VBench-2.0

已接入

面向 intrinsic faithfulness 的视频生成评测,包含仓内 VBench-2.0 runtime、prompt assets、datasets 和运行命令。

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简介

VBench-2.0 将 VBench 系列从基础技术质量扩展到 intrinsic faithfulness。它关注下一代视频生成模型是否理解人物、物理、可控性、创造性和 commonsense,而不只是生成清晰的短视频。

WorldFoundry 已经把 VBench-2.0 runtime 集成在 worldfoundry/evaluation/tasks/execution/runners/vbench_2_0。官方 VBench repo 只作为 protocol 参考;这里实际运行的 metric code 在 WorldFoundry 仓内。

官方参考:

评测协议

VBench-2.0 包含 18 个细粒度维度,分成五组。

分组Dimensions
Creativitycomposition, diversity
Commonsenseinstance_preservation, motion_rationality
Controllabilitycamera_motion, complex_landscape, complex_plot, dynamic_attribute, dynamic_spatial_relationship, human_interaction, motion_order_understanding
Human fidelityhuman_anatomy, human_clothes, human_identity
Physicsmaterial, mechanics, multi_view_consistency, thermotics

WorldFoundry 会聚合得到 vbench2_creativityvbench2_commonsensevbench2_controllabilityvbench2_human_fidelityvbench2_physics 和主指标 vbench2_total

prompt assets 已经在仓内:

  • worldfoundry/data/benchmarks/assets/vbench-2.0/VBench2_full_info.json
  • worldfoundry/data/benchmarks/assets/vbench-2.0/vbench2_prompts/prompt/*.txt
  • worldfoundry/data/benchmarks/assets/vbench-2.0/vbench2_prompts/meta_info/*.json

数据准备

复现 leaderboard 风格结果时,需要按官方 VBench-2.0 prompts 生成视频,并保留对应 dimension split。所有生成视频放在一个 root 下,通过 --videos-path 传入。

本地 custom-input 评测可以直接对一个文件夹或单个视频加 prompt 评分:

/path/to/vbench2/generated_videos/
  sample_0001.mp4
  sample_0002.mp4

设置生成产物目录:

export WORLDFOUNDRY_GENERATED_ARTIFACT_DIR=/path/to/vbench2/generated_videos

runner 还会发现可选的官方 datasets。只有需要 dataset coverage、human annotation metadata 或 reference sampled videos 时才下载:

export WORLDFOUNDRY_VBENCH2_DATASET_ROOT=/path/to/datasets/vbench2

hf download Vchitect/VBench-2.0_sampled_videos \
  --repo-type dataset \
  --local-dir "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}/VBench-2.0_sampled_videos"

hf download Vchitect/VBench-2.0_human_annotation \
  --repo-type dataset \
  --local-dir "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}/VBench-2.0_human_annotation"

部分 human-fidelity 维度还会用到 VBench-2.0 human anomaly assets:

hf download Vchitect/VBench-2.0_human_anomaly \
  --repo-type dataset \
  --local-dir "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}/VBench-2.0_human_anomaly"

候选模型训练是 model-specific 的。先通过候选模型自己的 package 完成训练或推理,再把视频导出到 WORLDFOUNDRY_GENERATED_ARTIFACT_DIR

权重与 Runtime

使用统一 CUDA 环境。VBench-2.0 evaluator 需要 VBench perception stack,以及 LLaVA-Video、Qwen、YOLO-World、ArcFace、anomaly detection、CoTracker、RAFT、CLIP/DINO、GroundingDINO、SAM-family segmentation 等额外 judge/perception 资产。很多 reusable code 已经在 worldfoundry/base_models 中。

常用 cache 变量:

export WORLDFOUNDRY_VBENCH_CACHE_DIR=/path/to/cache/models/vbench
export WORLDFOUNDRY_VBENCH2_CACHE_DIR=/path/to/cache/models/vbench2
export WORLDFOUNDRY_VBENCH_RETINAFACE_CKPT=/path/to/retinaface.pth

