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.gemini/notes.md

@@ -5,27 +5,13 @@
 - **Language**: TypeScript
 - **Library**: [tja](https://www.npmjs.com/package/tja) (TJA parser)
 
+## Key Documents
+- `.gemini/tja-spec.md`: Rigorous TJA format specification.
+- `tja-format.mediawiki`: Original source document.
+- `measure.csv`: Dataset with columns `상수`, `songno`, `diff`.
+
+## Models (model/)
+- `constant_predictor.py`: DNN 기반 상수 예측 모델.
+
 ## Library Usage (tja)
-- **Import**: `import { TJAParser } from "tja";`
-- **Parsing**: `const parsed = TJAParser.parse(content);`
-- **Structure**:
-    - `parsed.title`, `parsed.bpm`, `parsed.offset`
-    - `parsed.courses` (Array of `Course` objects)
-    - `course.difficulty` (e.g., "Oni")
-    - `course.stars` (Level/Stars)
-    - `course.activeCourse.getCommands()` returns an array of commands and note sequences.
-
-## Purpose
-Analyzing or processing TJA (Taiko Jiro) file formats.
-
-## Key References
-- `tja-format.mediawiki`: Detailed specification of the TJA format.
-
-## TJA Format Overview
-- **Encoding**: UTF-8 with BOM or Shift-JIS.
-- **Extension**: `.tja`.
-- **Comments**: Start with `//`.
-- **Metadata**: Key-value pairs (e.g., `TITLE:`, `BPM:`, `OFFSET:`).
-- **Course Metadata**: Specific to difficulties (e.g., `COURSE:`, `LEVEL:`, `BALLOON:`).
-- **Notation**: Commands prefixed with `#` (e.g., `#START`, `#END`, `#MEASURE`, `#BPMCHANGE`).
-- **Notes**: `0-9`, `A`, `B`, `F`.
+...