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PROFILE

Bartoshqr

Developed partial horizons backtesting support for the Nixtla/utilsforecast repository, enabling users to perform backtests even when full horizon data is unavailable. This feature was implemented by introducing an allow_partial_horizons parameter and refining the test_size calculation, allowing for greater flexibility in time series validation workflows. The core backtesting logic, including the _single_split and backtest_splits functions, was refactored and extended to accommodate partial horizons, with comprehensive tests added to ensure reliability. The work leveraged Python and Jupyter Notebook, focusing on backtesting, data processing, and time series analysis to streamline model validation and reduce data readiness constraints.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
39
Activity Months1

Your Network

4 people

Work History

June 2025

1 Commits • 1 Features

Jun 1, 2025

Delivered Partial Horizons Backtesting Support in Nixtla/utilsforecast, enabling backtests when full horizon data is unavailable through a new allow_partial_horizons parameter and adjusted test_size calculation. Refactored and extended the backtesting core (including _single_split and backtest_splits) with comprehensive tests to ensure reliability with partial horizons. This work improves modeling flexibility and reduces data readiness friction, accelerating validation workflows for forecasting tasks.

Activity

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Quality Metrics

Correctness90.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Jupyter NotebookPython

Technical Skills

BacktestingData ProcessingSoftware DevelopmentTime Series Analysis

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

Nixtla/utilsforecast

Jun 2025 Jun 2025
1 Month active

Languages Used

Jupyter NotebookPython

Technical Skills

BacktestingData ProcessingSoftware DevelopmentTime Series Analysis