选择 human_identitygender_biasskin_bias 这类 face-related 维度时,需要 RetinaFace-compatible assets。

运行单个维度

用下面命令跑一个 VBench-2.0 维度:

cd /path/to/WorldFoundry

PYTHONPATH=. "${WORLDFOUNDRY_UNIFIED_PYTHON:-python}" \
  worldfoundry/evaluation/tasks/execution/runners/vbench_2_0/run_vbench_2_0_official_runner.py \
  --videos-path "${WORLDFOUNDRY_GENERATED_ARTIFACT_DIR}" \
  --vbench2-dataset-root "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}" \
  --full-json-dir "$PWD/worldfoundry/data/benchmarks/assets/vbench-2.0/VBench2_full_info.json" \
  --dimension Diversity \
  --mode custom_input \
  --output-dir tmp/vbench-2.0/diversity \
  --timeout 7200 \
  --json

如果所有视频使用同一个 custom prompt:

PYTHONPATH=. "${WORLDFOUNDRY_UNIFIED_PYTHON:-python}" \
  worldfoundry/evaluation/tasks/execution/runners/vbench_2_0/run_vbench_2_0_official_runner.py \
  --videos-path "${WORLDFOUNDRY_GENERATED_ARTIFACT_DIR}" \
  --full-json-dir "$PWD/worldfoundry/data/benchmarks/assets/vbench-2.0/VBench2_full_info.json" \
  --dimension Mechanics \
  --mode custom_input \
  --prompt "a glass ball rolls down a wooden ramp and collides with a metal block" \
  --output-dir tmp/vbench-2.0/mechanics_custom \
  --json

运行多个维度

只有在对应 metric assets 都准备好之后,再跑完整五组维度:

cd /path/to/WorldFoundry

for DIMENSION in \
  Composition Diversity Instance_Preservation Motion_Rationality \
  Camera_Motion Complex_Landscape Complex_Plot Dynamic_Attribute \
  Dynamic_Spatial_Relationship Human_Interaction Motion_Order_Understanding \
  Human_Anatomy Human_Clothes Human_Identity \
  Material Mechanics Multi-View_Consistency Thermotics
do
  PYTHONPATH=. "${WORLDFOUNDRY_UNIFIED_PYTHON:-python}" \
    worldfoundry/evaluation/tasks/execution/runners/vbench_2_0/run_vbench_2_0_official_runner.py \
    --videos-path "${WORLDFOUNDRY_GENERATED_ARTIFACT_DIR}" \
    --vbench2-dataset-root "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}" \
    --full-json-dir "$PWD/worldfoundry/data/benchmarks/assets/vbench-2.0/VBench2_full_info.json" \
    --dimension "${DIMENSION}" \
    --mode custom_input \
    --output-dir "tmp/vbench-2.0/${DIMENSION}" \
    --json
done

导入已有结果

导入官方兼容的 VBench-2.0 *_eval_results.json

PYTHONPATH=. "${WORLDFOUNDRY_UNIFIED_PYTHON:-python}" \
  worldfoundry/evaluation/tasks/execution/runners/vbench_2_0/run_vbench_2_0_official_runner.py \
  --official-results-path /path/to/vbench2_eval_results.json \
  --videos-path "${WORLDFOUNDRY_GENERATED_ARTIFACT_DIR}" \
  --vbench2-dataset-root "${WORLDFOUNDRY_VBENCH2_DATASET_ROOT}" \
  --output-dir tmp/vbench-2.0/imported \
  --json

输出文件

每次运行会写出:

  • scorecard.json: WorldFoundry 统一 scorecard,包含 VBench-2.0 维度和聚合指标。
  • raw_metric_table.jsonl: scorecard 使用的 metric rows。
  • dimension_scores.json: 归一化 dimension-score summary。
  • vbench2_dataset_manifest.json: 如果发现官方 datasets,会记录 metadata。
  • vbench2_video_coverage.json: 生成视频相对 reference 的覆盖情况。
  • upstream_stdout.logupstream_stderr.log: 仓内 runtime 日志。

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