Add anova.json: two-way Type II ANOVA on delta_l_ortho with model x complexity-level factors (paper §4.3)

evaluation/anova.json

@@ -0,0 +1,48 @@
+{
+  "method": "Two-way ANOVA via statsmodels.stats.anova.anova_lm with typ=2 (Type II SS)",
+  "formula": "delta_l_ortho ~ C(model) + C(level) + C(model):C(level)",
+  "n_observations": 21145,
+  "models": [
+    "flux1",
+    "hunyuan",
+    "kolors",
+    "sd15",
+    "sd35",
+    "sdxl"
+  ],
+  "levels": [
+    "L0_empty",
+    "L1_basic",
+    "L2_full"
+  ],
+  "results": {
+    "C(model)": {
+      "df": 5.0,
+      "sum_sq": 33.515732054014634,
+      "F": 167.8947458861536,
+      "p_unc": 1.0619572995881867e-175,
+      "eta_sq": 0.03751608467421723,
+      "partial_eta_sq": 0.038216135178130016
+    },
+    "C(level)": {
+      "df": 2.0,
+      "sum_sq": 8.516002733336993,
+      "F": 106.65081942527183,
+      "p_unc": 8.210924082486664e-47,
+      "eta_sq": 0.009532451181876145,
+      "partial_eta_sq": 0.009995249479614795
+    },
+    "C(model):C(level)": {
+      "df": 10.0,
+      "sum_sq": 7.848914396634636,
+      "F": 19.659297400715662,
+      "p_unc": 1.2585934022875265e-36,
+      "eta_sq": 0.008785740876262797,
+      "partial_eta_sq": 0.009219505092167055
+    },
+    "Residual": {
+      "df": 21127.0,
+      "sum_sq": 843.4890173219692
+    }
+  }
+}