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Video Question Answering on MSVD-QA

80.3AccuracyFlash-VStream
67.19670.5987477.402Jan 11, 2024Jun 7, 2024Nov 3, 2024Apr 1, 2025Aug 27, 2025Jan 23, 2026Jun 21, 2026

Evaluation results

MethodLinks
Flash-VStreammode=zero-shot2024.0680.3—78—
PLLaVA 34BVision Encoder=ViT-L, LLM Size=34B2024.0479.9—4.2—
IG-VLM LLaVA 34BVision Encoder=ViT-L, LLM Size=34B2024.0479.6—4.1—
IG-VLM LLaVA 7BVision Encoder=ViT-L, LLM Size=7B2024.0478.8—4.1—
IG-VLM LLaVA 13BVision Encoder=ViT-L, LLM Size=13B2024.0477.4—4.1—
PPLLaVABase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=true2024.1177.1——4
IG-VLM CogAgentVision Encoder=CLIP-E, LLM Size=7B2024.0476.7—4.1—
PLLaVA 7BVision Encoder=ViT-L, LLM Size=7B2024.0476.6—4.1—
PLLaVABase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1176.6——4.1
PLLaVAVision Encoder=ViT-L, LLM Size=7B2025.0176.6——4.1
VLM-RLAIFLLM Size=7B, zero-shot=true2024.0276.4—4—
VLM-RLAIFBase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=true2024.1176.4——4
IG-VLM GPT-4VVision Encoder=Unk, LLM Size=GPT-42024.0476.3—4—
DeepStack-L-7Bzero-shot=true2024.0676—4—
LLaVA-STModel category=Temporally-Specialized Video LLMs2026.0475.9———
Elysium2024.0375.8—3.7—
PPLLaVABase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1175.8——3.9
PLLaVA 13BVision Encoder=ViT-L, LLM Size=13B2024.0475.7—4.1—
LLaVA-1.5-7Bzero-shot=true2024.0675.5—4—
MovieChat2024.0375.2—3.8—
MovieChatVision Encoder=CLIP-G, LLM Size=7B2024.0475.2—3.8—
MovieChatmode=zero-shot2024.0675.2—76—
MovieChatBase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1175.2——3.8
MovieChat#Frames=2048, #Vision Tokens per Frame=322025.0175.2——3.8
MovieChatSize=7B, Evaluation Protocol=Zero-shot2025.1275.2——3.8
ViLL-EModel category=Temporally-Specialized Video LLMs2026.0475.2———
MovieChatVision Encoder=CLIP-G, LLM Size=7B2025.0175.2——3.8
Video-LLaVA + PADL+ (16×)LLM size=7B, Compression=16×, adapter fine-tuning=true2026.0675.2——4.1
CAMDBackbone=VILA2026.0375.1——4.3
ST-LLMLLM=Vicuna-7B, zero-shot=true2024.0374.6—3.9—
ST-LLMVision Encoder=BLIP2, LLM Size=7B2024.0474.6—3.9—
ST-LLMBase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1174.6——3.9
CAMDBackbone=Video-LLaMA22026.0374.6——4
ST-LLMModel category=Temporally-Specialized Video LLMs2026.0474.6———
ST-LLMVision Encoder=BLIP2, LLM Size=7B2025.0174.6——3.9
FarSightBackbone=VILA2026.0374.5——4.2
LLaVA-OctopusVision Encoder=SIGLIP, LLM Size=7B2025.0174.3——4.1
FarSightBackbone=Video-LLaMA22026.0373.8——3.9
LLaVA-Octopus†Vision Encoder=SIGLIP, LLM Size=7B, Training data source=same as Video-LLaVA [36]2025.0173.4——4
Video-LaVITLLM size=7B, Zero-shot=true2024.0273.2—3.9—
VILA2026.0372.6——4
VideoScaffoldSize=7B, Frames=60, Evaluation Protocol=Zero-shot2025.1272.5——3.9
VideoGPT+Protocol=Zero-shot2024.0672.4—3.9—
Video-LLaVA + PADL (16×)LLM size=7B, Compression=16×, adapter fine-tuning=false2026.0672.3——3.9
Video-LLaVA†Vision Encoder=ViT-L, LLM Size=7B, Training data source=same as Video-LLaVA [36]2025.0171.8——3.9
MG-LLAVALLM=Vicuna-7B2024.0671.5———
Video-LLaVA + FreePrunerLLM size=7B2026.0671.3——3.9
DeSAPBackbone=Video-LLaVA-7B, Reduction Rate=50%, Evaluation Protocol=LLaVA [27]2026.0471.2——4
Video-LLaVA + PruMergeLLM size=7B2026.0671.1——3.9
