Using liquids as superstrate in Fabry-Perot Cavity Antenna?

Hi, A Fabry Perot Cavity allows to increase the directivity of a low gain antenna by putting in the top of cavity a superstrate with high permittivity such as a ceramic (er=10.2). However,...

09 February 2021 6,799 8 View

Distribution of modes fields ?

Hi, We find a specific distribution of electric fields in structure for different frequencies which can be seen using em solvers and known as modes. I would like to know how we can choose the...

04 February 2021 10,043 3 View

Are there special specifications lining open channels with lean concrete, what is the compressive strength?

I need any international specifications for lining open channels with lean concrete.

10 June 2020 4,476 5 View

Training Loss Vs Testing Loss (Machine and Deep Learning wise)?

Hey Colleagues, I hope you are healthy and safe during this quarantine. For any machine learning model, we evaluate the performance of the model based on several points, and the loss is amongst...

28 March 2020 3,156 2 View

What is the adopted performance metric for Machine Learning (ML) classification problems in case of unbalanced data (Scientific Publications)?

Hello, my fellow researchers, I am dealing with purely unbalanced data for a supervised classification Deep Learning (DL) problem. The model that I am currently running is dealing with...

20 March 2020 7,646 5 View

How to use Google Colab to run .py files from Github repositories!?

Hey Everyone, I would like to use Google Colab to accelerate the process of calculation of my deep learning model. However, I cannot run the model directly from the .ipynb file in the Google...

12 March 2020 3,199 4 View

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20 August 2019 2,731 2 View

What is the best methods for curing when producing Reactive Powder Concrete?

When using traditional method of curing not give the satisfy results. Sometime, using the same methods of some researcher didn't give the same results.

20 November 2018 7,665 7 View

HMM for maternity dataset using R?

I have attached the simplified form of my data. The variable "Gender" will be the hidden state in our model and "Pregnancy Outcome" will be the observation. What is confusing me is that I don't...

18 September 2018 3,527 1 View

How we can build a learning cloud database ?

Dear Freinds i search to build a learning cloud database. i need that the learning steep be with neural network algorithm. can you help me by some references or applications? thank you

21 April 2018 5,745 2 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View

Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software?

Hi every one Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software? Biogas fuel is not available in the options thanks

23 February 2021 6,518 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

How to find natural frequency of a bridge from vehicle induced vibrations?

i have frequencies of bridge that are effected by mass of vehicle. the problem is when any vehicle pass the bridge it would add the its mass to the bridge mass ultimately mass of the bridge will...

22 February 2021 10,004 3 View

Suppose we have a banana seller cart consisting of 4 wheels, weighing about 300 kg. How much torque motors are needed to pull of push it electrically?

I am thinking of electrifying the street food carts while harvesting energy using solar panels on top.

22 February 2021 4,323 3 View

The Role of Town Planners in CAV Use?

Colleagues and I are about to begin a project investigating the role of town planners and local authorities in establishing the introduction of connected and autonomous vehicles (CAVs). What...

21 February 2021 2,247 3 View

How to Measure Consumer Willingness To Change from petroleum-fueled vehicle to electric vehicle?

I wanted to calculate the probability of one consumer shifting from using a petroleum-fueled vehicle to an electric vehicle. Since my background is in engineering I do not know much about how to...

15 February 2021 9,190 5 View

Can you please suggest me how to convert EDF file into Mat file for EEG datasets?

Hi sir, 1.can you please suggest to me how to convert the EDF (European Data format) file into a Mat(Matlab) file for EEG datasets?. 2. Also suggest some publicly available EEG Motor Imagery...

15 February 2021 7,620 1 View

Is Genetic Algorithm usage for Motor Conception FEA optimization a good choice?

Hi RG community, Like the title shows ,i was wondering if choosing the GA for this kind of Optimizaiton is a good choice? For example we have a population of 100 (for 7-8 Optimization Variables),...

14 February 2021 1,160 7 View

How to get actual or true SoC while predicting SoC for Batteries using Data Driven Approaches?

I have seen it in multiple research articles that authors use certain approaches to predict electric vehicle battery's state of charge(SoC) and then they compare it with battery's true SoC. So I...

11 February 2021 9,070 3 View