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Community Videos

H2O-3 on Stack Overflow Q&A

Terrible performance using XGBoost H2O

2 days ago

Very different Model Performance using XGBoost on H2O I am training a XGBoost model using 5-fold croos validation on...
Error in h2o.find_threshold_by_max_metric unused argument (xval = T)

3 days ago

I am trying to retrieve threshold for max f1 from h2o model. Here is my code: library(h2o) h2o.init() some_model <- h2o...
Accessing parts of h2o model summary in R

3 days ago

When running summary(some_h2o_mode), I get huge print out that includes different metrics, variable importance and everything...
Is it possible to write parquet files to local storage from h2o on hadoop?

3 days ago

I'm working with h2o (latest version 3.26.0.10) on a Hadoop cluster. I've read in a parquet file from HDFS and have performed...
"water.exceptions.H2ONotFoundArgumentException" failing to find schema for MOJO models

5 days ago

I am trying to export a trained model as a MOJO, but when I run: aml.leader().getMojo().writeTo(os); I get water...
Disable H2O Flow UI

5 days ago

I'm planning to use H2O with sparkling water (vesion 3.26.0.2) in production. Thus it is reuired to disable Flow UI that...

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DAI on Stack Overflow Q&A

Unable to load MojoPipelineFactory using custom class loader

9 days ago

I am trying to load the classes required for driverless AI execution(Java API's) using custom class loader instead of the...
Does H2o Driverless ai latest stable 1.8 version support Image Classification

17 days ago

Can we do Image Classification on own dataset using H2o Driverless-ai latest stable 1.8 version
'Experiment DEAD got' warnings in H2O DAI log

one month ago

I see lots of 'Experiment DEAD got' warnings in the H2O DAI experiment log. What does this mean ? 2019-10-10 10:37...
Driverless-Ai Model diagnostics failed - bad operand type for binary abs(): 'nonetype'?

2 months ago

I get the error of "bad operand type for binary abs(): 'nonetype'" from an attempted...
How to install H2O driverless AI in a High Performance Computing?

2 months ago

Is there any documentation on how to install/setup Driverless AI on a High-Performance Computing (HPC) environment, so I...