Datasets:

wang-jiahao
/

AVSCapBench

video_id int64 1 1.23k	caption stringlengths 1.19k 15.5k	visual_caption stringlengths 531 14.3k	visual_events listlengths 7 127	speech_events listlengths 0 49	music_events listlengths 0 39	sfx_events listlengths 0 55	synergy_events listlengths 1 74
1	A whiteboard animation begins with upbeat acoustic guitar background music playing throughout the clip (Music) as a hand holding a grey marker sketches on a white background. The hand first draws a thick book being held open by two hands, and on the cover, the artist sketches a stylized icon of a building with columns ...	A whiteboard animation begins as a hand holding a grey marker sketches on a white background. The hand first draws a thick book being held open by two hands, and on the cover, the artist sketches a stylized icon of a building with columns and a triangular roof, resembling a courthouse or government institution. As the ...	[ "A hand holding a grey marker sketches on a white background.", "The hand draws a thick book held by two hands with a stylized icon of a building with columns and a triangular roof on the cover.", "The hand sketches a cluster of simple stick figures and a single stick figure facing the crowd.", "A black line ...	[ "A male voice speaks in an educational tone: 'Employment regulations derive from laws passed by Congress, state legislatures, and local governing bodies, as well as executive orders.'", "A male voice speaks in an educational tone: 'These regulations commonly focus on fair treatment of people in the workplace.'", ...	[ "Upbeat acoustic guitar background music plays." ]	[]	[ "Upbeat acoustic guitar music plays throughout the animation, establishing an energetic and positive atmosphere for the educational content.", "As a male voice explains that regulations derive from laws passed by governing bodies, a hand draws a book featuring a courthouse icon, visually symbolizing the legal sou...
2	Under the bright lights of a stage featuring a large digital backdrop with the 'Starpower' logo and lightning graphics, a young dancer performs an acrobatic solo to upbeat, rhythmic dance music. Dressed in a pink and blue patterned crop top and blue shorts, she executes a standard cartwheel, immediately building moment...	Under the bright lights of a stage featuring a large digital backdrop with the 'Starpower' logo and lightning graphics, a young dancer performs an acrobatic solo. Dressed in a pink and blue patterned crop top and blue shorts, she executes a standard cartwheel, immediately building momentum to transition into an aerial ...	[ "A young dancer performs an acrobatic solo on a stage with a 'Starpower' digital backdrop and lightning graphics", "Dancer executes a standard cartwheel transitioning into an aerial cartwheel in a pink and blue crop top", "Dancer turns her back to the audience and strikes a standing pose", "Dancer performs a ...	[ "An enthusiastic female voice speaking in a loud tone: 'Work it girl!'" ]	[ "Upbeat, rhythmic dance music playing", "A melodic voice singing: 'The attention'", "Upbeat pop music featuring the lyric 'I'm looking for a'", "A dramatic, driving instrumental track characterized by staccato strings and a heavy, rhythmic beat" ]	[ "Loud cheering and applause from a crowd", "A rhythmic thud of a heavy impact against a hard surface", "Loud, continuous applause and cheering" ]	[ "Upbeat, rhythmic dance music plays throughout the dancer's acrobatic performance on stage", "Loud cheering and applause erupts immediately as the dancer lands an aerial move and strikes a standing pose", "A rhythmic thud is heard at the exact moment the dancer's bare foot strikes the wooden stage floor after a...
3	The video opens with Ross, wearing a dark blazer and maroon shirt, entering the apartment door, walking past a foosball table in the foreground while looking slightly hurried, as the man in the blazer says hurriedly, "Hey guys." (Speech). In the living room, Joey, in a green t-shirt, sits in a brown leather armchair, c...	The video opens with Ross, wearing a dark blazer and maroon shirt, entering the apartment door, walking past a foosball table in the foreground while looking slightly hurried. In the living room, Joey, in a green t-shirt, sits in a brown leather armchair, clapping his hands together once. Next to him, Chandler, in a bl...	[ "Ross, wearing a dark blazer and maroon shirt, enters the apartment looking hurried.", "Joey, in a green t-shirt, sits in a brown leather armchair and claps his hands together once.", "Chandler, in a blue dress shirt, sits on a counter holding papers and a laptop.", "Ross presents a jewelry box to Chandler.",...	[ "A hurried male voice speaking: 'Hey guys.'", "A casual male voice speaking: 'Hey.'", "Another casual male voice speaking: 'Hey.'", "A casual male voice speaking: 'Here\\'s the ring.'", "A dramatic, joking male voice speaking: 'Yes. Yes! A thousand times yes!'", "An urgent male voice speaking: 'Whoa, whoa...	