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Credit Transition Matrix

处理信用评级转移矩阵,支持Not-Rated状态重分配、年度与月度矩阵转换、状态空间定义及数据集表征。
处理信用评级转移矩阵,支持Not‑Rated重分配、年度/月度矩阵转换、状态空间定义及数据集表征。
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#credit#data#doramagic-crystal#finance#latest#risk

概述

信用转移矩阵 (credit-transition-matrix)

> 处理信用评级转移矩阵,支持Not-Rated状态重分配、年度与月度矩阵转换、状态空间定义及数据集表征。

Pipeline

data_collection -> data_storage -> factor_computation -> target_selection -> trading_execution -> visualization

Top Use Cases (22 total)

Adjust Not-Rated State in Credit Migration Matrices (UC-101)

Credit rating transition matrices often contain 'not-rated' (NR) observations that need to be redistributed to rated states for downstream risk calcul

Triggers: not-rated, NR adjustment, credit migration

Adjust Not-Rated State via Python Script (UC-104)

Corporate credit rating migration data contains NR (not-rated) states that must be removed using noninformative redistribution method before calculati

Triggers: not-rated, NR removal, credit rating

Clean and Prepare Transition Data (UC-108)

Raw credit rating data requires preprocessing including column renaming, state validation, and absorbing state verification before it can be used for

Triggers: data cleaning, preprocessing, validation

For all 22 use cases, see references/USE_CASES.md.

Execute trigger: When user intent matches intent_router.uc_entries[].positive_terms AND user uses action verb (run/execute/跑/执行/backtest/fetch/collect)

What I'll Ask You

  • Target market: A-share (default), HK, or crypto? (US stocks in ZVT are half-baked — stockus_nasdaq_AAPL exists but coverage is thin)
  • Data source / provider: eastmoney (free, no account), joinquant (account+paid), baostock (free, good history), akshare, or qmt (broker)?
  • Strategy type: MACD golden-cross, MA crossover, volume breakout, fundamental screen, or custom factor?
  • Time range: start_timestamp and end_timestamp for backtest period
  • Target entity IDs: specific stocks (stock_sh_600000) or index components (SZ1000)?

Semantic Locks (Fatal)

IDRuleOn Violation
---------
SL-01Execute sell orders before buy orders in every trading cyclehalt
SL-02Trading signals MUST use next-bar execution (no look-ahead)halt
SL-03Entity IDs MUST follow format entity_type_exchange_codehalt
SL-04DataFrame index MUST be MultiIndex (entity_id, timestamp)halt
SL-05TradingSignal MUST have EXACTLY ONE of: position_pct, order_money, order_amounthalt
SL-06filter_result column semantics: True=BUY, False=SELL, None/NaN=NO ACTIONhalt
SL-07Transformer MUST run BEFORE Accumulator in factor pipelinehalt
SL-08MACD parameters locked: fast=12, slow=26, signal=9halt

Full lock definitions: references/LOCKS.md

Top Anti-Patterns (14 total)

  • AP-CREDIT-RISK-001: Empty DataFrame passed to bucketing pipeline
  • AP-CREDIT-RISK-002: Multi-dimensional target array causing WoE shape mismatch
  • AP-CREDIT-RISK-003: OptimalBucketer receiving high-cardinality numerical features

All 14 anti-patterns: references/ANTI_PATTERNS.md

Evidence Quality Notice

> [QUALITY NOTICE] This crystal was compiled from blueprint finance-bp-119. Evidence verify ratio = 35.8% and audit fail total = 15. Generated results may have uncaptured requirement gaps. Verify critical decisions against source files (LATEST.yaml / LATEST.jsonl).

Reference Files

FileContentsWhen to Load
---------
references/seed.yamlV6+ 全量权威 (source-of-truth)有行为/决策争议时必读
references/ANTI_PATTERNS.md14 条跨项目反模式开始实现前
references/WISDOM.md跨项目精华借鉴架构决策时
references/CONSTRAINTS.mddomain + fatal 约束规则冲突时
references/USE_CASES.md全量 KUC-* 业务场景需要完整示例时
references/LOCKS.mdSL-* + preconditions + hints生成回测/交易代码前
references/COMPONENTS.mdAST 组件地图(按 module 拆分)查 API 时

Compiled by Doramagic crystal-compilation-v6.1 from finance-bp-119 blueprint at 2026-04-22T13:00:58.228711+00:00.

See human_summary.md for non-technical overview.

版本历史

共 1 个版本

  • v0.3.3 当前
    2026-05-07 19:25 安全 安全

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