推荐系统
Change-Id: I49b9205568f1ccf88b32b08511aff8b0bea8d1bd
diff --git a/rhj/backend/app/models/recall/__init__.py b/rhj/backend/app/models/recall/__init__.py
new file mode 100644
index 0000000..98d926b
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+++ b/rhj/backend/app/models/recall/__init__.py
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+"""
+多路召回模块
+
+包含以下召回算法：
+- SwingRecall: Swing召回算法，基于物品相似度
+- HotRecall: 热度召回算法，基于物品热度
+- AdRecall: 广告召回算法，专门处理广告内容
+- UserCFRecall: 用户协同过滤召回算法
+- MultiRecallManager: 多路召回管理器，整合所有召回策略
+"""
+
+from .swing_recall import SwingRecall
+from .hot_recall import HotRecall
+from .ad_recall import AdRecall
+from .usercf_recall import UserCFRecall
+from .multi_recall_manager import MultiRecallManager
+
+__all__ = [
+ 'SwingRecall',
+ 'HotRecall',
+ 'AdRecall',
+ 'UserCFRecall',
+ 'MultiRecallManager'
+]