Re: [MLlib] Gaussian Process regression in MLlib

2018-02-03 Thread Valeriy Avanesov
Hi, no, I don't thing we should actually compute the n \times n matrix. Leave alone inverting it. However, variational inference is only one of the many sparse GP approaches. Another option could be Bayesian Committee. Best, Valeriy. On 02/02/2018 09:43 PM, Simon Dirmeier wrote: Hey, I w

[SQL] Why CatalogImpl.refreshTable considers views special (vs SessionCatalog.refreshTable)?

2018-02-03 Thread Jacek Laskowski
Hi, I just found out that CatalogImpl.refreshTable [1] considers views special and triggers refresh explicitly even though SessionCatalog.refreshTable does it for all table types [2]? It seems that CatalogImpl.refreshTable makes it unnecessarily. [1] https://github.com/apache/spark/blob/master/s

Are InterpretedProjection and InterpretedMutableProjection of any use at all?

2018-02-03 Thread Jacek Laskowski
Hi, I've ran across InterpretedProjection and InterpretedMutableProjection that seem of no use, esp. InterpretedMutableProjection. What's their purpose in Spark SQL? Why aren't they marked as @deprecated? Pozdrawiam, Jacek Laskowski https://about.me/JacekLaskowski Mastering Spark SQL https: