评分选 TR、阶段最小跨度、elements_only 门闩、Top-8 VP;无币种独立参数。 Co-authored-by: Cursor <cursoragent@cursor.com>
70 lines
2.4 KiB
Markdown
70 lines
2.4 KiB
Markdown
# ECR-004
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**Title:** 威科夫区间评分硬化与主站 VP 绘图减负
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**Status:** Done (Reviewed)
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**Date:** 2026-08-06
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**Change Level:** L2
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## Change
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跟进 ECR-003 CODE_REVIEW Findings:改进交易区间选取启发式、阶段最小长度、收紧单测;主站 VP/叠层降低 Lightweight series 数量;`include_wyckoff` 与主周期分析同门闩。
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## Motivation
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003 已 Approve 合入;质量与内存项不得回塞已审变更,须独立可审闭环。
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## Scope
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### Allowed
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- `chanlun/analysis/wyckoff/range.py` / `events.py`(阶段)启发式与单测
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- `web/static/js/app/chart_tv.js` 威科夫 VP/填充绘制路径
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- `web/api/analyze.py`:`elements_only` 时不跑威科夫;默认 `vp_bins` 上限 24
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- ESS 文档与契约测试补充断言(不删既有 `wyckoff` 键)
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### Forbidden
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- 改笔/段/中枢/买卖点语义
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- `config/` / `strategies/`
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- `/chan_tv`
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- 新数据源 / 订单流
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- **按币种独立参数表**(全局 ATR 相对即可;当前以 BTC 场景验证)
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## Decisions(Approve 时锁定)
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- VP:**A+C**(前端 Top-N 有量 bin + 服务端 bins 上限 24)
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- 不做 per-symbol 参数
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## Risk
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| Risk | Mitigation |
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|------|------------|
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| TR 结果相对 003 漂移 | 合成夹具锁定高低与起点;文档标明启发式迭代 |
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| 前端 VP 观感变化 | 保留 POC/VAH/VAL;密度用 Top-N |
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| 回归 | 扩展 `tests/test_wyckoff.py` + 既有契约套件 |
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## Acceptance Criteria
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- [x] 合成箱体夹具:`trading_range` 高低接近箱体边界,起点不落入明显前置趋势段
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- [x] 开启 VP 时主图新增 series 数显著低于「每 bin 一条」(目标:填充+VP ≤ ~15 或等价合并策略)
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- [x] 阶段输出满足最小跨度或合并退化段;文档说明规则
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- [x] `elements_only=true` 即使 `include_wyckoff=1` 也不返回 `wyckoff`
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- [x] golden 缠论基线不变;相关 pytest 绿
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- [x] TEST/IMPL/CHANGELOG/TRACEABILITY + CODE_REVIEW
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## Rollback
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`git revert`;UI 关威科夫即可无图面影响。
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## Risk Review
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- `docs/RISK_REVIEW/ECR-004.md` — N/A(展示/启发式,非 Live 策略)
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## Linked
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- IDEA: `docs/IDEA/IDEA-005-wyckoff-harden.md`
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- 上游: `docs/CODE_REVIEW/ECR-003.md` Findings 1–5
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- PRODUCT_SPEC / ENGINEERING_SPEC: 同目录 ECR-004-*
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- TRACEABILITY: Yes
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- CODE_REVIEW: `docs/CODE_REVIEW/ECR-004.md` — Approve
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