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| author | Sadeep Madurange <sadeep@asciimx.com> | 2026-01-11 15:42:35 +0800 |
|---|---|---|
| committer | Sadeep Madurange <sadeep@asciimx.com> | 2026-01-11 16:03:23 +0800 |
| commit | bfc7122157352802fcb5f9a42b13244aed71ecb0 (patch) | |
| tree | cff14af1bd31c135803d7ef2e456b3e711f9a2b6 /_log/neo4j-a-star-search.md | |
| parent | b998760439a20ca1d9fd860525bc95635a6d1e9e (diff) | |
| download | www-bfc7122157352802fcb5f9a42b13244aed71ecb0.tar.gz | |
Add xor() cipher to fpm lock, add limitation to neo4j.term
Diffstat (limited to '_log/neo4j-a-star-search.md')
| -rw-r--r-- | _log/neo4j-a-star-search.md | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/_log/neo4j-a-star-search.md b/_log/neo4j-a-star-search.md index ca9a563..017a33e 100644 --- a/_log/neo4j-a-star-search.md +++ b/_log/neo4j-a-star-search.md @@ -28,7 +28,6 @@ private double computeHeuristic( * Math.sin(lonDistance / 2); final double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); - return earthRadius * c * kmToNM; } ``` @@ -50,6 +49,9 @@ private void updateCosts( 300x speedup. Scaled to 13,000 route points. +Despite impressive speedup, performance horizon visible. Unlikely to scale past +16,000 points. + Upstreamed changes: <a href="https://github.com/neo4j-contrib/neo4j-graph-algorithms/releases/tag/3.4.0.0" class="external" target="_blank" rel="noopener noreferrer">Neo4J v3.4.0</a> | |