diff --git a/src/memory/api/MCP/tools.py b/src/memory/api/MCP/tools.py
index 57ee9dd..15951bb 100644
--- a/src/memory/api/MCP/tools.py
+++ b/src/memory/api/MCP/tools.py
@@ -291,7 +291,7 @@ async def observe(
     content: str,
     subject: str,
     observation_type: str = "general",
-    confidence: float = 0.8,
+    confidences: dict[str, float] = {},
     evidence: dict | None = None,
     tags: list[str] | None = None,
     session_id: str | None = None,
@@ -345,12 +345,16 @@ async def observe(
             - "contradiction": An inconsistency with previous observations
             - "general": Doesn't fit other categories
 
-        confidence: How certain you are (0.0-1.0):
+        confidences: How certain you are (0.0-1.0) in a given aspect of the observation:
             - 1.0: User explicitly stated this
             - 0.9: Strongly implied or demonstrated repeatedly
             - 0.8: Inferred with high confidence (default)
             - 0.7: Probable but with some uncertainty
             - 0.6 or below: Speculative, use sparingly
+            Provided as a mapping of <aspect>: <confidence>
+            Examples:
+            - {"observation_accuracy": 0.95}
+            - {"observation_accuracy": 0.8, "interpretation": 0.5}
 
         evidence: Supporting context as a dict. Include relevant details:
             - "quote": Exact words from the user
@@ -392,7 +396,7 @@ async def observe(
                     "of all evil'. They prioritize code purity over performance.",
             subject="programming_philosophy",
             observation_type="belief",
-            confidence=0.95,
+            confidences={"observation_accuracy": 0.95},
             evidence={
                 "quote": "State is the root of all evil in programming",
                 "context": "Discussing why they chose Haskell for their project"
@@ -408,7 +412,7 @@ async def observe(
                     "typically between 11pm and 3am, claiming better focus",
             subject="work_schedule",
             observation_type="behavior",
-            confidence=0.85,
+            confidences={"observation_accuracy": 0.85},
             evidence={
                 "context": "Mentioned across multiple conversations over 2 weeks"
             },
@@ -422,7 +426,7 @@ async def observe(
                     "previously argued strongly for monoliths in similar contexts",
             subject="architecture_preferences",
             observation_type="contradiction",
-            confidence=0.9,
+            confidences={"observation_accuracy": 0.9},
             evidence={
                 "quote": "Microservices are definitely the way to go",
                 "context": "Designing a new system similar to one from 3 months ago"
@@ -438,7 +442,7 @@ async def observe(
             "subject": subject,
             "content": content,
             "observation_type": observation_type,
-            "confidence": confidence,
+            "confidences": confidences,
             "evidence": evidence,
             "tags": tags,
             "session_id": session_id,
@@ -457,7 +461,7 @@ async def search_observations(
     subject: str = "",
     tags: list[str] | None = None,
     observation_types: list[str] | None = None,
-    min_confidence: float = 0.5,
+    min_confidences: dict[str, float] = {},
     limit: int = 10,
 ) -> list[dict]:
     """
@@ -478,12 +482,6 @@ async def search_observations(
         - To build context about the user's expertise or interests
         - Whenever personalization would improve your response
 
-    How it works:
-        Uses hybrid search combining semantic similarity with keyword matching.
-        Searches across multiple embedding spaces (semantic meaning and temporal
-        context) to find relevant observations from different angles. This approach
-        ensures you find both conceptually related and specifically mentioned items.
-
     Args:
         query: Natural language description of what you're looking for. The search
             matches both meaning and specific terms in observation content.
@@ -513,10 +511,9 @@ async def search_observations(
             - "general": Other observations
             Leave as None to search all types.
 
-        min_confidence: Only return observations with confidence >= this value.
-            - Use 0.8+ for high-confidence facts
-            - Use 0.5-0.7 to include inferred observations
-            - Default 0.5 includes most observations
+        min_confidences: Only return observations with confidence >= this value, e.g.
+        {"observation_accuracy": 0.8, "interpretation": 0.5} facts where you were confident
+        that you observed the fact but are not necessarily sure about the interpretation.
             Range: 0.0 to 1.0
 
         limit: Maximum results to return (1-100). Default 10. Increase when you
@@ -579,7 +576,6 @@ async def search_observations(
     temporal = observation.generate_temporal_text(
         subject=subject or "",
         content=query,
-        confidence=0,
         created_at=datetime.now(timezone.utc),
     )
     results = await search(
@@ -593,7 +589,7 @@ async def search_observations(
         limit=limit,
         filters=SearchFilters(
             subject=subject,
-            confidence=min_confidence,
+            min_confidences=min_confidences,
             tags=tags,
             observation_types=observation_types,
             source_ids=filter_observation_source_ids(tags=tags),
diff --git a/src/memory/api/admin.py b/src/memory/api/admin.py
index ea9cad0..4750adb 100644
--- a/src/memory/api/admin.py
+++ b/src/memory/api/admin.py
@@ -188,6 +188,8 @@ class AgentObservationAdmin(ModelView, model=AgentObservation):
         "inserted_at",
     ]
     column_searchable_list = ["subject", "observation_type"]
+    column_default_sort = [("inserted_at", True)]
+    column_sortable_list = ["inserted_at"]
 
