How do we calculate 95% confidence intervals for RMSE?

I have two datasets (measured and modelled). I want to calculate 95% confidence intervals for RMSE. Cany anyone please help me with this? Thank you in advance

04 February 2021 5,439 6 View

how to analyse the impact of independent variable on multiple dependent variables?

I have a dataset which three variables: date, mean1 and mean2. date - datetimens64 (YYYY-mm-dd format) mean1 - float type mean2 - float type The data is not normally distributed. I want to find...

19 January 2021 8,216 5 View

Which is the best machine learning regression model to analyse small data sets?

I'm trying to predict mercury concentration in soil with a data set of 67 observations with 28 predictor variables. Some of the predictor variables are correlated.

05 July 2020 7,306 5 View

Is 10 years of data enough to study trend of stream discharge and precipitation?

I'm studying to study hydrological regime of a watershed for a statistics project and I'm wondering if running a Mann-Kendall test would be useful for the analysis of these data set.

15 April 2020 9,262 35 View

Can anyone help in identification of the following high altitude wetland flora ?

I need to identify the following high altitude wetlands flora of North East India.

26 January 2020 2,773 19 View

Why iron sulphide sediments are frequently formed during winter and role of microorganism in formation of iron sulphide mineral?

I read in a book Environmental Chemistry that" in anoxic region of water bodies , some bacteria use sulfate ion as an electron receptor where as other bacteria reduce iron(III) to iron (II). These...

22 October 2019 8,867 3 View

Can anyone provide Hyperspectral imagery data for Haryana, India ?

We require hyperspectral imagery data for Haryana region to carry out a preliminary analysis. If it is available with anyone kindly share the data with us or a link from where data can be...

05 February 2019 3,818 4 View

Please suggest me an inducer of PPAR alpha protein expression?

I am in a need of molecule which induces the protein expression of PPARalpha gene. Please suggest.

07 January 2019 7,324 2 View

How do you calculate the transmission coefficient for proteins?

I have to calculate the rate of tunnelling in a protein, for which I need the transmission coefficient. How do I calculate it? Or is there another way that does not require the transmission...

11 February 2018 3,567 2 View

What is the significance of low dimensional materials in florescence characteristics?

Also what is the difference between fluorescence characteristics and plotoluminescence spectroscopy?

22 June 2017 7,434 4 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 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

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View