Does anybody know how to produce a frequency distribution plot in python or R?

Hello Everyone, I want to produce the following figure using python or R for my published paper. But I don't how to produce this figure using python or R. Does anybody know how to do that? Or any...

04 May 2019 3,883 12 View

Does anyboby can help me to download a PPT?

Hi guy. I have found a ppt about visualizng Data/EOFs. But I cannot download it due to limitation of Internet. One more question. Could you please help me to find the website about this author?...

11 December 2017 2,163 2 View

No title

10 November 2017 4,158 2 View

How to study the effects of the spatial resolution of satellite image on the estimation of total suspended matter concentration?

Hi, guys. Recently, I want to study the effects of the spatial resolution of Landsat, MERIS and MODIS sensors on the estimation of total suspended matter (TSM) concention. But I don't know how to...

09 October 2017 7,682 2 View

Does anybody can provide me some papers about the spectral characteristics of water at SWIR region in the electromagnetic spectrum?

08 September 2017 5,617 1 View

Does anyone know how to calculate the frequency of occurrence of each pattern identified by self-organizing maps?

Hello. Everyone. Recently,I have read a paper titled "Using self-organizing maps to identify patterns in satellite imagery". According to this paper, spatial paterns of SST can be identified by...

02 March 2017 2,032 0 View

Is anyone familiar with neural networks?

Recently,I want to establish a neural networks to forecast runoff. But now I tested a example as folloes,but I don't understand the results that you can see from the pictures.

02 March 2015 7,099 3 View

Is it possible to merge some .txt files into a new .txt file that contain all .txt file rows?

There are some .txt files that have the same columns and different rows. My question is how to convert these .txt files into a new .txt file.In other words, how to add all .txt files rows into a...

31 December 2014 9,993 2 View

How can I convert .txt file into .csv file using R?

31 December 2014 4,666 11 View

How can I use R software to perform the Mann-Kendall Test for trend analysis and abrupt change

I want to use daily precipitation data to analysis the trend of rainfall.Thanks.

11 December 2014 1,256 39 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Where can I find public datasets with Covid-19 patient information?

Hi, I'm looking for public datasets that have CT, X-ray information, or medical records for patients with Covid-19. Does anyone have suggestions?

28 February 2021 4,760 3 View

How to get rid of somebody pretending to be the author of a publication?

One of the publication I co-authored has the author's name in abbreviation. Then, somebody whose nothing to do with that paper acquired it as her work. To whom in this RG shall I ask for a hand,...

27 February 2021 4,206 4 View

Can I put a figure that was drawn by Bio-Render in publication paper?

I want to publish paper in journal but I have figures which have drawn with bio-renders, can I put them in the paper or which other software I can use to draw them?

27 February 2021 8,179 1 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

Why is My firend's profile not visible?

Hello, I created a profile for my friend on google scholar. I have added a verified email address. I marked the profile as public. Formerly his profile was visible. However, now, When I type his...

24 February 2021 8,680 3 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

Any easy method of analyzing vitamin D in foods by HPLC?

Looking for method of extracting and analyzing vitamin D in foods by HPLC

24 February 2021 7,524 7 View