USearch indexing for Hoplite DB.

chirp/projects/agile2/1_embed_audio_v2.ipynb

@@ -15,7 +15,10 @@
         "from chirp.projects.agile2 import colab_utils\n",
         "from chirp.projects.agile2 import embed\n",
         "from chirp.projects.agile2 import source_info\n",
-        "from chirp.projects.hoplite import interface\n"
+        "from chirp.projects.hoplite import interface\n",
+        "from chirp.projects.hoplite import brutalism\n",
+        "from chirp.projects.hoplite import db_loader\n",
+        "from chirp.projects.hoplite import sqlite_usearch_impl\n"
       ]
     },
     {
@@ -55,7 +58,7 @@
         "#@markdown like '/home/me/myproject/site_XYZ/audio_ABC.wav'\n",
         "dataset_name = ''  #@param {type:'string'}\n",
         "dataset_base_path = ''  #@param {type:'string'}\n",
-        "dataset_fileglob = ''  #@param {type:'string'}\n",
+        "dataset_fileglob = '*.wav'  #@param {type:'string'}\n",
         "\n",
         "#@markdown Choose a supported model: `perch_8` or `birdnet_v2.3` are most common\n",
         "#@markdown for birds. Other choices include `surfperch` for coral reefs or\n",
@@ -82,7 +85,8 @@
         "configs = colab_utils.load_configs(\n",
         "    source_info.AudioSources((audio_glob,)),\n",
         "    db_path,\n",
-        "    model_config_key=model_choice)\n",
+        "    model_config_key=model_choice,\n",
+        "    db_key = 'sqlite_usearch')\n",
         "configs"
       ]
     },
@@ -164,10 +168,14 @@
       "cell_type": "code",
       "execution_count": null,
       "metadata": {
-        "id": "hr_AUAfI7UG_"
+        "id": "ihBNRbwuuwal"
       },
       "outputs": [],
-      "source": []
+      "source": [
+        "q = db.get_embedding(444)\n",
+        "%time results, scores = brutalism.brute_search(worker.db, query_embedding=q, search_list_size=128, score_fn=np.dot)\n",
+        "print([r.embedding_id for r in results])"
+      ]
     }
   ],
   "metadata": {

chirp/projects/agile2/colab_utils.py

@@ -23,6 +23,7 @@
 from chirp.projects.zoo import model_configs
 from etils import epath
 from ml_collections import config_dict
+import numpy as np
 
 
 @dataclasses.dataclass
@@ -49,15 +50,17 @@ def load_configs(
     audio_sources: source_info.AudioSources,
     db_path: str | None = None,
     model_config_key: str = 'perch_8',
+    db_key: str = 'sqlite_usearch',
 ) -> AgileConfigs:
   """Load default configs for the notebook and return them as an AgileConfigs.
 
   Args:
-    audio_globs: Mapping from dataset name to pairs of `(root directory, file
+    audio_sources: Mapping from dataset name to pairs of `(root directory, file
       glob)`.
     db_path: Location of the database.  If None, the database will be created in
       the same directory as the audio.
     model_config_key: Name of the embedding model to use.
+    db_key: The type of database to use.
 
   Returns:
     AgileConfigs object with the loaded configs.
@@ -68,10 +71,7 @@ def load_configs(
           'db_path must be specified when embedding multiple datasets.'
       )
     # Put the DB in the same directory as the audio.
-    db_path = (
-        epath.Path(next(iter(audio_sources.audio_globs)).base_path)
-        / 'hoplite_db.sqlite'
-    )
+    db_path = epath.Path(next(iter(audio_sources.audio_globs)).base_path)
 
   model_key, embedding_dim, model_config = (
       model_configs.get_preset_model_config(model_config_key)
@@ -83,11 +83,19 @@ def load_configs(
   )
   db_config = config_dict.ConfigDict({
       'db_path': db_path,
-      'embedding_dim': embedding_dim,
   })
+  if db_key == 'sqlite_usearch':
+    # A sane default.
+    db_config.usearch_cfg = config_dict.ConfigDict({
+        'embedding_dim': embedding_dim,
+        'metric_name': 'IP',
+        'expansion_add': 256,
+        'expansion_search': 128,
+        'dtype': 'float16',
+    })
 
   return AgileConfigs(
       audio_sources_config=audio_sources,
-      db_config=db_loader.DBConfig('sqlite', db_config),
+      db_config=db_loader.DBConfig(db_key, db_config),
       model_config=db_model_config,
   )

chirp/projects/hoplite/db_loader.py

@@ -16,9 +16,11 @@
 """Database configuration and constructor."""
 
 import dataclasses
+
 from chirp.projects.hoplite import in_mem_impl
 from chirp.projects.hoplite import interface
 from chirp.projects.hoplite import sqlite_impl
+from chirp.projects.hoplite import sqlite_usearch_impl
 from ml_collections import config_dict
 import numpy as np
 import tqdm
@@ -40,6 +42,8 @@ def load_db(self) -> interface.GraphSearchDBInterface:
     """Load the database from the specified path."""
     if self.db_key == 'sqlite':
       return sqlite_impl.SQLiteGraphSearchDB.create(**self.db_config)
+    elif self.db_key == 'sqlite_usearch':
+      return sqlite_usearch_impl.SQLiteUsearchDB.create(**self.db_config)
     elif self.db_key == 'in_mem':
       return in_mem_impl.InMemoryGraphSearchDB.create(**self.db_config)
     else: