Compare a time-series forecast with a seasonal baseline
Build a previous-season reference, evaluate it on later observations and distinguish calendar alignment from leakage and missing data.
Time Series / Forecasting / Baseline / Validation
TECHNOLOGY / KNOWLEDGE / PRACTICE
Search results: time-series
Materials on AI, Python, Git, SQL, SAP/ERP, statistics and time series: explanations, examples, practical tips, sources and applicability limits.
Every word must appear in the article. Use quotes for an exact phrase.
Validate a time-series forecast without leaking the future
Use chronological splits and fit preprocessing only on past data.
Python / Time series / Validation