日本空調サービス (4658.T) quant model fit
Median hit rate and return when a model selected 日本空調サービス (4658.T). Model: ml-factor-lgbm-9f-jp-growth. Model–stock fit, not a buy signal.
Median LONG hit rate is 0.58 (n=10). above a coin flip.Median LONG return is +19.3 bps.Above a coin flip is still not a buy signal.
Model predictability decomposition: measures how accurately the ml-factor-lgbm-9f-jp-growth model family predicts this stock's returns within the jp-listed universe. High hit_rate_long does NOT mean 'good stock to buy' -- it means 'the model historically predicted this stock well when selecting it LONG'. This is a property of model-stock fit, not intrinsic stock quality.
Accuracy (median across grid)
| metric | median | p25 – p75 | n |
|---|---|---|---|
| Hit rate · LONG | 0.5833 | 0 – 0.7882 | 10 |
| Avg return · LONG (bps) | 19.3 | -41.2 – 57.6 | 10 |
| Selection rate · LONG | 0 | 0 – 0.0001 | 12 |
| Selection rate · SHORT | 0 | 0 – 0 | 12 |
Hit rate ≈ 0.5 means the model's picks on this stock were near coin-flip. Returns in bps per trade (1 bps = 0.01%). Metrics with n = 0 are omitted.
PnL contribution
Selected LONG 87 / SHORT 0 times out of 530,688 appearances (0.016% LONG).
sum of per-trade decimal returns across all grid combos and retrain periods (0.01 = one trade returning 1%)