[ "An upbeat instrumental rock track featuring electric guitar riffs and drums." ]	[ "A sharp, single clapping sound.", "The sound of a large audience laughing.", "The sound of audience laughter swelling.", "Sound of audience laughter erupting and swelling.", "A high-pitched, garbled digital scrambling noise.", "Sound of a studio audience laughing and cheering." ]	[ "The man in the blazer says 'Hey guys' as he hurriedly enters the room.", "The man in the green shirt creates a clapping sound by clapping his hands together once.", "The man in the green shirt says 'Hey' while sitting in the armchair.", "The man in the blue shirt says 'Hey' while sitting on the counter.", ...
4	A close-up view reveals a modern, silver digital smart lock installed on a dark wooden double door, with a bright yellow rectangular banner reading "Afterwork Routine" superimposed over the center. A hand enters the frame and presses a thumb against the fingerprint sensor located on the handle, producing an electronic ...	A close-up view reveals a modern, silver digital smart lock installed on a dark wooden double door, with a bright yellow rectangular banner reading "Afterwork Routine" superimposed over the center. A hand enters the frame and presses a thumb against the fingerprint sensor located on the handle. The black interface pane...	[ "A hand presses a thumb against the fingerprint sensor on a silver digital smart lock.", "The black interface panel on the lock lights up and displays a digital keypad.", "The door unlatches and begins to swing open slightly.", "A hand places a small golden brass dish onto a figurine's outstretched hand.", ...	[ "A robotic voice speaking in a robotic tone: 'System unlocked.'" ]	[ "Upbeat instrumental background music." ]	[ "Electronic chime and mechanical whirring.", "Soft metallic clink or tap.", "Hard plastic or wood clatter.", "Soft shuffling sound.", "Soft rustling of fabric and faint clinking.", "Distinct clinking sound against a hard surface.", "Sharp digital beep.", "Sound of liquid pouring and splashing.", "Lo...	[ "When a hand presses the fingerprint sensor, an electronic chime and mechanical whirring are heard.", "When the lock interface lights up, a robotic voice says 'System unlocked.'", "When a hand places a brass dish on the figurine, a soft metallic clink or tap is heard.", "When a woman places heels into the she...
5	The video sequence begins with a static, solid teal background that fills the entire frame, devoid of any texture or gradients, as upbeat instrumental background music plays (Music). After a brief moment of stillness, white text appears centered on the screen, clearly announcing the subject of the video. The title read...	The video sequence begins with a static, solid teal background that fills the entire frame, devoid of any texture or gradients. After a brief moment of stillness, white text appears centered on the screen, clearly announcing the subject of the video. The title reads 'How to Improve Your Posture Using a Resistance Band'...	[ "A static, solid teal background fills the frame.", "White text appears centered reading 'How to Improve Your Posture Using a Resistance Band'.", "A medium shot shows a man with reddish-blond hair standing in a gym with exercise equipment in the background.", "The man wears a blue polo shirt with text 'CARDIA...	[ "A professional male voice speaks in an informative tone: 'exercise is for your shoulders, muscles in your back.'", "A professional male voice speaks in an informative tone: 'It will help fight rounded shoulders and give you a bet-'", "An instructional male voice says: 'Keep your arms straight and slowly pull a...	[ "Upbeat instrumental background music plays.", "An upbeat, energetic instrumental track with a driving rhythm.", "An upbeat, acoustic guitar-based instrumental track." ]	[ "A sound of digital glitching and scrubbing noise." ]	[ "The upbeat instrumental music accompanies the appearance of the opening title card.", "The man visually identified as Alex Angeli is the source of the voice explaining that the exercise is for shoulders and back muscles.", "The man moves his mouth and gestures to his body while the voice speaks about fighting ...
