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2
hmdb51_org/brush_hair/April_09_brush_hair_u_nm_np1_ba_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/April_09_brush_hair_u_nm_np1_ba_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/April_09_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Hair_II_brush_hair_u_nm_np1_ba_goo_4.avi
brush_hair
0
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Hair_II_brush_hair_u_nm_np1_ri_med_3.avi
brush_hair
1
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Hair_II_brush_hair_u_nm_np2_le_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Hair_II_brush_hair_u_nm_np2_le_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Hair_II_brush_hair_u_nm_np2_le_med_2.avi
brush_hair
1
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Long_Hair_brush_hair_u_nm_np1_ba_med_3.avi
brush_hair
2
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Long_Hair_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Long_Hair_brush_hair_u_nm_np1_fr_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Aussie_Brunette_Brushing_Long_Hair_brush_hair_u_nm_np1_fr_med_0.avi
brush_hair
2
hmdb51_org/brush_hair/Blonde_being_brushed_brush_hair_f_nm_np2_ri_med_0.avi
brush_hair
1
hmdb51_org/brush_hair/Blonde_being_brushed_brush_hair_u_cm_np2_ri_med_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_f_nm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_f_nm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_f_nm_np1_fr_goo_4.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_f_nm_np1_le_goo_3.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_f_nm_np1_ri_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_h_cm_np2_ri_goo_6.avi
brush_hair
1
hmdb51_org/brush_hair/Brunette_Foxyanya_ultra_silky_long_hair_brushing_hairjob_brush_hair_h_nm_np2_ri_goo_5.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_Hair_with_Beth_brush_hair_h_nm_np1_le_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_Hair_with_Beth_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_Hair_with_Beth_brush_hair_u_nm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_Her_Hair__[_NEW_AUDIO_]_UPDATED!!!!_brush_hair_h_cm_np1_fr_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_Her_Hair__[_NEW_AUDIO_]_UPDATED!!!!_brush_hair_h_cm_np1_le_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_Her_Hair__[_NEW_AUDIO_]_UPDATED!!!!_brush_hair_h_cm_np1_le_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_Her_Hair__[_NEW_AUDIO_]_UPDATED!!!!_brush_hair_h_cm_np1_le_goo_3.avi
brush_hair
0
hmdb51_org/brush_hair/Brushing_hair__the_right_way_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_hair__the_right_way_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_hair__the_right_way_brush_hair_u_nm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_Long_Hair__February_2009_brush_hair_u_nm_np1_ba_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_Long_Hair__February_2009_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_Long_Hair__February_2009_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
0
hmdb51_org/brush_hair/Brushing_my_hair_-_December_2008_brush_hair_u_cm_np1_ba_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_hair_-_December_2008_brush_hair_u_cm_np1_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_hair_-_December_2008_brush_hair_u_nm_np1_ba_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_long_hair_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_my_long_hair_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_my_long_hair_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/Brushing_my_waist_lenth_hair_brush_hair_u_nm_np1_ba_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_waist_lenth_hair_brush_hair_u_nm_np1_ba_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Brushing_my_waist_lenth_hair_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Chanta!____THAT_IS_long_blonde_hair!_brush_hair_u_cm_np1_fr_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Chanta!____THAT_IS_long_blonde_hair!_brush_hair_u_cm_np1_le_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/Chanta!____THAT_IS_long_blonde_hair!_brush_hair_u_cm_np1_le_goo_1.avi
brush_hair
0
hmdb51_org/brush_hair/Chanta!____THAT_IS_long_blonde_hair!_brush_hair_u_nm_np1_ri_goo_3.avi
brush_hair
2
