How can the RegressionMetrics produce negative R2 and explained variance?

2015-07-12 Thread afarahat
print hooo,rank, r2 = ,myr2, explained var = , myvar, count = ,mycount -- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/How-can-the-RegressionMetrics-produce-negative-R2-and-explained-variance-tp23779.html Sent from the Apache Spark User List

Re: How can the RegressionMetrics produce negative R2 and explained variance?

2015-07-12 Thread Sean Owen
myvar = metrics.explainedVariance print hooo,rank, r2 = ,myr2, explained var = , myvar, count = ,mycount -- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/How-can-the-RegressionMetrics-produce-negative-R2-and-explained-variance-tp23779.html

Re: How can the RegressionMetrics produce negative R2 and explained variance?

2015-07-12 Thread Feynman Liang
print hooo,rank, r2 = ,myr2, explained var = , myvar, count = ,mycount -- View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/How-can-the-RegressionMetrics-produce-negative-R2-and-explained-variance-tp23779.html Sent from the Apache Spark