rust-ml / rust-ml/linfa

Investigate discrepancy between non-BLAS and BLAS versions of `linfa-ica`

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#262 1 comment 0 reactions 0 assignees View on GitHub

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enhancement help wanted
Dominant language
Rust
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Description

According to these results, all ICA benchmarks are noticibly faster with BLAS than without, though this is less severe at higher sample sizes. We should profile the non-BLAS benchmark runs (using something like flamegraph) and see if we can fix the discrepancy.

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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

Start with the linfa-ica non-BLAS benchmark runs and compare them with the BLAS results linked in issue #228. Profile the non-BLAS runs with a tool such as flamegraph, identify the source of the performance discrepancy, and verify whether the discrepancy is reduced after the relevant fix.

Written by the indexing model from the issue text.

Assessment

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

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