time taken to do search, increase ivfflat probes

app/controllers/domain/posts_controller.rb

@@ -156,11 +156,13 @@ class Domain::PostsController < DomainController
     @uploaded_image_data_uri = create_thumbnail(image_path, content_type)
     @uploaded_hash_value = generate_fingerprint(image_path)
     @uploaded_detail_hash_value = generate_detail_fingerprint(image_path)
+    before = Time.now
     similar_fingerprints =
       helpers.find_similar_fingerprints(
         fingerprint_value: @uploaded_hash_value,
         fingerprint_detail_value: @uploaded_detail_hash_value,
       ).take(10)
+    @time_taken = Time.now - before
 
     @matches = similar_fingerprints
     @good_matches =

app/helpers/domain/visual_search_helper.rb

@@ -90,7 +90,7 @@ module Domain
       oversearch: 2,
       includes: {}
     )
-      ActiveRecord::Base.connection.execute("SET ivfflat.probes = 10")
+      ActiveRecord::Base.connection.execute("SET ivfflat.probes = 20")
 
       Domain::PostFile::BitFingerprint
         .order(

app/views/domain/posts/visual_results.html.erb

@@ -36,6 +36,9 @@
           No results found
         <% end %>
       </div>
+      <div class="text-gray-400 text-xs">
+        <%= "took #{(@time_taken * 1000).round(1)} ms" %>
+      </div>
     </div>
   </div>
   <div class="flex flex-wrap gap-3 justify-center max-w-full">