Upload 3 files

env.py

@@ -29,6 +29,8 @@ INCREMENTAL_REWARD = 0.20
 FINAL_REWARD = 1.00
 HALLUCINATION_PENALTY = -0.50
 TASK_SEQUENCE = ["easy", "medium", "hard"]
+MIN_STRICT_SCORE = 0.01
+MAX_STRICT_SCORE = 0.99
 
 
 def _normalize(value: Optional[str]) -> str:
@@ -212,8 +214,11 @@ class ClinicalTrialEnvironment(
         )
 
         if not components:
-            return 0.0
-        return round(sum(components) / len(components), 4)
+            return MIN_STRICT_SCORE
+
+        raw_score = sum(components) / len(components)
+        strict_score = min(max(raw_score, MIN_STRICT_SCORE), MAX_STRICT_SCORE)
+        return round(strict_score, 4)
 
     def _next_task_id(self) -> str:
         self._task_cursor = (self._task_cursor + 1) % len(TASK_SEQUENCE)
@@ -326,3 +331,9 @@ class ClinicalTrialEnvironment(
             metadata={"grading_score": self._state.grading_score},
             terminal_reason=terminal_reason,
         )
+
+
+class ClinicalTrialEnv(ClinicalTrialEnvironment):
+    """Compatibility alias for manifest entry points expecting env:ClinicalTrialEnv."""
+
+    pass

openenv.yaml

@@ -7,12 +7,15 @@ tasks:
   - id: easy
     name: Metastatic NSCLC Screening
     difficulty: easy
+    grader: grade_easy_screening
   - id: medium
     name: Patient Protocol Ranking
     difficulty: medium
+    grader: grade_medium_ranking
   - id: hard
     name: AML Exclusion Detection
     difficulty: hard
+    grader: grade_hard_exclusions
 tags:
   - healthcare
   - clinical-trials

patient_data.json

@@ -40,7 +40,7 @@
       },
       "hidden_exclusions": [],
       "max_steps": 6,
-      "grader_name": "deterministic_json_grader"
+      "grader_name": "grade_easy_screening"
     },
     "medium": {
       "difficulty": "medium",
@@ -102,7 +102,7 @@
       },
       "hidden_exclusions": [],
       "max_steps": 6,
-      "grader_name": "deterministic_json_grader"
+      "grader_name": "grade_medium_ranking"
     },
     "hard": {
       "difficulty": "hard",
@@ -137,7 +137,7 @@
         "recent strong cyp3a4 inhibitor"
       ],
       "max_steps": 6,
-      "grader_name": "deterministic_json_grader"
+      "grader_name": "grade_hard_exclusions"
     }
   }
 }