diff --git a/api/models.py b/api/models.py
index 2e6a3ca..9998da7 100644
--- a/api/models.py
+++ b/api/models.py
@@ -198,7 +198,7 @@ class ProductResult(BaseModel):
     image_url: Optional[str] = Field(None, description="主图URL")
     in_stock: bool = Field(True, description="是否有库存")
     variants: List[VariantResult] = Field(default_factory=list, description="变体列表")
-    relevance_score: float = Field(..., ge=0.0, le=1.0, description="相关性分数（0-1）")
+    relevance_score: float = Field(..., ge=0.0, description="相关性分数（ES原始分数）")
 
 
 class SearchResponse(BaseModel):
diff --git a/api/result_formatter.py b/api/result_formatter.py
index b17a6ab..9fcd498 100644
--- a/api/result_formatter.py
+++ b/api/result_formatter.py
@@ -19,7 +19,7 @@ class ResultFormatter:
 
         Args:
             es_hits: List of ES hit dictionaries (with _id, _score, _source)
-            max_score: Maximum score for normalization
+            max_score: Maximum score (unused, kept for compatibility)
 
         Returns:
             List of ProductResult objects
@@ -30,11 +30,8 @@ class ResultFormatter:
             source = hit.get('_source', {})
             score = hit.get('_score', 0.0)
             
-            # Normalize relevance score to 0-1
-            if max_score > 0:
-                relevance_score = min(score / max_score, 1.0)
-            else:
-                relevance_score = 0.0
+            # Use original ES score directly (no normalization)
+            relevance_score = score
 
             # Extract variants
             variants = []
diff --git a/docs/BASE_CONFIG_GUIDE.md b/docs/BASE_CONFIG_GUIDE.md
index c30bdf8..013ec98 100644
--- a/docs/BASE_CONFIG_GUIDE.md
+++ b/docs/BASE_CONFIG_GUIDE.md
@@ -179,7 +179,7 @@ Content-Type: application/json
 2. **结构化结果**：每个结果包含`product_id`, `title`, `variants`, `relevance_score`等字段
 3. **无ES内部字段**：不包含`_id`, `_score`, `_source`等ES内部字段
 4. **嵌套variants**：每个商品包含variants数组，每个variant包含完整的变体信息
-5. **相关性分数**：`relevance_score`是0-1之间的归一化分数
+5. **相关性分数**：`relevance_score`是ES原始分数（不进行归一化）
 
 #### ProductResult字段
 
@@ -196,7 +196,7 @@ Content-Type: application/json
 - `image_url` - 主图URL
 - `in_stock` - 是否有库存
 - `variants` - 变体列表
-- `relevance_score` - 相关性分数（0-1）
+- `relevance_score` - 相关性分数（ES原始分数）
 
 #### VariantResult字段
 
--
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