Could someone tell me how reclasificate a bare soil index (BSI) of Lansat 8 images? which ranges could i to use?

hello! we are working with satellite images (Landsat 8) and we need to know more about this index (BSI) , specifically about the ranges that we can use to reclasirficate the values. thanks a lot!

20 October 2020 8,163 2 View

Would anyone recommend me a comprehensive book on Machine Learning using big data and R?

I am an epidemiologist and now diving in the ML technique. I am used to working with R, and even though I have a feeling that most content on ML is broadly available using Python, I would like to...

25 June 2020 4,853 10 View

What is the best ethanol concentration for gracilaria sp?

So I use Gracilaria sp. for my research. I have tried to use 70% ethanol but I didnt get phytochem compounds. So I'm thinking to try again but I'm still confused,should i use 80% or 96%? I read...

04 June 2020 2,792 4 View

How would you ensure that Gibson cloning of multiple fragments is done in frame?

Hello! I would like to clone a very large fragment of DNA into my vector (which will be digested with restriction enzymes) . I will need to amplify this fragment by PCR in pieces (2 or 3) and then...

26 March 2020 4,832 2 View

Can we use cryotherapy as prevention of Oral Mucositis ?

I m trying to do some research on oral cryotherapy as prevention of OM. Is there someone that would suggest few articles to study? I appreciate topic on cancer patients, oral mucositis, prevention...

03 March 2020 2,480 2 View

What should my Statistical analysis for my data analysis?

16 September 2019 1,742 3 View

Why a docking complex is unstable in MD?

I have a complex with good energy binding, but this one breaks when I run a MD in namd, the RMSD is about 10 or more. The configure file for namd was maked with gwikMD.

12 June 2018 657 7 View

Hello. My concern is whether the long LacO arrays can really form a proper chromatin structure with nucleosomes in budding yeast. Thanks. Fabiola

15 May 2017 3,008 2 View

How expensive is it to work with Zebra finches?

I'm trying to evaluate the cost-benefit of working with this model in the lab.

26 September 2016 6,211 3 View

which is the most reliable oligonucleotide design program?

i need to desing the primers for the production of a recombinant protein, any advice??

13 April 2016 762 3 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

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View

How to run raise regression in R?

if anybody know how to run raise regression in r, and raise parameter selection, please help me

24 February 2021 8,199 1 View

Can anyone suggest me the best way for Regression analysis of Accidents?

Dear Altruist, I want to make a regression analysis based on accident data. But I am not finding the necessary information about what type of regression is more applicable for analysis accident...

23 February 2021 9,956 3 View