6	In a television studio designed to replicate a classic living room with a staircase and front door, a large, ornate, curved wooden desk with gold detailing dominates the foreground. A man in a dark suit stands behind the desk, gesturing invitingly with both hands open while speaking to the camera in a professional and ...	In a television studio designed to replicate a classic living room with a staircase and front door, a large, ornate, curved wooden desk with gold detailing dominates the foreground. A man in a dark suit stands behind the desk, gesturing invitingly with both hands open. Beside him, an older man in a suit, glasses, and a...	[ "A television studio set resembles a classic living room with a staircase, front door, and a large ornate wooden desk with gold detailing.", "A man in a dark suit stands behind the desk, gesturing invitingly with both hands open.", "An older man in a suit, glasses, and a white bucket hat sits beside the desk.",...	[ "A professional male voice speaks enthusiastically: 'And now singing one of the great TV theme songs ever, Grammy and Oscar winner Jennifer Hudson.'" ]	[ "Upbeat, gospel-style piano and band music begins to play.", "A soulful and energetic female voice sings: 'Well we're moving on up.'", "Backing vocals sing in harmony: 'Moving on up.'", "A soulful female voice sings: 'To the east side,' followed by 'To a deluxe apartment in the sky.'", "A soulful female voi...	[ "Sound of an audience applauding and cheering.", "Loud audience applause and cheering ensues." ]	[ "The professional male voice speaking is grounded to the man in the dark suit standing behind the desk.", "The sound of audience applause corresponds with the visual of the two men clapping and the implied presence of a studio audience.", "The gospel-style piano music synchronizes with the visual of the man in ...
7	A close-up shot reveals a man with shoulder-length brown hair, wearing a red plaid shirt and blue jeans, standing on the landing skid of a dark blue helicopter. He holds onto the frame of the aircraft as intense sunlight creates a lens flare across the screen, illuminating the word "BUNDESPOLIZEI" printed in white capi...	A close-up shot reveals a man with shoulder-length brown hair, wearing a red plaid shirt and blue jeans, standing on the landing skid of a dark blue helicopter. He holds onto the frame of the aircraft as intense sunlight creates a lens flare across the screen, illuminating the word "BUNDESPOLIZEI" printed in white capi...	[ "A close-up shot of a man with shoulder-length brown hair standing on the landing skid of a dark blue helicopter.", "Sunlight creates a lens flare illuminating the white text 'BUNDESPOLIZEI' on the helicopter.", "A high-angle aerial shot of a circular helipad next to a river with a helicopter positioned in the ...	[ "A male voice shouting in a strained tone: 'Raaah!'", "Deep, strained grunting and yelling.", "A male voice groaning in pained exertion: 'Ugh... hhh...'", "Heavy, labored breathing." ]	[ "Tense, low-frequency orchestral action score.", "Low, suspenseful cinematic drone." ]	[ "Loud, rhythmic chopping and whirring sound.", "A mechanical clunking sound.", "Loud, sharp metallic crash and impact noise.", "A heavy footstep on a surface.", "Faint metallic clatter.", "High-pitched mechanical whine of a straining engine.", "Loud crashing and mechanical straining noise.", "Deafenin...	[ "As the helicopter rotors spin rapidly in the scene, a loud, rhythmic chopping and whirring sound is heard.", "When the man in the cockpit grabs the door frame, a mechanical clunking sound coincides with the action.", "A tense, low-frequency orchestral score plays to match the intense expression of the pilot an...
8	Soft, ambient instrumental music plays quietly in the background as a medium shot reveals actress Emma Watson standing behind a round glass table in a bright room with large industrial-style windows. She wears a loose green button-down shirt tucked into a yellow skirt, and the text "PRADA PARADOXE" is superimposed in w...	A medium shot reveals actress Emma Watson standing behind a round glass table in a bright room with large industrial-style windows. She wears a loose green button-down shirt tucked into a yellow skirt, and the text "PRADA PARADOXE" is superimposed in white serif font over the center of the screen as she holds a triangu...	[ "A medium shot reveals actress Emma Watson standing behind a round glass table in a bright room with industrial-style windows.", "Emma Watson wears a loose green button-down shirt tucked into a yellow skirt.", "Text 'PRADA PARADOXE' is superimposed in white serif font over the center of the screen.", "Emma ho...	[ "A calm and informative female voice speaks: 'This is Paradoxe, by Prada.'", "An engaging female voice speaks: 'Another beautiful paradox of this fragrance is that when your bottle is empty, it's not finished.'", "An explanatory female voice speaks: 'Because you can refill it.'", "A friendly female voice spea...	[ "Soft, ambient instrumental music plays quietly in the background.", "Upbeat pop music with female vocals begins to play.", "Music shifts back to a soft, ambient instrumental.", "Upbeat, rhythmic pop music resumes." ]	[ "SFX: Soft glass clinking and friction sound.", "SFX: Soft glass clinking and plastic twisting sound.", "SFX: Clinking sound of glass objects striking a surface." ]	[ "As Emma Watson makes eye contact with the camera, a calm female voice introduces the product ('This is Paradoxe...').", "While Emma unscrews the nozzle, an engaging female voice explains that the bottle is 'not finished' when empty.", "Emma gestures with the separated components as a female voice explains 'Bec...
