Replace "tie" logic with "ambiguous" logic so that daily brief manual reviews happen when there is more than 1 doc type that meets confidence threshold

app/lib/utils/classifier.py

@@ -148,12 +148,12 @@ def classify(
     if max_score < weights.min_threshold:
         return ClassifyResult(doc_type="unknown", reason="below_threshold", scores=scores, breakdown=breakdown)
 
-    top_types = [t for t, s in scores.items() if s == max_score]
+    above_threshold = [t for t, s in scores.items() if s >= weights.min_threshold]
 
-    if len(top_types) > 1:
-        return ClassifyResult(doc_type="tie", reason="tie", scores=scores, breakdown=breakdown)
+    if len(above_threshold) > 1:
+        return ClassifyResult(doc_type="ambiguous", reason="ambiguous", scores=scores, breakdown=breakdown)
 
-    winner = top_types[0]
+    winner = above_threshold[0]
     if winner not in _ROUTABLE:
         return ClassifyResult(doc_type=winner, reason="not_routable", scores=scores, breakdown=breakdown)
 

app/processor.py

@@ -151,11 +151,11 @@ async def _process_notification(dbx: DropboxClient, notif: dict) -> None:
                             email_identifier=email_identifier,
                         )
 
-                elif result.reason == "tie":
+                elif result.reason == "ambiguous":
                     async with get_db(settings.database_path) as conn:
                         from app.database import insert_daily_brief
                         await log_routing_result(
-                            conn, notif_id, filename, "tie", "brief_pending",
+                            conn, notif_id, filename, "ambiguous", "brief_pending",
                             email_identifier=email_identifier,
                             confidence_scores=result.scores,
                         )
@@ -166,7 +166,7 @@ async def _process_notification(dbx: DropboxClient, notif: dict) -> None:
                             sender_email=sender_email,
                             subject=subject,
                             filename=filename,
-                            reason="tie",
+                            reason="ambiguous",
                             confidence_scores=result.scores,
                         )
                     final_status = "brief_pending"

app/scheduler.py

@@ -174,14 +174,14 @@ class RenewalScheduler:
 
 
 def _build_brief_html(items: list[dict]) -> str:
-    ties = [i for i in items if i["reason"] == "tie"]
+    ambiguous = [i for i in items if i["reason"] == "ambiguous"]
     errors = [i for i in items if i["reason"] == "error"]
 
     sections: list[str] = []
 
-    if ties:
+    if ambiguous:
         rows = ""
-        for item in ties:
+        for item in ambiguous:
             scores: dict = json.loads(item["confidence_scores"]) if item["confidence_scores"] else {}
             score_cols = "".join(
                 f"<td>{doc_type}: {score:.2%}</td>"
@@ -198,12 +198,12 @@ def _build_brief_html(items: list[dict]) -> str:
         score_headers = "".join(
             f"<th>{doc_type}</th>"
             for doc_type in sorted(
-                json.loads(ties[0]["confidence_scores"]).keys()
-                if ties[0]["confidence_scores"] else []
+                json.loads(ambiguous[0]["confidence_scores"]).keys()
+                if ambiguous[0]["confidence_scores"] else []
             )
         )
         sections.append(
-            f"<h2>Ambiguous Routings (Ties)</h2>"
+            f"<h2>Ambiguous Routings</h2>"
             f"<table border='1' cellpadding='4' cellspacing='0'>"
             f"<tr><th>Sender</th><th>Subject</th><th>Attachment</th>{score_headers}</tr>"
             f"{rows}"