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Questions tagged [h2o.ai]

52 questions
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H2o Cluster Resources shared issue while on XGBoosts model process

I have used XGBoost for my model. i have noticed that h2o cluster not share memory while on this model process. master A server RAM utilization is very high and master B RAM utilization is very low. i checked h2o logs on both servers and noticed…
Nalinda Perera
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leaderboard for auto-pytorch models

I tried several AutoML frameworks such as AutoGluon, H2O AutoML, and Auto-PyTorch. AutoGluon and H2O AutoMLboth have functions producing a leader board (roc_auc, accuracy, log loss, etc.). However, I do not find an equivalent function on…
Miao Cai
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How to group by multiple columns in h2o frame?

I have a monthly timeseries dataframe grouped by date and team name. I want to convert it to a h2o frame to run the automl models but the index gets dropped in hf_train. How do I group this data in h2o so that the model runs per…
apprunner2186
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Saving H2O GridSeach as CSV

I have the following code: import h2o from h2o.estimators.gbm import H2OGradientBoostingEstimator from h2o.grid.grid_search import H2OGridSearch h2o.init() data=h2o.import_file('dataset.csv') train,test= train.split_frame(ratios=[0.8]) n_trees =…
Adam
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Categorical features encoding in H2O

I train GBM models with H2O and want to use them in my backend (not Java). To do so, I download the MOJOs, convert it to ONNX and run it in my apps. In order to make inference, I need to know how categorical columns transformed to their one-hot…
Maxim Blumental
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why is Past dataset becoming NULL after running h2o.init?

After running h2o.init(), the already(past) created h2o dataframe(dataset) becomes null and is showing error if we use them for other purposes in R std. As a result, I have to clear the environment and load everything (from scratch) Is there Coding…
Navneet
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I am getting error while defining H2OContext in python spark script

Code: from pyspark.sql import SparkSession from pysparkling import * hc = H2OContext.getOrCreate() I am using spark standalone cluster 3.2.1 and try to initiate H2OContext in python file. while trying to run the script using spark-submit, i am…
Priyadutt Bhatt
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How can I save the explain() output for H2O models

I am trying to save the output images (graphs) I get when I use explain() in H2O models. Currently I am just saving the SHAP output using the model.shap_summary_plot(test, save_plot_path=`shap_summary.png`). There is no save_plot_path for…
Shubham Goel
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H2O AI with own python machine learning model integration with snowflake

i have a few questions regarding H2O AI. As per my understanding, h2o AI powers Auto ML functionality. but need to integrate my own python jupyetr ML model. so my questions are, Can we use H2O AI without Auto ML and with our own python jupyter ML…
johnson
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Retrieve loss for each epoch in Python H2O

I would like to plot a loss vs epoch graph from a deep quantile regression model in H2O. I'm using the H2ODeepLearningEstimator but can't seem to find a way to retrieve the loss like in…
mj_whales
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Error when creating H2O context using RSparkling

I am running Spark 2.4.4 using Yarn and interfacing using RSparkling and Sparklyr As per these instructions I've Installed Sparklyr Called the library for Sparklyr Removed any prior installs of H2O Installed the latest version of H2O…
TheGoat
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Killing xxx because the cloud is no longer accepting new H2O nodes

plz help~ i create h2o-stateful-set which set replicas: 3, then i run a h2o automl job, it works well. but suddenly one of pod breakdown, i use kubectl delete pod h2o-k8s-1 to delete this pod. the statefulset create a new pod has same name…
dhr
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are there hooks for tidypredict_sql into h2o.ai

I just found this and I'm interested in exploring using the SQL store to compute some of my learner outputs. I think the database call might be much faster than base R or Python. Awesome…
EngrStudent
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How to solve this error in R: water.exceptions.H2OConcurrentModificationException: Rollups not possible, because Vec was deleted?

For my first use of Package H2o on Rstudio, I received the following message for Ridge model Error: water.exceptions.H2OConcurrentModificationException: Rollups not possible, because Vec was deleted Here is the code I used and unfortunately I…
HAYAT SABIR
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deploy h2o.ai trained learner in snowflake

I am reading article titles that suggest h2o.ai integrates its ML in/with snowflake. https://www.h2o.ai/resources/solution-brief/integration-of-h2o-driverless-ai-with-snowflake/ If I wanted to export a POJO learner like a gbm and have it run in…
EngrStudent
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