How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

Thermal and mechanical properties of concrete and steel after cooling?

How do the thermal conductivity, specific heat capacity, plastic strain, critical compressive displacement, and thermal expansion of both hot-rolled steel and concrete change after cooling based...

15 February 2021 1,385 5 View

Cross-sectional area and mesh sensitivity in lattice modeling of RC structural elements?

In lattice modeling of RC structures, what is the mathematical concept behind choosing the cross-sectional areas for the simulation of, for instance, beams? Besides, seemingly, simulating the...

26 January 2021 2,638 2 View

What is the best word embeddings method should I use?

Hi dears If I want to do supervised multi-classes classification of specific domain such as history, using one of the deep learning techniques. Which is the best word embeddings method should I...

22 January 2021 1,290 5 View

What is the best lighting design for conservation?

In the museums, the sensitive organic materials need to be displayed under 50 lux or less and aways from any UV or IR. LEDs still have a little amount of UV. What is the better option? Is it...

20 January 2021 5,965 3 View

Fracture energy of concrete at sub-zero temperatures?

Both tensile and compressive strengths of concrete increase with the decrease in temperature. With this in mind and considering that fracture energy is in direct correlation with the so-called...

18 January 2021 8,778 4 View

Is it useful in texts classification to use the keywords expansion method for long-text examples in the training process for deep learning classifier?

Hello, Is it useful in texts classification to use the keywords expansion method for "long-text examples" in the training process for deep learning classifiers? Will it increase the efficiency of...

16 January 2021 9,291 3 View

Why the fracture energy of concrete increases with the rise in temperature?

Given the degradation of mechanical properties in concrete under elevated temperature namely, tensile strength, modulus of elasticity, compressive strength, etc., what is the justification behind...

15 January 2021 3,651 4 View

Is It useful to use text Pre-processing techniques (Stop Words Removal, Stemming) in the sentiment analysis classification?

Hello, I read some papers they used Pre-processing steps with text that will classify based on Sentiment Analysis. My question is, can I use text Pre-processing techniques in the sentiment...

11 January 2021 5,932 7 View

Will increasing the number of synonyms in training set increase classifier efficiency?

Hello, If I increased the number of keywords (Features) of examples in training set pertaining to a particular class regarding to Sentiment Analysis Classification , will increase the efficiency...

11 January 2021 5,299 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration fors?

Warm greetings My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology (on Human papillomavirus). At this stage, I have almost completed a clinical sample Cervical swabs)...

25 February 2021 1,660 3 View

No title

Hello. I ask for help - I need to get lithium tetraborate (soluble salt) from lithium carbonate and boric acid. In literature, everything seems to be simple - mix, ignite and - it's done. But it...

16 February 2021 9,523 2 View

How can we assess applied digital skills and soft skills through online examinations during COVID-19 semester?

The final qualification assessment for major programs is a strict regimen that involves different stages - oral and written exams, final project viva, internal and external review. How are ICT...

16 February 2021 1,762 8 View

An article on the Iranian state's civil liability in the COVID-19 matter needs supervision; Is anyone interested in collaborating?

Hello. An article on the Iranian state's civil liability in the COVID-19 issue has been written in collaboration with a friend and a comparative look at law and biology. The article is ready to be...

15 February 2021 2,906 2 View

Purified protein requires Calcium for activation, but the elution buffer I used seems to interact with Calcium, help?

09 February 2021 6,946 4 View

Why am I getting such large heats of dilution in my Isothermal Titration Calorimetry Experiment?

I am trying to measure binding of calcium to an expressed protein we are studying and am getting very large heats of dilution for the calcium solution in my control tests. We prepared a 1 M CaCl2...

07 February 2021 7,532 1 View

Which tropical country is the most easy for obtaining research permit (for biological research)?

Dear all, High beurocracy hihly complicate field ecolocial and evolutionary research nowadays. Nearly all tropical countries (maybe all?) requires research permit for performitng research and in...

04 February 2021 3,672 6 View

Why marketers need a forensic understanding of consumers and a creative, agile mindset?

02 February 2021 6,579 10 View