Longest duration for an experiment involving oral gavage?

Hi, I was wondering what the longest period of time anyone has done an experiment involving daily oral gavage? I have a model that takes 6 months to fully develop and need to begin treatment at...

05 November 2020 6,243 3 View

Is there a good way to do insect bioinventories without capturing and killing insects?

Dear entomologist colleagues, just wanted to find out if any of you have ever conducted and published on insect bioinventories without collecting insects? Is it defensible to do catch, ID and...

29 September 2020 7,660 16 View

I need topic I need topic for intelligent encryption of big data ?

I'm looking after the release topic area in secure and encryption while in structure data i mean there's thou-sons of applications which always taken space in the Outer Space of world wide web...

25 March 2020 2,318 3 View

How to grow SnO2 nanorods on FTO substrate using hydrothermal method?

i try to immerse SnO2 thin film cotaed-FTO substrate on aqueous solutions (DI water, ethanol and small amount of HCl ), and the experiment is carried out inside lab oven with the temperature of 90...

12 January 2020 4,419 4 View

Solar energy in cloudy days?

Hi guys, let's said my solar panel is facing the sun but now the weather is getting cloudy. My question is does the panel still gives a better result if the panel is facing to the sun position? Is...

12 March 2019 564 13 View

Did solar panel power loss has any relationship with solar altitude and solar azimuth?

Hi experts, I wanted to ask is there any relationship between solar power loss vs sun position? I mean if there is some misalignment between the solar panel and solar azimuth angle or solar...

02 November 2018 6,362 5 View

Can we barely adjusting the solar angle of incidence to cos 90?

Hi guys, I have a silly question about the solar angle of incidence. Let's said my dual axis solar tracker is facing the sun perpendicularly and the theory proved the solar angle of incidence...

31 October 2018 9,814 3 View

How can I give step and direction to stepper motor in Simulink?

Hello guys, recently I've been studying about the stepper motor. I want to do a modeling of stepper motor in Simulink but I'm stuck. How can I modeling the signal from the controller to the motor...

30 July 2018 9,434 1 View

How to set a clock in Simulink?

Is it a way to put a specific time in Simulink? For example, I set the start time for my simulation 9am and end it by 5pm. The model will get the current time at every 15 minutes and used it as...

24 June 2018 8,904 2 View

How to determine nature of data set?

27 March 2016 3,028 2 View

How to evaluate unsupervised clustering metrics when some elements do not have a cluster label in the result?

I run algorithms like HDBSCAN and MeanShift, and compare them with K-means and GaussianMixture. The first two algorithms do not return cluster labels for some elements in the dataset. My question...

27 February 2021 428 3 View

How to obtain confidence intervals in Amos?

Dear all, I would like to know your opinion on the following issue I am struggling with. I am estimating a multigroup model with several factors all correlated among them (they represent...

04 February 2021 1,381 4 View

Which ethical metrics is expected from an academic who is the owner or the creator of the measuring instrument?

Which ethical metrics is expected from an academic who is the owner or the creator of the instrument? The measurement tool will be applied to adults as an online form and a snowball sample will...

01 February 2021 9,188 3 View

What are different ways to compare the histogram of cipher images from various encryption schemes?

Is there a metric to find if one histogram of cipher image is better than other? I tried calculating the variance of the image but couldn't get the intended results. Are there ways to compare...

28 January 2021 479 3 View

How to measure a Neural Network complexity?

Does anyone know how to measure the complexity of an artificial neural network? Could you provide me references? Thanks a lot!

25 January 2021 2,710 10 View

[Measurement invariance] - Do you test it on the full SEM model, on each construct separately, or both?

Hi everyone, I would like to know whether both cultural groups interpreted my questionnaire in a similar way. To do so, I conducted a measurement invariance analysis on the whole model of latent...

14 January 2021 1,845 3 View

In multi-label classification, why the sample-based performance evaluation metrics are usually lower than the label-based performance metrics?

Hi all, I am doing a multi-label classification using machine learning algorithms. In order to evaluate the performance of the multi-label classification, I am using label-based and sample-based...

13 January 2021 7,590 3 View

Suggest best performance evaluation metrics for image segmentation?

Good morning everyone. As a part of my research work, I designed a network that extracts the leaf region from the real field images. when I search about performance evaluation metrics for the...

10 January 2021 9,581 30 View

In multi-label classification, how do we find the P values and confidence interval for the performance evaluation metrics?

Hi all, I want to report the P values and confidence intervals for AUC values for two different multi-label classifiers. I got the following article, which is applicable for a binary...

10 January 2021 2,217 3 View

Why nan loss values are resulted through deep learning in python?

hello every one i want to practice deep learning as descibed for a home price prediction problem i use code as following # IMPORTING PACKAGES import pandas as pd # data processing import numpy...

07 January 2021 8,761 1 View