How to analyze a time series of temperature mean whether different or not?

I have 6 culture tank, 2 treatment with 3 replicate. I test temperature of every tank everyday, for 14 days. Now I want to compare whether this 2 treatment temperature have significant different...

06 December 2020 834 7 View

How to avoid loss of solvent using Dolomite Microfluidics System and maintain stable flow throughout the run?

Hi everyone. I'm currently working with Dolomite Microfluidic system for preparation on PLGA based microparticles, but I seem to be encountering some issues which have been giving me some trouble...

29 June 2020 827 1 View

How to use the optimization tool in matlab (ex : GA, fmincon) to optimize the controller parameter I design in Simulink ?

Hello ! I am doing a research about input shaping control in crane system. The picture below shows that the nonlinear crane system and the input shaping filter I set, and the output are position...

21 November 2019 5,532 5 View

What is the scale recommended to measure human's baseline mood?

I am working on my Final Year Project, interested to look into emotional measurement of consumers in selected food product. One of the aspects in emotion measurement, I am interested to find out...

01 October 2019 1,241 3 View

How to remove the KOH from ethanolic etherification without using extraction method?

Etherification was carried out between aromatic -OH group and alkyl chloride in the presence of ethanolic KOH. The precursor is a bulky dye compound that consists of an aromatic -OH group and an...

23 May 2019 7,830 5 View

What software quickly collect full content from tens of thousands of social media post?

Hi, I am doing online ethnography, need to analyse the content meaning, narrative and theme of people's social media posts on a specific social event. The problem is: There are tens of...

05 May 2019 6,456 3 View

Any open-access to Hydrology Sandbox Experiment data?

I am working on numeric hydrology model deveolopment with Finite Element Method. I am thinking to test the model with the laboratory Hydrology Sandbox Experiment Data to validate the model. So I...

08 April 2019 2,330 2 View

Non-linear effects of varied predator densities?

In my current work, I found a non-linear effect of invasive predators to a native mammal community. That is, the invasive predator had a slightly positive effect to species richness of native...

05 August 2018 2,373 6 View

Why the siRNA could reduce mRNA expression but not protein expression?

Recently, I want to knockdown the expression of one gene with siRNA. There are four siRNA sequence targeting the gene. They can silence target gene expression by at least 75% at the mRNA level,...

08 July 2018 6,916 5 View

How to export raw data from WSxM software?

I made a cross section profile of a SEM image via WSxM. However it seems that I can only export it as an image. Does anyone know how to export it into the raw data? Thanks in advance!

07 May 2018 8,617 1 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

The Shannon's index is inversely proportional to Simpson's index (1-D)?

I'm having a problem with my bloxplot with Shannon's and Simpson's indexs. The value of Shannon for my Community 1 indicating higher diversity (in relation of the Community 2), but have lower...

26 February 2021 3,033 9 View

Your thoughts on the spherical densiometer to estimate relative species canopy cover?

Hi biologists and biogeomorphologists, I want to characterize vegetation plots on a transect that follows a successionnal gradient from a river bed to a mature forest. Ecologically, I am...

26 February 2021 5,720 2 View

Stress/strain tensors decomposition ???

25 February 2021 6,760 1 View

Bayesian decision trees and bayesian regression trees in Python and/or R?

I am looking for implementation of bayesian decision trees and bayesian regression trees in Python and/or R.. Do you know if the existing libraries support this

23 February 2021 6,689 3 View

Are there any open-source datasets containing physiological information about exercises to be used for an OR-model?

I have just recently started a new "weekend project" in addition to my master's studies and I am looking for a data-set. I would like to use some Operations Research to design an optimal gym...

22 February 2021 8,023 1 View

How to assure whether a regression tree overfit or not by seeing bias-variance value of the model?

Lets consider a regression tree in which variance is 1.1065*e-10 and bias is 2.962e-13. Also the model RMSE on training set is 1.5e-5 and on training set is 1.2950e-5. Is the model is overfit or...

22 February 2021 7,755 2 View

Any recommendations for methods to analyze elephant space-use (using GPS) and correlating this with changes in NDVI?

For my Masters I am looking into elephant space-use and its effect on vegetation change. I have elephant GPS collar data and was going to use Google Earth Engine to obtain NDVI values. I would...

16 February 2021 7,097 3 View

Are cloud points able to identify tree species?

Hello Dears My goal is to classify dense forest tree species using drone images. Is it possible to classify dense cloud points? If yes, in what way and in what software? Thankful

15 February 2021 3,475 3 View

How to consider effects of rapid warm adaptation in modeling of ecological impacts of warming?

I would highly appreciate it if my fellow ecologists (biologists) provide their opinion on the thoughts below [esp., shortly tell us which path may be more effective, if they know another way, if...

15 February 2021 3,642 6 View