hmdb51_org/brush_hair/Ella_brushing_her_amazing_long_hair_brush_hair_u_cm_np1_ba_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/Ella_brushing_her_amazing_long_hair_brush_hair_u_cm_np1_ba_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Ella_brushing_her_amazing_long_hair_brush_hair_u_cm_np1_ri_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/Ella_brushing_her_long_blonde_hair___again_brush_hair_u_cm_np1_ba_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Ella_brushing_her_long_blonde_hair___again_brush_hair_u_cm_np1_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Ella_brushing_her_long_blonde_hair___again_brush_hair_u_cm_np1_le_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Haarek_mmen_brush_hair_h_cm_np1_fr_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Haarek_mmen_brush_hair_h_cm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Haarek_mmen_brush_hair_h_cm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Lektion_3__-_Das_Haare_b_rsten_brush_hair_h_nm_np1_fr_med_1.avi
brush_hair
1
hmdb51_org/brush_hair/Lektion_3__-_Das_Haare_b_rsten_brush_hair_h_nm_np1_fr_med_2.avi
brush_hair
1
hmdb51_org/brush_hair/Lektion_3__-_Das_Haare_b_rsten_brush_hair_h_nm_np1_le_med_0.avi
brush_hair
1
hmdb51_org/brush_hair/My_Hair_Routine_brush_hair_h_nm_np1_le_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Olivia_Brushing_Hair_Playing_with_Evelyn_brush_hair_u_cm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Olivia_Brushing_Hair_Playing_with_Evelyn_brush_hair_u_cm_np2_ri_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Prelinger_HabitPat1954_brush_hair_h_nm_np1_ba_med_2.avi
brush_hair
2
hmdb51_org/brush_hair/Prelinger_HabitPat1954_brush_hair_h_nm_np1_fr_med_26.avi
brush_hair
2
hmdb51_org/brush_hair/Prelinger_HabitPat1954_brush_hair_u_cm_np1_le_med_10.avi
brush_hair
2
hmdb51_org/brush_hair/Prelinger_HabitPat1954_brush_hair_u_nm_np1_le_goo_11.avi
brush_hair
2
hmdb51_org/brush_hair/Silky_Straight_Hair_Original_brush_hair_h_nm_np1_ba_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/Silky_Straight_Hair_Original_brush_hair_h_nm_np1_ba_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/Silky_Straight_Hair_Original_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/Slave_brush_my_hair_brush_hair_u_cm_np2_le_goo_0.avi
brush_hair
0
hmdb51_org/brush_hair/Slave_brush_my_hair_brush_hair_u_cm_np2_le_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Slave_brush_my_hair_brush_hair_u_cm_np2_le_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/Trannydude___Brushing_SyntheticHair___OhNOES!__those_fukin_knots!_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/Trannydude___Brushing_SyntheticHair___OhNOES!__those_fukin_knots!_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/Trannydude___Brushing_SyntheticHair___OhNOES!__those_fukin_knots!_brush_hair_u_nm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/atempting_to_brush_my_hair_brush_hair_u_nm_np2_le_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/atempting_to_brush_my_hair_brush_hair_u_nm_np2_le_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/brush_my_hair_without_wearing_the_glasses_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/brush_my_hair_without_wearing_the_glasses_brush_hair_u_nm_np1_fr_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/brush_my_hair_without_wearing_the_glasses_brush_hair_u_nm_np1_fr_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_2_brush_hair_h_nm_np1_ba_med_0.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_2_brush_hair_h_nm_np1_ba_med_1.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_2_brush_hair_h_nm_np1_ba_med_2.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_brush_hair_f_cm_np2_ri_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_brush_hair_f_nm_np2_ba_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_brush_hair_f_nm_np2_ba_goo_4.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_brush_hair_f_nm_np2_ri_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_hair_brush_hair_f_nm_np2_ri_goo_3.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_jrs_hair_brush_hair_u_cm_np2_le_goo_0.avi
brush_hair
0
hmdb51_org/brush_hair/brushing_jrs_hair_brush_hair_u_cm_np2_le_goo_1.avi
brush_hair
2
hmdb51_org/brush_hair/brushing_raychel_s_hair_brush_hair_u_cm_np2_ri_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_raychel_s_hair_brush_hair_u_cm_np2_ri_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/brushing_raychel_s_hair_brush_hair_u_cm_np2_ri_goo_2.avi
brush_hair
1
hmdb51_org/brush_hair/can_somebody_just_brush_my_hair!_brush_hair_u_cm_np2_ri_med_0.avi
brush_hair
1
hmdb51_org/brush_hair/indianrapunzels_com---silky_long_hair_brushing_brush_hair_u_cm_np2_fr_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/indianrapunzels_com---silky_long_hair_brushing_brush_hair_u_cm_np2_ri_goo_1.avi
brush_hair
1
hmdb51_org/brush_hair/long_hair_Christa__brush_hair_u_nm_np1_le_goo_0.avi
brush_hair
1
hmdb51_org/brush_hair/me_brushing_my_hair_lol_i_was_being_silly_brush_hair_u_nm_np1_ba_goo_2.avi
brush_hair
2
hmdb51_org/brush_hair/me_brushing_my_hair_lol_i_was_being_silly_brush_hair_u_nm_np1_fr_goo_0.avi
brush_hair
2
hmdb51_org/brush_hair/me_brushing_my_hair_lol_i_was_being_silly_brush_hair_u_nm_np1_le_goo_1.avi
brush_hair
2
End of preview. Expand in Data Studio

