From 5a2be87f658d01bc5b3b7ecdba92ac69bf09dcf7 Mon Sep 17 00:00:00 2001
From: ai_xiaopei <xiaopei@aisim.cn>
Date: Thu, 03 Sep 2026 15:15:37 +0800
Subject: [PATCH] fix(search): 搜索准确性四连修——FTS5 MATCH 引号包裹(连字符不再被解析成 MINUS);KeywordSearch 截断按命中关键词数排序(高频 bigram 不再挤出强相关文档);原词奖励档(完整短语压过泛化 bigram);tags 字段真实参与评分(此前误用 Section)

---
 internal/graph/model.go |   13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/internal/graph/model.go b/internal/graph/model.go
index 485cc6e..06a70c2 100644
--- a/internal/graph/model.go
+++ b/internal/graph/model.go
@@ -21,9 +21,16 @@
 type Edge struct {
 	FromNode   int64  `json:"from_node"`
 	ToNode     int64  `json:"to_node"` // 对于 tag/entity 边,ToNode 可以是虚拟节点 ID
-	Relation   string `json:"relation"` // "tag" | "entity" | "wikilink"
-	Label      string `json:"label"`    // 具体值
-	Provenance string `json:"provenance"`
+	Relation   string `json:"relation"`   // "tag" | "entity" | "wikilink"
+	Label      string `json:"label"`      // 具体值
+	Provenance string `json:"provenance"` // "exact" | "fuzzy" | "tag" | "entity"
+}
+
+// UnresolvedLink 悬空 wikilink(未匹配到目标节点)
+type UnresolvedLink struct {
+	FromNode int64 // BuildGraph 内部节点 ID
+	LinkText string
+	NameTail string
 }
 
 // Graph 知识图谱

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