The future of artificial intelligence (AI)

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How to calculate the Water Stress Index for a basin?

Water Stress Index (WSI) and Environmental water requirements (EWR). Thank you.

06 December 2020 904 3 View

What is a popular and standard model for quantifying land change drivers/determinants?

I'm looking for a standard model to quantify the land change drivers (e.g., forest to agriculture or vs). Actually, it depends on the data that I have and the specific location, but I would like...

22 November 2020 7,736 3 View

I added Akaline Phosphatase and ligase buffer into my linearized plasmid without ligase but there are a lot of colonies after transformation.how come?

I am trying to find out what are the problems in my ligations. The first test: linearized Plasmid+ AP+ ligase buffer, after transformation, it gives a lot of colonies ! The second test:...

28 July 2019 8,550 3 View

How to combine fold change in microarray meta-analysis?

Hello, I would like to calculate the foldchange of differentially expressed genes after I meta-analyzed 9 datasets. I have calculated the fold change of those genes in each datasets but I wonder...

30 May 2019 459 3 View

Sample size for cluster analysis?

I have a follow-up question related to sample size for cluster analysis. Many recommend using 2^n - n is number of variables. I would like to ask if we should adjust for finite population...

30 January 2018 124 1 View

How could the morphology of anatase TiO2 (XRD) changed after grafting by amino propyl trimethoxy silane ? Thank you in advance.

I took XRD of TNTs and The modified TNT. And they were different?

14 February 2017 6,762 4 View

What is the effect of salt solution as the pore fluid on the pre-consolidation pressure of soils?

Dear all, I am doing oedometer test on remolded soils with sodium chloride (NaCl) as the pore fluid. The pre-consolidation pressure (Pc) was determined based on the method of Casagrande. The value...

13 December 2016 6,250 3 View

How to calculate phase angle, delay and multipath of the signal?

hi everyone, I am trying to understand how to calculate the phase angle, delay, and multipath signal. I hope everyone can help me for ideas. My scenario: I have a radio hardware (SDR) with rx1 and...

12 December 2016 2,169 3 View

DNA gel image and sequencing results show 2 different species?

I've been trying to clone a gene from H. influenza. Every step (PCR, digestion, ligation) seemed to work based on agarose gel images. Before I sent the DNA for sequencing, I digested the plasmids...

01 August 2016 9,959 5 View

Beside pH and temperature, are there any other factors effect on the activity of xanthine oxidase?

Beside pH and temperature, are there any other factors effect on the activity of xanthine oxidase such as light, concentration or any else? Please give me some suggests and more details. Thanks so...

28 February 2016 9,386 2 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

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Which is the most convenient manufacturing software for Additive Manufacturing?

Which tools can be used to generate machine codes for additive manufacturing?

02 March 2021 7,220 2 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

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

No title

Does anyone have the experience of using Taq Man probes in the QIAGEN Rotar- Gene qPCR machine?

01 March 2021 5,311 1 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

How long do vaccines protect us against COVID 19?

Or will we have to get vaccinated every year, as in the case of influenza?

27 February 2021 1,048 5 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View