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Velox Model Server

This project is deprecated. Please check out https://github.com/ucbrise/clipper for more recent work in model serving.

VELOX

Velox is a system for serving machine learning predictions.

  • Supports real-time personalized predictions
  • Integration with Spark and KeystoneML
  • Automatic model training in batch and online

Velox In BDAS

Quickstart

Installing Velox using the provided scripts requires fabric >= 1.10.0 and dependencies (Paramiko >= 1.10.0)

Install and start Velox:

git clone https://github.com/amplab/velox-modelserver.git
cd velox-modelserver/bin/cluster
pip install fabric
fab install_velox_local:~/
fab start_velox:start_local=y

This start a local Velox instance listening on localhost at port 8080.

You can interact with the Velox REST API using cURL.

curl -H "Content-Type: application/json" -d '{"context": 4, "uid":1000}' http://localhost:8080/predict/matrixfact
curl -H "Content-Type: application/json" -d '{"context": 4, "uid":4, "score":1.3}' http://localhost:8080/observe/matrixfact
curl http://localhost:8080/retrain/matrixfact

For more details and a guide to deploying Velox on a cluster, check out our deployment guide.

Contact

Additional resources

License

Velox is under the Apache 2.0 License.

More documentation coming soon