MaartenGr / MaartenGr/BERTopic

Negative probabilities in model.transform

Open
#1,613 8 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
Python
Stars
7.8k
Forks
920
Avg merge
22h 24m
Merged PRs (30d)
5

Description

Hi Maarten

I am getting negative probabilties, if i do model.transform after fitting the bertopic model. Also I have put calculate_probabilities=True. Not sure what is the reason for this?

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No files or tests are named. Start by reproducing the reported model.transform behavior with calculate_probabilities=True and inspect the resulting values and model configuration. Done means the cause of the negative probabilities is established and the issue has a verified resolution or clear explanation.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
machine-learning
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.