better：优化了表达模型的预测，和表达方式的学习逻辑

src/memory_system/question_maker.py

@@ -60,13 +60,8 @@ class QuestionMaker:
 
         # 如果没有 raise_time==0 的项，则仅有 5% 概率抽样一个
         conflicts_with_zero = [c for c in conflicts if (getattr(c, "raise_time", 0) or 0) == 0]
-        if not conflicts_with_zero:
-            if random.random() >= 0.01:
-                return None
-            # 以均匀概率选择一个（此时权重都等同于 0.05，无需再按权重）
-            chosen_conflict = random.choice(conflicts)
-        else:
-            # 权重规则：raise_time == 0 -> 1.0；raise_time >= 1 -> 0.05
+        if conflicts_with_zero:
+            # 权重规则：raise_time == 0 -> 1.0；raise_time >= 1 -> 0.01
             weights = []
             for conflict in conflicts:
                 current_raise_time = getattr(conflict, "raise_time", 0) or 0
@@ -77,12 +72,9 @@ class QuestionMaker:
             chosen_conflict = random.choices(conflicts, weights=weights, k=1)[0]
 
         # 选中后，自增 raise_time 并保存
-        try:
             chosen_conflict.raise_time = (getattr(chosen_conflict, "raise_time", 0) or 0) + 1
             chosen_conflict.save()
-        except Exception:
-            # 静默失败不影响流程
-            pass
+
 
         return chosen_conflict
 

src/memory_system/questions.py

@@ -288,7 +288,7 @@ class ConflictTracker:
             if existing_conflict:
                 # 检查raise_time是否大于3且没有答案
                 current_raise_time = getattr(existing_conflict, "raise_time", 0) or 0
-                if current_raise_time > 1 and not existing_conflict.answer:
+                if current_raise_time > 0 and not existing_conflict.answer:
                     # 删除该条目
                     await self.delete_conflict(original_question, tracker.chat_id)
                     logger.info(f"追踪结束后删除条目(raise_time={current_raise_time}且无答案): {original_question}")