Remove Various Artists from recommendations

src/libs/services/recommendation/impl/audio-similarity/AudioSimilarityEngine.impl.hpp

@@ -612,6 +612,11 @@ namespace lms::recommendation
         });
 
         db::Artist::find(session, db::Artist::FindParameters{}, [&](const db::Artist::pointer& artist) {
+            const auto mbid{ artist->getMBID() };
+            // skip "Various Artists" to avoid false artist matches
+            if (mbid && mbid->getAsString() == "89ad4ac3-39f7-470e-963a-56509c546377")
+                return;
+
             std::unordered_set<db::TrackId> artistTrackIds;
 
             {

src/libs/services/recommendation/impl/clusters/ClustersEngine.cpp

@@ -142,6 +142,11 @@ namespace lms::recommendation
         });
 
         db::Artist::find(session, db::Artist::FindParameters{}, [&](const db::Artist::pointer& artist) {
+            const auto mbid{ artist->getMBID() };
+            // skip "Various Artists" to avoid false artist matches
+            if (mbid && mbid->getAsString() == "89ad4ac3-39f7-470e-963a-56509c546377")
+                return;
+
             std::unordered_set<db::TrackId> artistTrackIds;
 
             {