kochizufan · Oct 26, 2026 · Oct 26, 2026 · Oct 26, 2026 · Oct 26, 2026
diff --git a/README.ja.md b/README.ja.md
@@ -6,7 +6,7 @@
 
 - Input: GCPs plus a single CRS
 - Output: `world_file_basic` and post-shear refinement
-- Runtime: Node.js と browser。browser は**行ごとに実績が違う**ため 3 段に分けて書く（m3-t1）。**(1) バンドル可能性 = 検証済**: Teiresias の `pnpm run verify:demo-bundle`（`scripts/verify-demo-browser-bundle.mjs`）が demo build の出力チャンクを走査し、Node 固有指定子が残っていないことと Daedalus 由来コードが実在することを機械検証する（CI から継続的に走る）。**(2) 実ブラウザでの実行 = 観測済（「検証済」ではない）**: 2026-08-29 に Teiresias デモを実ブラウザで **1 回観測**した（m3-t1/AC-16）。1 回の観測は自動検査ではない ∴ 回帰を守らない。**(3) CI 上での継続的・自動のブラウザ実行と canvas ドラッグの自動操作 = 未検証**（Cycle 1 の既知欠落）。`Daedalus/src` は本件のために 1 バイトも変更していない（m0 凍結を解いていない）
+- Runtime: Node.js とブラウザ。ブラウザでの対応は 3 段に分けて書きます。**(1) バンドルできること = 検証済み**: Teiresias の `pnpm run verify:demo-bundle`（`scripts/verify-demo-browser-bundle.mjs`）がデモのビルドの出力チャンクを走査し、Node 固有の指定子が残っていないことと Daedalus 由来のコードが実在することを機械で検証します（CI から継続的に走ります）。**(2) 実ブラウザでの実行 = 手動で 1 回確認済み**: 2026-08-29 に Teiresias のデモを実ブラウザで動かして確かめました。1 回の手動確認は自動テストではないため、回帰は防げません。**(3) CI での継続的・自動のブラウザ実行 = 未対応**（予定。[#4](https://github.com/code4history/Daedalus/issues/4) を参照）。
 - Scope: fitting only, not CRS candidate lookup
 
 English README is [here](./README.md).
@@ -81,7 +81,7 @@ affine の残差自由度は `df2 = 2n-6` である。採用は次の**両方**
 
