From dceec0d93c7996a959861de7bd7fef95134d7ce9 Mon Sep 17 00:00:00 2001
From: iomgaa <iomgaaycz@gmail.com>
Date: Mon, 6 Jul 2026 11:37:43 -0400
Subject: [PATCH] config: add default.yaml with tree/retriever/harness
 parameters

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 config/default.yaml | 101 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 config/default.yaml

diff --git a/config/default.yaml b/config/default.yaml
new file mode 100644
index 0000000..3d3c7f0
--- /dev/null
+++ b/config/default.yaml
@@ -0,0 +1,101 @@
+# config/default.yaml
+# 全量默认参数，所有非敏感配置的唯一默认值来源。
+# 优先级: CLI args > .env > 此文件。敏感信息在 .env 中管理。
+
+# ── 建树模块 ──
+tree:
+  max_paragraphs_per_l2: 5
+  l1_segment_duration: 600.0       # L1 段时长（秒）
+  l2_clip_duration: 60.0           # L2 clip 时长（秒）
+  l3_fps: 0.5                      # L3 帧提取频率（帧/秒）
+  l2_representative_frames: 6      # L2 VLM 描述用的代表帧数
+  cache_dir: "cache/trees"
+  concurrency: 16                  # asyncio Semaphore 上限
+  subtitle_inject: true            # 建树时是否注入 SRT 字幕
+  srt_window_sec: 5.0              # 字幕匹配时间窗口（前后各 N 秒）
+
+# ── Embedding ──
+embed:
+  backend: "local"
+  model_name: "BAAI/bge-base-zh-v1.5"
+  embed_dim: 768
+  device: "cpu"
+
+# ── 可训练检索器 ──
+retriever:
+  embed_dim: 768
+  num_heads: 4
+  L_layers: 2
+  L_cycles: 4
+  max_rounds: 5
+  ffn_expansion: 2.0
+  checkpoint: null
+  k_l1: 1
+  k_l2: 1
+  k_l3: 1
+  max_paths: 5
+
+# ── 检索器训练 ──
+train:
+  lr: 1.0e-4
+  weight_decay: 1.0e-5
+  batch_size: 1
+  max_epochs_phase1: 30
+  max_epochs_phase2: 20
+  nav_loss_weight: 1.0
+  act_loss_weight: 0.1
+  margin_loss_weight: 0.5
+  act_lambda_step: 0.1
+  act_gamma: 0.9
+  eval_interval: 5
+  save_dir: "checkpoints"
+  dataset: "videomme"
+  dataset_path: "data/videomme/splits/train.jsonl"
+
+# ── Harness 自进化循环 ──
+harness:
+  workspace_dir: "workspaces/default"
+  store_dir: store
+  mode: infer
+  concurrency: 12
+  max_steps: 15
+  skill_mode: auto
+  n_samples: 0
+  questions: "benchmarks/Video-MME"
+  skills_version: v1
+  prompts_version: v1
+  epochs: 1
+  # CE-Gate 参数
+  gate_e_confirm: 20.0
+  gate_e_provisional: 3.0
+  gate_w_net_min: 2
+  gate_delta_min: 0.02
+  gate_lambda_dir: -0.642
+  gate_e_rollback: 10.0
+  gate_block: 8
+  gate_n_max: 40
+  gate_p_low: 0.05
+  gate_p_high: 0.95
+  gate_probe_quota: 0.2
+  gate_gamma_decay: 0.9
+  gate_cooldown_steps: 2
+  gate_guard_err: 0.10
+  # 进化参数
+  edit_budget_start: 5
+  edit_budget_end: 2
+  skill_update_mode: patch
+  appendix_consolidate_threshold: 6
+  # 数据池
+  diag_size: 200
+  diag_correct_ratio: 0.5
+  val_size: 30
+  val_correct_ratio: 0.5
+  test_size: 60
+  # mini-batch
+  batch_size: 15
+  min_class_per_batch: 2
+  batch_correct_ratio: 0.5
+  momentum_samples: 20
+  eval_min_per_class: 2
+  early_stop_patience: 8
+  use_slow_momentum: true