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eedalong

fail to train model with java.lang.NullPointerExce ption (null)

2

17/02/10 18:20:31 INFO TaskSetManager: Lost task 345.2 in stage 1.0 (TID 18697) on executor worker8.spark.training.m.com: java.lang.NullPointerException (null) [duplicate 908] Exception in thread "main" 17/02/10 18:20:31 INFO TaskSetManager: Lost task 141.2...

wangxiangbupt

optimus1009

张老师，看了你的"轻量级大规模机器学习算法库Fregata：快速，无需调参",有几个问题想请教一下

2

张老师： 看了您的"轻量级大规模机器学习算法库Fregata：快速，无需调参",有几个问题想请教一下。 Parameter Server，是李沐实现的那套，还是你自己写的？我就是想问问Parameter Server有没有多种实现。

xuxilei

"/Volumes/takun/data/libsvm/a9a", ,"/Volumes/takun/data/libsvm/a9a.t" /Volumes/takun/data/libsvm/mnist2

future-fu

IndexOutOfBoundsException: 2 not in [-2,2)

1

I run the softmax with little data, but error 1 2:1.0 3:1.0 2 1:1.0 2:1.0 3:1.0 3 1:1.0 2:1.0 3:1.0 Job aborted due to stage failure: Task 0 in stage...

kevinew