9	From a high-angle tracking shot, four runners sprint around the final banked curve of a red track to the sound of roaring crowd noise (SFX) during the intense final moments of an indoor Men's 400-meter race. The leader, wearing a red and white kit, hugs the inside lane, while the runner in second place, dressed in a wh...	From a high-angle tracking shot, four runners sprint around the final banked curve of a red track during the intense final moments of an indoor Men's 400-meter race. The leader, wearing a red and white kit, hugs the inside lane, while the runner in second place, dressed in a white kit with Belgian flag colors, swings n...	[ "From a high-angle tracking shot, four runners sprint around the final banked curve of a red track during an indoor Men's 400-meter race", "The leader, wearing a red and white kit, hugs the inside lane", "The runner in second place, dressed in a white kit with Belgian flag colors, swings noticeably wide into th...	[ "A female voice speaking in an excited, fast-paced tone: '...is trying to do the same thing here. He's swinging wide. He's giving himself a chance.'", "A female voice speaking in a suspenseful, shouting tone: 'If Karsten Warholm has got this wrong at all, he could be vulnerable. But Warholm! Has he got his pacing...	[]	[ "A roaring crowd noise", "Continuous, enthusiastic crowd cheering and applause", "A sharp slap sound of skin on skin", "Ambient crowd noise and stadium atmosphere", "Loud crowd cheering and ambient stadium noise", "Loud crowd cheering and applause" ]	[ "The roaring crowd noise creates an intense atmosphere as the runners sprint around the final curve of the track.", "The female commentator describes a runner 'swinging wide' exactly as the runner in the white kit moves to the outer lanes to overtake.", "The commentator mentions 'Warholm' and questions his paci...
10	A medium close-up shot shows television host Jimmy Kimmel standing in front of a blurred background that resembles a home office or living room setting. To his left, a dark wooden bookshelf holds several decorative items, while a framed picture hangs on the light blue wall to his right, with a "TV 14 DL" rating graphic...	A medium close-up shot shows television host Jimmy Kimmel standing in front of a blurred background that resembles a home office or living room setting. To his left, a dark wooden bookshelf holds several decorative items, while a framed picture hangs on the light blue wall to his right, with a "TV 14 DL" rating graphic...	[ "A medium close-up shot shows television host Jimmy Kimmel standing in front of a blurred home office background with a bookshelf and framed picture.", "A 'TV 14 DL' rating graphic is superimposed in the upper left corner.", "Kimmel, dressed in a black suit, white shirt, and black tie, nods and moves his eyebro...	[ "A male voice speaking in a welcoming and professional tone: 'Hi I'm Jimmy Kimmel we have such a big show for you tonight you're not even gonna believe it.'", "A male voice speaking in an enthusiastic tone: 'So many stars are here tonight but first we're gonna play a a simple game of telephone to get things going...	[ "Dramatic, orchestral action movie score playing throughout." ]	[ "Sound of audience laughter.", "Sound of female laughter.", "Sound of male chuckling.", "Sound of audience laughter and applause.", "Sound of group laughter.", "Sound of deep, mechanical laughter.", "Loud crumbling and explosion sounds.", "A fast whooshing sound." ]	[ "Jimmy Kimmel is the source of the male voice introducing the show and the telephone game, with his facial expressions matching the enthusiastic tone.", "Jimmy Kimmel leaning into Chris Evans's ear matches the male voice whispering 'The Avengers are on the show tonight.'", "Chris Evans cupping his hand around h...
11	The video opens with a teal-green graphical background featuring stylized white paper-cutout clouds drifting horizontally while upbeat, rhythmic electronic travel vlog music plays throughout (Music). The text "Travel I" appears briefly in the center, with a small "Kiwi.com" logo at the bottom. This graphic transitions ...	The video opens with a teal-green graphical background featuring stylized white paper-cutout clouds drifting horizontally. The text "Travel I" appears briefly in the center, with a small "Kiwi.com" logo at the bottom. This graphic transitions into a collage-style title card reading "Travel Inspiration: BANGKOK" in bold...	