Package ml.shifu.guagua.example.kmeans
Class KMeansMaster
- java.lang.Object
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- ml.shifu.guagua.example.kmeans.KMeansMaster
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- All Implemented Interfaces:
ml.shifu.guagua.master.MasterComputable<KMeansMasterParams,KMeansWorkerParams>
public class KMeansMaster extends Object implements ml.shifu.guagua.master.MasterComputable<KMeansMasterParams,KMeansWorkerParams>
KMeansMastercomputes new k center points for next iteration.By accumulating all the k center points sum values from all workers, then average to get new k center points.
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Constructor Summary
Constructors Constructor Description KMeansMaster()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description KMeansMasterParamscompute(ml.shifu.guagua.master.MasterContext<KMeansMasterParams,KMeansWorkerParams> context)Master computation by accumulating all the k center points sum values from all workers, then average to get new k center points.
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Method Detail
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compute
public KMeansMasterParams compute(ml.shifu.guagua.master.MasterContext<KMeansMasterParams,KMeansWorkerParams> context)
Master computation by accumulating all the k center points sum values from all workers, then average to get new k center points.- Specified by:
computein interfaceml.shifu.guagua.master.MasterComputable<KMeansMasterParams,KMeansWorkerParams>- Throws:
NullPointerException- if worker result or worker results is null.
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