 `holdout` を指定した場合はさらに `holdoutRmsAffine <= holdoutRmsSimilarity` を要求する。
 
-**SSE の数値的ゼロ**は厳密比較ではなく許容つきで判定する（仕様正本の「数値許容内の厳密適合」）。
+**SSE の数値的ゼロ**は厳密比較ではなく許容つきで判定する（「数値許容内の厳密適合」）。
 
 ```
 epsSSE = 1024 · Number.EPSILON² · Σ(X² + Y²)      （和は training GCP の geo 座標）
@@ -92,7 +92,7 @@ Z(s)   = (s <= epsSSE)
 - `Z(SSE6)` かつ `¬Z(SSE4)`: `F = +Infinity` として F gate を通す
 
 `alpha = 0.05` / `minRelativeImprovement = 0.01` / 安全係数 `1024` は実データで較正した値ではなく、
-Cycle 1 の過適合抑制のための初期ヒューリスティック（仮仕様）である。
+過適合抑制のための初期ヒューリスティックである。
 
 ### `debug`（`options.debug` が真のときのみ）
 
@@ -104,21 +104,14 @@ Cycle 1 の過適合抑制のための初期ヒューリスティック（仮仕
 | `fStatistic` / `criticalF` / `relativeImprovement` | F gate を評価したとき |
 | `holdoutRmsSimilarity` / `holdoutRmsAffine` | `holdout` を指定して検証に到達したとき |
 
-### 非目標（Cycle 1）
+### 非目標
+
+次のものには対応していません。将来の版の候補として [#3](https://github.com/code4history/Daedalus/issues/3)（検証・重み・ロバスト推定・広域など）と [#4](https://github.com/code4history/Daedalus/issues/4)（CI でのブラウザ実行）で扱います。
 
 - LOO（leave-one-out）validation（未指定 holdout は `validationSkipped`）
 - 一般形 `criticalF`（df1≠2 の不完全ベータ）
 - weight / robust fitting / 逆写像 RMS の高度化 / アンチメリディアン・極域
-
-## 関連文書
-
-- [CRS 推定ライブラリ群 仮仕様正本](../docs/superpowers/specs/2026-08-27-c1-crs-libs-provisional-spec.md) —
-  本 package の観測契約・数値挙動が集約されている（**仮仕様**であり人間承認済みの確定仕様ではない）。
-- [mock transformer 契約文書](../docs/superpowers/specs/2026-08-28-mock-transformer-contract.md) —
-  `src/testkit/` が提供する mock adapter の契約。
-
-上記リンクは**親リポジトリ（monorepo）を checkout したときにのみ解決する**。
-本 repository を単体で clone した場合、`../docs/` は存在しない。
+- CI での継続的・自動のブラウザ実行（上の「Runtime」を参照）
 
 ## ライセンス
 

diff --git a/README.md b/README.md
@@ -6,7 +6,7 @@
 
 - Input: GCPs plus a single CRS
 - Output: `world_file_basic` and post-shear refinement
-- Runtime: Node.js and browser. The browser story differs line by line, so it is written in three tiers (m3-t1). **(1) Bundlability = verified**: Teiresias' `pnpm run verify:demo-bundle` (`scripts/verify-demo-browser-bundle.mjs`) scans the output chunks of the demo build and mechanically verifies that no Node-specific specifier remains and that Daedalus-derived code is actually present (it runs continuously from CI). **(2) Execution in a real browser = observed (not "verified")**: the Teiresias demo was observed **once** in a real browser on 2026-08-29 (m3-t1/AC-16). A single observation is not an automated check, so it does not guard against regressions. **(3) Continuous, automated browser execution on CI and automated canvas drag operation = unverified** (a known gap of Cycle 1). `Daedalus/src` has not been changed by a single byte for this work (the m0 freeze has not been lifted).
+- Runtime: Node.js and browser. Browser support is described in three levels. **(1) Bundlability = verified**: Teiresias' `pnpm run verify:demo-bundle` (`scripts/verify-demo-browser-bundle.mjs`) scans the output chunks of the demo build and mechanically verifies that no Node-specific specifier remains and that Daedalus-derived code is actually present (it runs continuously from CI). **(2) Execution in a real browser = checked manually once**: the Teiresias demo was run in a real browser on 2026-08-29. A single manual check is not an automated test, so it does not guard against regressions. **(3) Continuous, automated browser execution on CI = not available yet** (planned; see [#4](https://github.com/code4history/Daedalus/issues/4)).
 - Scope: fitting only, not CRS candidate lookup
 
 日本語のREADMEは[こちら](./README.ja.md)。
@@ -84,7 +84,7 @@ the following hold.
 When `holdout` is specified, `holdoutRmsAffine <= holdoutRmsSimilarity` is required in addition.
 
 **Numerical zero of the SSE** is judged with a tolerance rather than by strict comparison
-(the "exact fit within numerical tolerance" of the provisional specification).
+("exact fit within numerical tolerance").
 
 ```
 epsSSE = 1024 · Number.EPSILON² · Σ(X² + Y²)      (the sum is over the geo coordinates of the training GCPs)
@@ -96,8 +96,7 @@ Z(s)   = (s <= epsSSE)
 - `Z(SSE6)` and `¬Z(SSE4)`: the F gate is passed by treating `F = +Infinity`
 
 `alpha = 0.05`, `minRelativeImprovement = 0.01` and the safety factor `1024` are not values calibrated
-against real data; they are initial heuristics (a provisional specification) for suppressing overfitting
-in Cycle 1.
+against real data; they are initial heuristics for suppressing overfitting.
 