FastVBackbone=Video-LLaVA-7B, Reduction Rate=50%, Evaluation Protocol=LLaVA [27]2026.0471——3.9
HoloVBackbone=Video-LLaVA-7B, Reduction Rate=50%, Evaluation Protocol=LLaVA [27]2026.0471——4
LLaVA-Mini#Frames=1fps, #Vision Tokens per Frame=12025.0170.9——4
Video-LLaMA22026.0370.9——3.8
VideoLLaMA2Vision Encoder=ViT-L, LLM Size=7B2025.0170.9——3.8
LLaVA-SFT + VideoScaffoldSize=7B, Frames=60, Evaluation Protocol=Zero-shot2025.1270.8——3.6
Video-LLaVAVision Encoder=ViT-L, LLM Size=7B2024.0470.7—3.9—
Video-LLaVALLM size=7B, Zero-shot=true2024.0270.7—3.9—
Video-LLaVAProtocol=Zero-shot2024.0670.7—3.9—
Video-LLaVALLM=Vicuna-7B2024.0670.7———
Video-LLaVALLM Size=7B, zero-shot=true2024.0270.7—3.9—
Video-LLaVABase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1170.7——3.9
Video-LLaVA#Frames=8, #Vision Tokens per Frame=2562025.0170.7——3.9
Video-LLaVALLM size=7B2026.0670.7——3.9
Upper Bound2025.1270.5——3.93
Video-LLaVALLM Backbone=Vicuna-7B, Data Scale=700K, Zero-shot=true2026.0170.4——3.9
FlashVLMKeep Tokens=455, Prune Percentage=77.8%2025.1270.3——3.97
VisPrunerKeep Tokens=455, Prune Percentage=77.8%2025.1270.2——3.95
Video-LLaVA-7BBackbone=Video-LLaVA-7B, Reduction Rate=None, Evaluation Protocol=LLaVA [27]2026.0470.2——3.9
LLAMA-VIDLLM=Vicuna-13B, zero-shot=true2024.0370—3.7—
VideoChat2LLM=Vicuna-7B, zero-shot=true2024.0370—3.9—
VideoChat2Vision Encoder=UMT-L, LLM Size=7B2024.0470—3.9—
LLAMA-VIDVision Encoder=CLIP-G, LLM Size=13B2024.0470—3.7—
LLaMA-VIDProtocol=Zero-shot2024.0670—3.7—
VideoChat2Protocol=Zero-shot2024.0670—3.9—
VideoChat2LLM Size=7B, zero-shot=true2024.0270—3.9—
LLaMA-VIDLLM Size=13B, zero-shot=true2024.0270—3.7—
VideoChat2Base LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1170——3.9
VideoChat2LLM Backbone=Vicuna-7B, Data Scale=2M, Zero-shot=true2026.0170——3.9
LLaMA-VIDSize=13B, Evaluation Protocol=Zero-shot2025.1270——3.7
VideoChat2-HDVision Encoder=UMT-L, LLM Size=7B2025.0170——3.9
VanillaBase Model=Video-LLaVA-7B2026.0169.8——3.92
LLAMA-VIDLLM=Vicuna-7B, zero-shot=true2024.0369.7—3.7—
LLaMA-VIDLLM size=7B, Zero-shot=true2024.0269.7—3.7—
LLaMA-VIDLLM Size=7B, zero-shot=true2024.0269.7—3.7—
LLaMA-VIDmode=zero-shot2024.0669.7—74—
LLaMA-VIDBase LLM=Vicuna-7B, Alignment Tuning (DPO/PPO)=false2024.1169.7——3.7
LLaMA-VID#Frames=1fps, #Vision Tokens per Frame=22025.0169.7——3.7
LLaMA-VID†Vision Encoder=CLIP-G, LLM Size=7B, Training data source=same as Video-LLaVA [36]2025.0169.7——3.7
FlashVLMKeep Tokens=227, Prune Percentage=88.9%2025.1269.6——3.94
LLaVA-SFT + VideoScaffoldSize=7B, Frames=16, Evaluation Protocol=Zero-shot2025.1269.5——3.6
VisPrunerKeep Tokens=227, Prune Percentage=88.9%2025.1269.3——3.92
FastVKeep Tokens=455, Prune Percentage=77.8%2025.1269.1——3.91
FastVKeep Tokens=227, Prune Percentage=88.9%2025.1268.9——3.9
MomentorModel category=Temporally-Specialized Video LLMs2026.0468.9———
VisionTrimBase Model=Video-LLaVA-7B2026.0168.6——3.93
VideoLLaMA2†Vision Encoder=ViT-L, LLM Size=7B, Training data source=same as Video-LLaVA [36]2025.0168.4——3.8
LLaVA-SFTSize=7B, Frames=16, Evaluation Protocol=Zero-shot2025.1268.3——3.4
SparseVLMBase Model=Video-LLaVA-7B2026.0168.2——3.9
GroundingGPTLLM Size=7B2024.0167.8——3.7
BT-AdapterVision Encoder=CLIP-G, LLM Size=7B2025.0167.7——3.7