Add summary for arxiv-1912-07372

[cursor]

Summary

• Added Reader/Writer summary JSON for arxiv-1912-07372.
• Included method figures 1-3 as extract visuals and excluded qualitative/ablation result figures.
• Validated the file with JSON parsing and the repository PaperSummary schema.

Tests

• uv run python - <<'PY' ... load_summary(...) ... PY