---
title: 算法与输入边界验证
type: experience
permalink: main/projects/4ac89d31-0e89-4d4b-9cf4-861e92cb9e80/算法与输入边界验证
stable_id: 5c51c39f-5737-482d-929f-ed22bb1f2e2c
scope: project
project_id: 4ac89d31-0e89-4d4b-9cf4-861e92cb9e80
memory_type: experience
status: active
revision: 1
restored_from_commit: 6a6a895eafcca6052e81a14fca103a42635dd1c2
created_at: '2026-09-23T14:54:39.099795+00:00'
updated_at: '2026-09-23T14:54:39.099849+00:00'
---

VP-tree/Haversine 在约 4 万次随机和边界查询中与暴力最近邻结果一致；CSV 额外列会因 DictReader 的 None 值为 list 而在 normalize_row 抛 AttributeError。