Poland Temperature

The tests show no consistent, material advantage over the no-change baseline.

Model: Agentic Investor TSFM (foundation model)

Accuracy vs naive

+3%Matches the no-change baseline over 12 tests (12 tests, 3 won)

Direction

50%No clear edge over a coin flip (18 of 36 calls right in 12 tests)

Turning points

2 of 12Anticipated some turns (12 turns in 12 tests, 1 without a turn)

Error vs baseline

3% lowerError ratio 0.97; 1.00 is a tie.

Tests won

3 / 12Complete rolling backtests; ties count as no win.

Test period

1989-12-01 to 2024-12-013 observations ahead per test.

80% band coverage

86%Observed outcomes inside the band across all stored test windows.

• Band coverage uses all stored test windows, including model-selection windows when present; it does not determine the confidence label.
• Evaluated 2026-11-14 against the cached history through 2024-12-01.
• This is an evaluation of the serving model; it does not establish a winner across four model classes.