Skip to content
SL

Sebastian Letmathe

4 packages On CRAN since Nov 2019 (6 years) · last active 11 days ago
No ORCID on record for this author. Create an ORCID iD and add it to your package’s Authors@R so your work is attributed to you and not merged with a namesake.

Downloads

1.8K

Last 30 days

4.8K

Last 90 days

19.2K

Last year

Average trend: -13.7% (30d vs prior 30d)

Top Packages by Downloads

smoots
644
esemifar
439
quarks
366
ufRisk
337

Portfolio Check Status

Aggregate CRAN check results across 2 maintained packages.

26

OK

Recent Activity

smoots updated v1.1.5 Oct 13, 2026

Nonparametric Estimation of the Trend and Its Derivatives in TS

quarks updated v1.1.6 Jan 9, 2026

Simple Methods for Calculating and Backtesting Value at Risk and Expected Shortfall

quarks updated v1.1.5 Oct 12, 2025

Simple Methods for Calculating and Backtesting Value at Risk and Expected Shortfall

quarks updated v1.1.4 Jun 7, 2024

Simple Methods for Calculating and Backtesting Value at Risk and Expected Shortfall

esemifar updated v2.0.1 May 6, 2024

Smoothing Long-Memory Time Series

esemifar updated v2.0.0 May 1, 2024

Smoothing Long-Memory Time Series

esemifar updated v1.0.2 Oct 21, 2023

Smoothing Long-Memory Time Series

ufRisk updated v1.0.7 Oct 21, 2023

Risk Measure Calculation in Financial TS

smoots updated v1.1.4 Sep 10, 2023

Nonparametric Estimation of the Trend and Its Derivatives in TS

quarks updated v1.1.3 Aug 30, 2022

Simple Methods for Calculating and Backtesting Value at Risk and Expected Shortfall

Maintained Packages

2 packages

Package Version
quarks 366 downloads/30d 1.1.6
ufRisk 337 downloads/30d 1.0.7

Co-authored Packages

2 packages

Package Version
smoots 644 downloads/30d 1.1.5
esemifar 439 downloads/30d 2.0.1

Privacy choices

These apply to this browser and are stored on this device only. Nothing about your choice is sent to us.

Read the privacy policy