 
 class NoteAdmin(ModelView, model=Note):
@@ -201,6 +203,8 @@ class NoteAdmin(ModelView, model=Note):
         "inserted_at",
     ]
     column_searchable_list = ["subject", "content"]
+    column_default_sort = [("inserted_at", True)]
+    column_sortable_list = ["inserted_at"]
 
 
 def setup_admin(admin: Admin):
diff --git a/src/memory/api/search/bm25.py b/src/memory/api/search/bm25.py
index 9acb098..5c68f1d 100644
--- a/src/memory/api/search/bm25.py
+++ b/src/memory/api/search/bm25.py
@@ -10,7 +10,7 @@ import Stemmer
 from memory.api.search.utils import SourceData, AnnotatedChunk, SearchFilters
 
 from memory.common.db.connection import make_session
-from memory.common.db.models import Chunk
+from memory.common.db.models import Chunk, ConfidenceScore
 
 logger = logging.getLogger(__name__)
 
@@ -25,9 +25,24 @@ async def search_bm25(
         items_query = db.query(Chunk.id, Chunk.content).filter(
             Chunk.collection_name.in_(modalities)
         )
+
         if source_ids := filters.get("source_ids"):
             items_query = items_query.filter(Chunk.source_id.in_(source_ids))
+
+        # Add confidence filtering if specified
+        if min_confidences := filters.get("min_confidences"):
+            for confidence_type, min_score in min_confidences.items():
+                items_query = items_query.join(
+                    ConfidenceScore,
+                    (ConfidenceScore.source_item_id == Chunk.source_id)
+                    & (ConfidenceScore.confidence_type == confidence_type)
+                    & (ConfidenceScore.score >= min_score),
+                )
+
         items = items_query.all()
+        if not items:
+            return []
+
         item_ids = {
             sha256(item.content.lower().strip().encode("utf-8")).hexdigest(): item.id
             for item in items
diff --git a/src/memory/api/search/embeddings.py b/src/memory/api/search/embeddings.py
index 132b6bb..6af1d06 100644
--- a/src/memory/api/search/embeddings.py
+++ b/src/memory/api/search/embeddings.py
@@ -111,15 +111,26 @@ async def search_embeddings(
     - filters: Filters to apply to the search results
     - multimodal: Whether to search in multimodal collections
     """
-    query_filters = {}
-    if confidence := filters.get("confidence"):
-        query_filters["must"] += [{"key": "confidence", "range": {"gte": confidence}}]
-    if tags := filters.get("tags"):
-        query_filters["must"] += [{"key": "tags", "match": {"any": tags}}]
-    if observation_types := filters.get("observation_types"):
-        query_filters["must"] += [
-            {"key": "observation_type", "match": {"any": observation_types}}
+    query_filters = {"must": []}
+
+    # Handle structured confidence filtering
+    if min_confidences := filters.get("min_confidences"):
+        confidence_filters = [
+            {
+                "key": f"confidence.{confidence_type}",
+                "range": {"gte": min_confidence_score},
+            }
+            for confidence_type, min_confidence_score in min_confidences.items()
         ]
+        query_filters["must"].extend(confidence_filters)
+
+    if tags := filters.get("tags"):
+        query_filters["must"].append({"key": "tags", "match": {"any": tags}})
+
+    if observation_types := filters.get("observation_types"):
+        query_filters["must"].append(
+            {"key": "observation_type", "match": {"any": observation_types}}
+        )
 
     client = qdrant.get_qdrant_client()
     results = query_chunks(
@@ -129,7 +140,7 @@ async def search_embeddings(
         embedding.embed_text if not multimodal else embedding.embed_mixed,
         min_score=min_score,
         limit=limit,
-        filters=query_filters,
+        filters=query_filters if query_filters["must"] else None,
     )
     search_results = {k: results.get(k, []) for k in modalities}
 
diff --git a/src/memory/api/search/utils.py b/src/memory/api/search/utils.py
index cf8fe20..24a937d 100644
--- a/src/memory/api/search/utils.py
+++ b/src/memory/api/search/utils.py
@@ -65,7 +65,7 @@ class SearchResult(BaseModel):
 
 class SearchFilters(TypedDict):
     subject: NotRequired[str | None]
-    confidence: NotRequired[float]
+    min_confidences: NotRequired[dict[str, float]]
     tags: NotRequired[list[str] | None]
     observation_types: NotRequired[list[str] | None]
     source_ids: NotRequired[list[int] | None]