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[mob] Clean up linear clustering method

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laurenspriem 2024-04-20 12:24:20 +05:30
parent 01aecb9742
commit 7be1b63822
1 changed files with 9 additions and 25 deletions
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34
mobile/lib/services/machine_learning/face_ml/face_clustering/face_clustering_service.dart
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@ -234,7 +234,7 @@ class FaceClusteringService {
);
// return _runLinearClusteringInComputer(input);
_logger.info(
'Clustering executed in ${stopwatchClustering.elapsed.inSeconds} seconds',
'predictLinear Clustering executed in ${stopwatchClustering.elapsed.inSeconds} seconds',
);
isRunning = false;
@ -493,12 +493,13 @@ class FaceClusteringService {
facesWithClusterID.add(faceInfo);
}
}
final alreadyClusteredCount = facesWithClusterID.length;
final sortedFaceInfos = <FaceInfo>[];
sortedFaceInfos.addAll(facesWithClusterID);
sortedFaceInfos.addAll(facesWithoutClusterID);
log(
"[ClusterIsolate] ${DateTime.now()} Clustering ${facesWithoutClusterID.length} new faces without clusterId, and ${facesWithClusterID.length} faces with clusterId",
"[ClusterIsolate] ${DateTime.now()} Clustering ${facesWithoutClusterID.length} new faces without clusterId, and $alreadyClusteredCount faces with clusterId",
);
// Make sure the first face has a clusterId
@ -520,7 +521,6 @@ class FaceClusteringService {
sortedFaceInfos[0].clusterId = clusterID;
clusterID++;
}
final Map<String, int> newFaceIdToCluster = {};
final stopwatchClustering = Stopwatch()..start();
for (int i = 1; i < totalFaces; i++) {
// Incremental clustering, so we can skip faces that already have a clusterId
@ -563,12 +563,6 @@ class FaceClusteringService {
}
closestDistance = distance;
closestIdx = j;
// if (distance < distanceThreshold) {
// if (sortedFaceInfos[j].faceID.startsWith("14914702") ||
// sortedFaceInfos[j].faceID.startsWith("15488756")) {
// log('[XXX] faceIDs: ${sortedFaceInfos[j].faceID} and ${sortedFaceInfos[i].faceID} with distance $distance');
// }
// }
}
}
@ -580,30 +574,20 @@ class FaceClusteringService {
);
clusterID++;
sortedFaceInfos[closestIdx].clusterId = clusterID;
newFaceIdToCluster[sortedFaceInfos[closestIdx].faceID] = clusterID;
}
// if (sortedFaceInfos[i].faceID.startsWith("14914702") ||
// sortedFaceInfos[i].faceID.startsWith("15488756")) {
// log(
// "[XXX] [ClusterIsolate] ${DateTime.now()} Found similar face ${sortedFaceInfos[i].faceID} to ${sortedFaceInfos[closestIdx].faceID} with distance $closestDistance",
// );
// }
sortedFaceInfos[i].clusterId = sortedFaceInfos[closestIdx].clusterId;
newFaceIdToCluster[sortedFaceInfos[i].faceID] =
sortedFaceInfos[closestIdx].clusterId!;
} else {
// if (sortedFaceInfos[i].faceID.startsWith("14914702") ||
// sortedFaceInfos[i].faceID.startsWith("15488756")) {
// log(
// "[XXX] [ClusterIsolate] ${DateTime.now()} Found new cluster $clusterID for face ${sortedFaceInfos[i].faceID}",
// );
// }
clusterID++;
sortedFaceInfos[i].clusterId = clusterID;
newFaceIdToCluster[sortedFaceInfos[i].faceID] = clusterID;
}
}
// Finally, assign the new clusterId to the faces
final Map<String, int> newFaceIdToCluster = {};
for (final faceInfo in sortedFaceInfos.sublist(alreadyClusteredCount)) {
newFaceIdToCluster[faceInfo.faceID] = faceInfo.clusterId!;
}
stopwatchClustering.stop();
log(
' [ClusterIsolate] ${DateTime.now()} Clustering for ${sortedFaceInfos.length} embeddings executed in ${stopwatchClustering.elapsedMilliseconds}ms',