| """Markdown tables of the layout ablations (vbe/ablate.py), paired against a reference. |
| |
| python -m vbe.ablate_tables results/ablate results/phase3_qbase_full_hybrid_lr1e-5 > tables.md |
| |
| Each cell: accuracy (%) and the difference to the reference run on the same questions; |
| * = the 95% interval from resampling videos (vbe.ablate_report.paired) excludes 0. |
| """ |
| import os |
| import sys |
|
|
| from vbe.ablate_report import LONG, load, m_avg, paired |
|
|
| BENCHES = [("videomme", "Video-MME"), ("mlvu", "MLVU"), ("longvideobench", "LongVideoBench")] |
| SUBSETS = {"all": lambda b, m: True, "long": lambda b, m: LONG[b](m)} |
|
|
|
|
| class Runs: |
| def __init__(self, root, base_prefix): |
| self.root, self.base_prefix, self.cache = root, base_prefix, {} |
|
|
| def get(self, name, budget, bench): |
| key = (name, budget, bench) |
| if key not in self.cache: |
| d = f"{self.base_prefix}_b{budget}" if name == "baseline" else os.path.join(self.root, f"{name}_b{budget}") |
| self.cache[key] = load(d, bench) |
| return self.cache[key] |
|
|
|
|
| def cell(runs, name, ref, budget, bench, subset): |
| var, base = runs.get(name, budget, bench), runs.get(ref, budget, bench) |
| n = len(runs.get("baseline", budget, bench)) |
| if len(var) < n or len(base) < n: |
| return "—" |
| qids = [q for q in base if SUBSETS[subset](bench, base[q]["meta"])] |
| p = paired(var, base, qids) |
| if name == ref: |
| return f"{p['acc']:.1f}" |
| star = "*" if p["lo"] > 0 or p["hi"] < 0 else "" |
| return f"{p['acc']:.1f} ({p['delta']:+.1f}{star})" |
|
|
|
|
| def table(runs, title, names, ref, budgets, subset, labels): |
| out = [f"### {title}", ""] |
| head = "| | " + " | ".join(f"{lab} {b // 1024}k" for _, lab in BENCHES for b in budgets) + " |" |
| out += [head, "|---" * (1 + len(BENCHES) * len(budgets)) + "|"] |
| for name in names: |
| cells = [cell(runs, name, ref, b, bench, subset) for bench, _ in BENCHES for b in budgets] |
| out.append(f"| {labels.get(name, name)} | " + " | ".join(cells) + " |") |
| return "\n".join(out) + "\n" |
|
|
|
|
| def mavg_table(runs, names, budgets, labels): |
| out = ["### MLVU M-Avg", "", "| | " + " | ".join(f"{b // 1024}k" for b in budgets) + " |", |
| "|---" * (1 + len(budgets)) + "|"] |
| for name in names: |
| row = [] |
| for b in budgets: |
| recs, base = runs.get(name, b, "mlvu"), runs.get("baseline", b, "mlvu") |
| row.append(f"{m_avg(recs, list(base)):.1f}" if recs and len(recs) >= len(base) else "—") |
| out.append(f"| {labels.get(name, name)} | " + " | ".join(row) + " |") |
| return "\n".join(out) + "\n" |
|
|
|
|
| LABELS = { |
| "baseline": "baseline（B/8 幀，hybrid / forced8）", |
| "rho16": "rho16：B/16 幀，全 qbase（每段 4 幀）", |
| "rho32": "rho32：B/32 幀，hybrid", |
| "rho32nf": "rho32 不做 fill", |
| "rho64": "rho64：B/64 幀，hybrid", |
| "rho128": "rho128：B/128 幀，hybrid", |
| "rho256": "rho256：B/256 幀，全 raw（≤256 tok）", |
| "qtf2": "qtf2：B/32 幀，全 qbase（每段 2 幀）", |
| "qtf1": "qtf1：B/64 幀，全 qbase（每幀一段）", |
| "low64": "low64：B/64 幀，全 raw（≤64 tok）", |
| "sel_resize": "選中間幀 + resize（重新編碼）", |
| "sel_merge": "選中間幀 + merge（area pool）", |
| "mean_merge": "整段平均 + merge（area pool）", |
| "uni8": "uniform 切段（baseline 覆蓋率）", |
| "uni16": "uniform 切段（rho16 覆蓋率）", |
| "hivar": "優先壓縮高變化段", |
| } |
|
|
|
|
| def main(): |
| runs = Runs(sys.argv[1], sys.argv[2]) |
| hi, full = [4096, 8192, 16384], [1024, 2048, 4096, 8192, 16384] |
| cover = ["baseline", "rho16", "rho32", "rho64", "rho128", "rho256", "qtf2", "qtf1", "low64"] |
| print(table(runs, "A. 長影片覆蓋率：長片子集（對 baseline）", cover, "baseline", hi, "long", LABELS)) |
| print(table(runs, "A. 長影片覆蓋率：全部題目（對 baseline）", cover, "baseline", hi, "all", LABELS)) |
| print(table(runs, "A'. 同幀數下 raw 低解析 vs qbase：low64 對 qtf1（皆 B/64 幀、每幀 ≤64 token），長片子集", |
| ["qtf1", "low64"], "qtf1", hi, "long", LABELS)) |
| print(table(runs, "A'. 同幀數下混 raw vs 輕壓縮：rho32 對 qtf2（皆約 B/32 幀），長片子集", |
| ["qtf2", "rho32"], "qtf2", hi, "long", LABELS)) |
| comp = ["baseline", "sel_resize", "sel_merge", "mean_merge"] |
| print(table(runs, "B. qbase vs 選幀 resize / merge：全部題目（對 baseline）", comp, "baseline", full, "all", LABELS)) |
| print(table(runs, "B. qbase vs 選幀 resize / merge：長片子集（對 baseline）", comp, "baseline", full, "long", LABELS)) |
| print(table(runs, "C. adaptive vs uniform 切段：baseline 覆蓋率，全部題目", ["baseline", "uni8"], "baseline", full, |
| "all", LABELS)) |
| print(table(runs, "C. adaptive vs uniform 切段：rho16 覆蓋率（全 qbase），長片子集（對 rho16）", |
| ["rho16", "uni16"], "rho16", hi, "long", LABELS)) |
| if os.path.isdir(os.path.join(sys.argv[1], "hivar_b1024")): |
| print(table(runs, "D. 壓縮順序：優先壓縮高變化段，全部題目（對 baseline）", ["baseline", "hivar"], "baseline", |
| full, "all", LABELS)) |
| if os.path.isdir(os.path.join(sys.argv[1], "rho32_b1024")): |
| print(table(runs, "A''. rho32 與 uni16 全預算：全部題目（對 baseline）", ["baseline", "rho32", "uni16"], |
| "baseline", full, "all", LABELS)) |
| if os.path.isdir(os.path.join(sys.argv[1], "rho32nf_b1024")): |
| print(table(runs, "E. fill 有沒有用：rho32 不做 fill，全部題目（對 rho32）", ["rho32", "rho32nf"], "rho32", |
| full, "all", LABELS)) |
| print(mavg_table(runs, cover, hi, LABELS)) |
| print(mavg_table(runs, comp + ["uni8"] + (["hivar"] if os.path.isdir(os.path.join(sys.argv[1], "hivar_b1024")) |
| else []), full, LABELS)) |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