[ "Teal-green graphical background with white paper-cutout clouds drifting horizontally.", "Text 'Travel I' appearing briefly with a 'Kiwi.com' logo at the bottom.", "Transition to collage-style title card reading 'Travel Inspiration: BANGKOK' with an airplane icon.", "Cutout images of a demon face, a boat, a m...	[ "An enthusiastic narrator's voice saying: 'Welcome to Bangkok, one of Kiwi.com's most popular destina-'.", "An informative and majestic narrator's voice saying: 'Bangkok lives and breathes history.'", "An informative male voice saying: 'Wat Arun.'", "An informative male voice saying: 'Here, if you're nimble, ...	[ "Upbeat, rhythmic electronic travel vlog music playing.", "Majestic, orchestral travel documentary music playing.", "Upbeat traditional-style instrumental music playing.", "Upbeat, jazzy instrumental track with brass and bass playing.", "Upbeat, rhythmic instrumental music playing." ]	[ "A distinct metallic clink sound.", "Sizzling sound of cooking." ]	[ "Upbeat electronic music plays as the video introduces the 'Travel I' and 'Bangkok' title graphics.", "The narrator welcomes viewers to Bangkok while the title card and cultural cutout images are displayed.", "The narrator discusses history ('Bangkok lives and breathes history') while the camera views the river...
12	A medium shot introduces a woman with long, straight brown hair, wearing a bright blue cardigan over a black top, standing before a plain, light beige wall. A lower-third graphic identifies her as "Ellen Thomsen \| Dietitian" alongside the CHI Health logo. She smiles warmly and gestures with her hands while speaking dir...	A medium shot introduces a woman with long, straight brown hair, wearing a bright blue cardigan over a black top, standing before a plain, light beige wall. A lower-third graphic identifies her as "Ellen Thomsen \| Dietitian" alongside the CHI Health logo. She smiles warmly and gestures with her hands. The scene cuts to...	[ "A medium shot shows a woman with long brown hair wearing a blue cardigan and black top standing against a beige wall.", "A lower-third graphic displays the text \"Ellen Thomsen \| Dietitian\" and the CHI Health logo.", "The woman smiles, gestures with her hands, and looks directly at the camera.", "A close-up...	[ "A female voice speaking in an informative and friendly tone: \"Did you know the average person should consume between 9 and 13 cups of water in a day?\"", "A female voice speaking in a reassuring tone: \"That may sound overwhelming, but it's dependent on your age, activity level, and some medications that you ta...	[]	[ "Sound of liquid rushing.", "High-pitched digital scrambling or glitch noise.", "Fizzing and bubbling sound." ]	[ "The woman identified as Ellen Thomsen moves her lips and gestures, producing the female voice speaking about water consumption.", "The sound of rushing liquid synchronizes with the visual of water streaming from a silver faucet into a glass.", "The female voiceover discussing age and medication plays while the...
13	A high-angle view shows a short track speed skating starting line on an indoor ice rink where five skaters are lined up horizontally, wearing distinct aerodynamic suits and helmets. From left to right, they are dressed in black with white stripes, white with red and blue accents, blue with black, white with red, and re...	A high-angle view shows a short track speed skating starting line on an indoor ice rink where five skaters are lined up horizontally, wearing distinct aerodynamic suits and helmets. From left to right, they are dressed in black with white stripes, white with red and blue accents, blue with black, white with red, and re...	[ "A high-angle view of five skaters lined up horizontally at a starting line on an indoor ice rink.", "Skaters wearing distinct aerodynamic suits: black with white stripes, white with red/blue, blue with black, white with red, and red with black.", "Athletes stand upright and relaxed, looking down at ice marking...	[ "An authoritative voice speaking in a commanding tone: 'Ready.'", "A professional voice speaking observantly: 'And they're away cleanly for'", "An informative and excited voice speaking: '500 meters four and a half laps around the track.'", "An excited voice speaking: 'And they will be flying. Four laps to go...	[]	[ "A loud, sharp bang resembling a gunshot.", "Rhythmic scraping and whooshing sounds.", "Rhythmic, sharp scraping sounds of metal cutting into a hard surface.", "A continuous ambient roar and murmuring from a large crowd.", "A loud, continuous ambient roar.", "Rhythmic swishing sounds.", "Loud crowd chee...	[ "An authoritative voice says 'Ready' while the athletes stand still and composed at the line.", "A loud gunshot sound triggers the visual action of all five skaters simultaneously dropping into a crouch.", "A professional voice comments 'And they're away cleanly' as the skaters launch from their starting positi...

