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cs.LG2026
TS-Arena -- A Live Forecast Pre-Registration Platform
Marcel Meyer, Sascha Kaltenpoth, Henrik Albers +3
Time Series Foundation Models (TSFMs) are transforming the field of forecasting. However, evaluating them on historical data is increasingly difficult due to the risks of train-tes…
cs.LG2026
Rethinking Evaluation in the Era of Time Series Foundation Models: (Un)known Information Leakage Challenges
Marcel Meyer, Sascha Kaltenpoth, Kevin Zalipski +1
Time Series Foundation Models (TSFMs) represent a new paradigm for time-series forecasting, promising zero-shot predictions without the need for task-specific training or fine-tuni…