Does anyone know a data bank where we can get metabolome data?

More Davi Toshio Inada's questions See All

Any suggestions on processing ESI MicroTOF data with XCMS - xcmsSet() function?

Hello, Does anyone know if there are a problem to use a XCMS centwave algorthim in a high resolution data (UPLC- ESI-MicroTOF) generated in profile mode? Because the QTOF (Bruker) data looks like...

03 April 2015 683 2 View

Is it possible to use more than one normalization method on LC-MS peak intensity?

I'm starting a study using QTOF II to analyse sugarcane metabolome data in different conditions. The peak intensity normalization is a important step to aggregate biological meaning in my...

01 February 2015 9,260 5 View

Can anyone assis with integrative analysis of transcriptome and metabolome of plants?

Please, could someone show me some good material to study and understand about the methods of data integration?My project involves the use microarray and HPLC to generate the data. I'm having...

07 August 2014 718 11 View

Software for predicting phylogenetic markers in viral genome data set?

I'm using Treepuzzle to predict the best gene with the highest phylogenetic signal. I would like a tool to predict the best region in the gene with the highest phylogenetic signal. Can someone...

08 September 2013 9,862 13 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

Holger Schmidt Popular answer

Hi,

I guess the list provided is quite a good starting point. Something more recent is

http://www.metabolomicsworkbench.org

and might be valuable to you. Additionally, I would like to refer you to

http://metabolomicssociety.org/index.php/resources/metabolomics-databases.

Cheers,

Holger

http://www.metabolomicsworkbench.org/

http://metabolomicssociety.org/index.php/resources/metabolomics-databases

Biswapriya Biswavas Misra

COSMOS, Metabolights, PrimeDB, PlantMetabolomics Resource (PMR), RIKEN-PRIMEe, PlantMetabolomics DB, Soybean DB (http://soymetdb.org/), and so on.

Holger Schmidt

Davi Toshio Inada

Hello everyone,

Thanks alot for the help. I'm trying to start using cxms package on R. So, now I will choose a good data set to download.