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AVSCapBench

AVSCapBench contains 1,226 manually annotated omni-modal video clips. Each sample includes a dense caption, visual events, audio events split into speech, music, and sfx, and audio-visual synergistic events.

Download

hf download NJU-LINK/AVSCapBench --repo-type dataset --local-dir AVSCapBench

Structure

videos/
  1.mp4
  2.mp4
  ...
metadata.jsonl
metadata/
  OmniCaption.json

metadata.jsonl is provided for the Hugging Face Dataset Viewer. It links each video with its annotations through the file_name field.

AVSCapBench

AVSCapBench contains 1,226 manually annotated omni-modal video clips. The dataset release includes the videos and the complete ground-truth file OmniCaption.json.

Each annotation item has the following structure:

{
  "video_id": 1,
  "video_path": "./videos/1.mp4",
  "caption": "...",
  "event": {
    "visual_events": [],
    "audio_events": {
      "speech": [],
      "music": [],
      "sfx": []
    },
    "synergistic_events": []
  },
  "visual_caption": "..."
}

AVSCapBench statistics

AVSCapBench provides longer, denser, and more audio-rich captions than existing audio-visual captioning benchmarks.

Benchmark comparison

Main Annotation File

metadata/OmniCaption.json is the full ground-truth file. Each record contains:

video_id: numeric id matching videos/{video_id}.mp4
video_path: relative video path
caption: dense omni-modal caption
event.visual_events: visual checklist
event.audio_events.speech: speech checklist
event.audio_events.music: music checklist
event.audio_events.sfx: sound-effect checklist
event.synergistic_events: audio-visual binding checklist
visual_caption: visual-only caption

Use With Evaluation Code

Use this dataset folder together with the GitHub release folder:

python evaluation/evaluate_avscapbench.py \
  --gt AVSCapBench/metadata/OmniCaption.json \
  --videos-dir AVSCapBench/videos \
  --captions-dir model_captions \
  --output-dir results/eval

License

Our dataset is under the CC-BY-NC-SA-4.0 license.

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