 ### `debug` (only when `options.debug` is truthy)
 
@@ -109,22 +108,16 @@ in Cycle 1.
 | `fStatistic` / `criticalF` / `relativeImprovement` | when the F gate was evaluated |
 | `holdoutRmsSimilarity` / `holdoutRmsAffine` | when `holdout` was specified and validation was reached |
 
-### Non-goals (Cycle 1)
+### Non-goals
+
+The following are not supported. They are candidates for a future release and are tracked in the
+issues [#3](https://github.com/code4history/Daedalus/issues/3) (validation, weights, robust fitting, wide areas and more) and
+[#4](https://github.com/code4history/Daedalus/issues/4) (browser execution on CI).
 
 - LOO (leave-one-out) validation (an unspecified holdout gives `validationSkipped`)
 - The general form of `criticalF` (the incomplete beta function for df1≠2)
 - Weights / robust fitting / more advanced inverse-mapping RMS / antimeridian and polar regions
-
-## Related documents
-
-- [Provisional specification of the CRS estimation libraries](../docs/superpowers/specs/2026-08-27-c1-crs-libs-provisional-spec.md) —
-  the observation contract and the numerical behaviour of this package are collected there
-  (it is a **provisional specification**, not a finalized specification approved by a human).
-- [Mock transformer contract](../docs/superpowers/specs/2026-08-28-mock-transformer-contract.md) —
-  the contract of the mock adapter provided by `src/testkit/`.
-
-The links above **resolve only when the parent repository (the monorepo) is checked out**.
-When this repository is cloned on its own, `../docs/` does not exist.
+- Continuous, automated browser execution on CI (see "Runtime" above)
 
 ## License
 

diff --git a/openspec/changes/bootstrap-worldfile-fitting/tasks.md b/openspec/changes/bootstrap-worldfile-fitting/tasks.md
@@ -1,4 +1,12 @@
 ## 1. Specification
-- [ ] 1.1 Define `world_file_basic` fitting.
-- [ ] 1.2 Define post-selection shear refinement.
-- [ ] 1.3 Define residual metrics and helper contracts.
+- [x] 1.1 Define `world_file_basic` fitting.
+- [x] 1.2 Define post-selection shear refinement.
+- [x] 1.3 Define residual metrics and helper contracts.
+
+> Implemented.
+> - 1.1: closed-form similarity (Helmert) fitting behind the public `fitWorldFile` (`src/fitting/similarity.ts`, `src/index.ts`).
+>   Test: `tests/similarity.test.ts` "similarity closed-form Helmert fitting".
+> - 1.2: affine (shear) refinement after selection, adopted only through the F gate and the relative improvement gate,
+>   with optional holdout validation (`src/fitting/affine.ts`). Test: `tests/affine.test.ts`.
+> - 1.3: `rmsMeters` / `rmsPixels`, the `debug` SSE and MSE, and the warning codes (`src/types.ts`).
+>   Tests: `tests/affine.test.ts`, `tests/contract-freeze.test.ts`, `tests/api-smoke.test.ts`.
diff --git a/openspec/project.md b/openspec/project.md
@@ -1,7 +1,7 @@
 # Project Context
 
 ## Purpose
-Daedalus provides world-file fitting for a known target CRS in Maplat V3.1.
+Daedalus provides world-file fitting for a known target CRS in Maplat.
 
 ## Tech Stack
 - TypeScript (planned)

diff --git a/package.json b/package.json
@@ -12,7 +12,7 @@
       "default": "./dist/index.js"
     }
   },
-  "description": "World-file fitting helpers for Maplat V3.1.",
+  "description": "World-file fitting helpers for Maplat.",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/code4history/Daedalus.git"