πŸ“˜ HMDB51 Dataset (with Protocol Splits + Video Streaming Support)

This repository hosts the HMDB51 human action recognition dataset in a format optimized for modern deep learning research.
It provides:

  • Three official evaluation protocols (split1, split2, split3)
  • JSONL metadata files containing action labels and train/test assignments
  • Raw video files stored directly on HuggingFace Hub
  • Optional WebDataset tar shards for high-performance streaming

πŸ“ Folder Layout

HMDB51/
β”‚
β”œβ”€β”€ metadata_split1.jsonl
β”œβ”€β”€ metadata_split2.jsonl
β”œβ”€β”€ metadata_split3.jsonl
β”‚
β”œβ”€β”€ Videos/
β”‚    β”œβ”€β”€ brush_hair/
β”‚    β”œβ”€β”€ climb/
β”‚    └── ... (all 51 classes)
β”‚
└── webdataset/
     β”œβ”€β”€ 000000.tar
     β”œβ”€β”€ 000001.tar
     └── ...

Each JSONL record:

{
  "video_path": "Videos/brush_hair/example.avi",
  "label": "brush_hair",
  "subset": 1
}

πŸ”Ή 1. Load Metadata (HF-native)

from datasets import load_dataset
ds = load_dataset("json", data_files="metadata_split2.jsonl")["train"]
train = ds.filter(lambda x: x["subset"] == 1)
test  = ds.filter(lambda x: x["subset"] == 2)

πŸ”Ή 2. Load a Video File

Decord

from decord import VideoReader
vr = VideoReader(train[0]["video_path"])
frame0 = vr[0]

TorchVision

from torchvision.io import read_video
video, audio, info = read_video(train[0]["video_path"])

πŸ”Ή 3. WebDataset Version (Optional)

import webdataset as wds, jsonlines
ids = [rec["video_path"] for rec in jsonlines.open("metadata_split2.jsonl") if rec["subset"]==1]
train_wds = wds.WebDataset("webdataset/*.tar").select(lambda s: s["__key__"] in ids)

πŸ”Ή 4. PyTorch DataLoader Example

from torch.utils.data import Dataset, DataLoader
from decord import VideoReader

class VideoDataset(Dataset):
    def __init__(self, subset): self.subset = subset
    def __getitem__(self, i):
        item = self.subset[i]
        vr = VideoReader(item["video_path"])
        return vr.get_batch([0,8,16]), item["label"]
    def __len__(self): return len(self.subset)

loader = DataLoader(VideoDataset(train), batch_size=4)

πŸ”Ή 5. Protocol Files

metadata_split1.jsonl
metadata_split2.jsonl
metadata_split3.jsonl

Each matches the official HMDB51 evaluation protocol.


πŸ“š Citation

@inproceedings{kuehne2011hmdb,
  title={HMDB: a large video database for human motion recognition},
  author={Kuehne, Hildegard and Jhuang, Hueihan and Garrote, Est{'\i}baliz and Poggio, Tomaso and Serre, Thomas},
  booktitle={2011 International conference on computer vision},
  pages={2556--2563},
  year={2011},
  organization={IEEE}
}

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