birbnetes/classification-service
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Added chirp targeting

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Pünkösd Marcell
2020-05-29 17:11:54 +02:00
parent bc88a6aa45
commit fcbf54e90b
1 changed files with 8 additions and 5 deletions
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13
classification_service/mule.py
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@@ -20,7 +20,7 @@ if SENTRY_DSN:
) )
def run_classification(task): def run_classification(task, target_class_name: str):
_, temp_model_name = tempfile.mkstemp() _, temp_model_name = tempfile.mkstemp()
temp_means_name = temp_model_name + "MEANS" temp_means_name = temp_model_name + "MEANS"
@@ -51,6 +51,8 @@ def run_classification(task):
classifier, mean, std, classes, mid_window, mid_step, short_window, short_step, compute_beat \ classifier, mean, std, classes, mid_window, mid_step, short_window, short_step, compute_beat \
= load_model(temp_model_name) = load_model(temp_model_name)
target_id = classes.index(target_class_name) # Might raise ValueError
feature_vector = (numpy.array(task['features']) - mean) / std feature_vector = (numpy.array(task['features']) - mean) / std
class_id, probability = classifier_wrapper(classifier, model_details['type'], feature_vector) class_id, probability = classifier_wrapper(classifier, model_details['type'], feature_vector)
@@ -68,8 +70,8 @@ def run_classification(task):
results = { results = {
"tag": task['tag'], "tag": task['tag'],
"model": task['model'], "model": task['model'],
"class_id": class_id, "is_target": class_id == target_id,
"probability": probability "probability": probability[target_id]
} }
return results return results
@@ -83,8 +85,9 @@ def main():
while True: while True:
message = uwsgi.mule_get_msg() message = uwsgi.mule_get_msg()
task = json.loads(message) task = json.loads(message)
results = run_classification(task) results = run_classification(task, os.environ['TARGET_CLASS_NAME'])
channel.basic_publish(exchange=os.environ['PIKA_EXCHANGE'], routing_key='classification-result', body=json.dumps(results).encode("utf-8")) channel.basic_publish(exchange=os.environ['PIKA_EXCHANGE'], routing_key='classification-result',
body=json.dumps(results).encode("utf-8"))
if __name__ == '__main__': if __name__ == '__main__':