Re: covid 19 Data [DISCUSSION]

2020-04-12 Thread Shamshad Ansari
Does any one know of any source to get chest X-rays or CT scan of COVID-19 patients? Thank you. --Sam On Sun, Apr 12, 2020 at 3:30 PM jane thorpe wrote: > Hi, > > Three weeks a phD guy proposed to start a project to use Apache Spark > to help the WHO with predictive analysis using COVID -19 da

Re: [spark standalone mode] force spark to launch driver in a specific worker in cluster mode

2019-07-25 Thread Shamshad Ansari
spark.driver.host (local hostname) Hostname or IP address for the driver. This is used for communicating with the executors and the standalone Master. On Fri, Jul 26, 2019 at 12:43 AM Latha Appanna wrote: > Hello, > > I'm looking for ways to configure spark-master to launch *driver* in a > sp

How to get loss per iteration in Spark MultilayerPerceptronClassificationModel?

2019-07-20 Thread Shamshad Ansari
Hello All, Apache Spark ML's LogisticRegressionModel has summary().objectHistory() method. Is there any such method available for MultilayerPerceptronClassificationModel? If not, what’s a way to get loss per iteration? Any help is greatly appreaciated. Thank you.

[Spark ML] Using GBTClassifier in OneVsRest

2016-10-20 Thread ansari
It appears as if the inheritance hierarchy doesn't allow GBTClassifiers to be used as the binary classifier in a OneVsRest trainer. Is there a simple way to use gradient-boosted trees for multiclass (not binary) problems? Specifically, it complains that GBTClassifier doesn't inherit from Classifie