Training a Naive Bayes classifier error

[arielmarie2194 (Ariel Strouse)]

While training a Naive Bayes classifier to QIIME 2 I got an error message that I cannot figure out: Plugin error from feature-classifier:

Unable to allocate 1.00 GiB for an array with shape (134217728,) and data type float64

Debug info has been saved to /tmp/qiime2-q2cli-err-q0_rwg34.log

[jwdebelius (Justine Debelius)]

Hi @arielmarie2194,

Check out this post about the memory error.

Feature-classifiers error

Hi, I’m having difficulties with the feature-classifier plugin, in qiime 2019.7. When I run the following command: qiime feature-classifier classify-sklearn –i-classifier silva-132-99-nb-classifier.qza –i-reads rep-seqs.qza –p-pre-dispatch ‘n_jobs’ –o-classification taxonomy.qza –verbose I receive this error: Traceback (most recent call last): File “/home/qiime2/miniconda/envs/qiime2-2019.7/lib/python3.6/site-packages/q2cli/commands.py”, line 327, in call results = action(**argum…

If you can use a pre-trained classifier, though, that is my recommendation.

Best,
Justine