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ocr_module.py

@@ -150,7 +150,12 @@ class MVM2OCREngine:
                 try:
                     formula_out = self.p2t.recognize_formula(image_path)
                     raw_latex = clean_latex_output(str(formula_out)).strip()
-                    print(f"[OCR] Pass 1 (formula mode): {raw_latex[:80]}")
+                    
+                    if "\\newcommand" in raw_latex or "\\def" in raw_latex:
+                        print(f"[OCR] Pass 1 hallucinated preamble macros. Rejecting output.")
+                        raw_latex = ""
+                    else:
+                        print(f"[OCR] Pass 1 (formula mode): {raw_latex[:80]}")
                 except Exception as e1:
                     print(f"[OCR] Pass 1 formula mode failed: {e1}")
                     raw_latex = ""