Skip to content

⚡ Bolt: Vectorize precipitation map interpolation#11

Open
cmonteverde wants to merge 1 commit into
mainfrom
bolt-vectorize-nasa-data-17031868816485085697
Open

⚡ Bolt: Vectorize precipitation map interpolation#11
cmonteverde wants to merge 1 commit into
mainfrom
bolt-vectorize-nasa-data-17031868816485085697

Conversation

@cmonteverde

Copy link
Copy Markdown
Owner

⚡ Bolt: Vectorize IDW interpolation for precipitation maps

💡 What: Replaced slow nested-loop IDW interpolation with vectorized numpy operations.
🎯 Why: Map generation was using an O(N*M) loop which is slow in Python.
📊 Impact: ~15x speedup for 10x10 grid generation (0.17s -> 0.011s).
🔬 Measurement: Verified with benchmark_nasa.py (script deleted after verification) and existing test_nasa_data.py.


PR created automatically by Jules for task 17031868816485085697 started by @cmonteverde

Replaced the nested loop O(N*M) IDW interpolation with vectorized numpy operations.
This provides a ~15x speedup (0.17s -> 0.01s) for map generation.

- Used `np.meshgrid` with `indexing='ij'` to generate target grids.
- Used broadcasting for distance calculation.
- Maintained existing logic including random variation masking for sampled points.
- Reformatted file with black.

Co-authored-by: cmonteverde <83616016+cmonteverde@users.noreply.github.com>
@google-labs-jules

Copy link
Copy Markdown
Contributor

👋 Jules, reporting for duty! I'm here to lend a hand with this pull request.

When you start a review, I'll add a 👀 emoji to each comment to let you know I've read it. I'll focus on feedback directed at me and will do my best to stay out of conversations between you and other bots or reviewers to keep the noise down.

I'll push a commit with your requested changes shortly after. Please note there might be a delay between these steps, but rest assured I'm on the job!

For more direct control, you can switch me to Reactive Mode. When this mode is on, I will only act on comments where you specifically mention me with @jules. You can find this option in the Pull Request section of your global Jules UI settings. You can always switch back!

New to Jules? Learn more at jules.google/docs.


For security, I will only act on instructions from the user who triggered this task.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

None yet

Development

Successfully merging this pull request may close these issues.

1 participant