for a undergraduate in Structural Engineering?

Hi Offshore wind turbines is a topic that interests me and would like to do my dissertation around it. I have been looking into finite element analysis and would like to be involved in. The...

22 September 2020 4,357 7 View

What are the laboratory analysis that can be carried out using human cadavers?

I am going to conduct a study based on the human cadaver sample analysis using various laboratory techniques. I am looking at methods that would be ideal for sample analysis and visualization to...

14 September 2020 4,805 4 View

Is it possible to identfy the difference between Methyl alcohol, ethyl alcohol and ethyl acetate extract,if so how?

I am working in the column chromatography for extracting plant extracts in Methyl alcohol, ethyl alcohol and ethyl acetate extracts I got confused with the columns that what column I placed which...

31 July 2020 4,937 3 View

Recommendation on Data Science / Machine Learning Research?

I am have a dataset of marks and grades of 9 subjects for consecutive 3 years (each year has 3 terms) scored by about 3000 students studying in secondary education. I am looking for a data science...

30 March 2020 869 2 View

What is your take on using EFA / CFA / CCA for measurement model analysis in SEM?

Graduate research (Ph.D.) students very often face the dilemma of whether to use EFA along with CFA (or CCA) while conducting measurement model analysis in SEM in basic business research with...

14 December 2019 5,675 11 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

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

What are possible instrumental variables for business dynamics (firm entry/exit)?

Dear All, For my paper, I use business dynamics (firm entry/exit rates) as an independent variable in the econometric part. Due to endogeneity I follow a 2SLS approach, for which I need a...

28 February 2021 5,322 3 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

Stress/strain tensors decomposition ???

25 February 2021 6,760 1 View

How to Interpret Partial Eta Squared Numbers For a Repeated Measures Anova?

I have obtained Partial Eta Squared Numbers through Two-Way Mixed Anova Analysis. My results for different constructs are: .105, .135, .038, .068, .061 respectively. I wanted to know, whether...

24 February 2021 7,122 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How to indicate the degree of litter decomposed by microbes?

Any technique could detect the degree of litter decomposed by microbes? Or any indexes could do this job? I want to split the contribution of microbes during decomposition, so any suggestions...

23 February 2021 1,362 5 View

How to estimate 2SLS with different instruments for different endogenous variables?

To be specific, I want to conduct an IV regression in stata with the following three equations. EQ1: Y1 ~Y2 Y3 X EQ2: Y2 ~ Z1 EQ3: Y3 ~ Z2 Both Y2 and Y3 are endogenous. However, Z1 and Z2 are...

23 February 2021 6,266 3 View

In frequency domain alpha band(8-16hz), beta band(16-32hz), gamma band(32-64hz), sub-band(64-128hz) are same as LL,LH,HL,HH in wavelet decomposition?

I am working on single trial motor imagery data i.e. EEG data. I am following a paper which has a dataset from BCI challenge IV (dataset 2b). After removing noise and extracting all the data from...

23 February 2021 5,503 1 View