SweetTok: Semantic-Aware Spatial-Temporal Tokenizer for Compact Video Discretization
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Abstract (arXiv)
This paper presents the Semantic-aWarE spatial-tEmporal Tokenizer (SweetTok), a novel video tokenizer to overcome the limitations in current video tokenization methods for compacted yet effective discretization. Unlike previous approaches that process flattened local visual patches via direct discretization or adaptive query tokenization, SweetTok proposes a decoupling framework, compressing visual inputs through distinct spatial and temporal queries via Decoupled Query AutoEncoder (DQAE). This design allows SweetTok to efficiently compress video token count while achieving superior fidelity by capturing essential information across spatial and temporal dimensions. Furthermore, we design a Motion-enhanced Language Codebook (MLC) tailored for spatial and temporal compression to address the differences in semantic representation between appearance and motion information. SweetTok significantly improves video reconstruction results by 42.8% w.r.t rFVD on UCF-101 dataset. With a better token compression strategy, it also boosts downstream video generation results by 15.1% w.r.t gFVD. Additionally, the compressed decoupled tokens are imbued with semantic information, enabling few-shot recognition capabilities powered by LLMs in downstream applications.
Key facts. Cited by 12 papers in the map (data through 14 Oct 2026). Builds on 45 of its 56 references that are in the map. First posted on arXiv 11 Dec 2024.
Builds on
45 of 56 references.
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Built on by
Citing papers per year: 2025: 4; 2026: 8.
12 papers.
- 2025Discrete Tokenization for Multimodal LLMs: A Comprehensive Surveycited by 8
- 2025DINO-Tok: Adapting DINO for Visual Tokenizerscited by 6
- 2025DeRA: Decoupled Representation Alignment for Video Tokenizationcited by 6
- 2026PyraTok: Language-Aligned Pyramidal Tokenizer for Video Understanding and Generationcited by 4
- 2026TaskTok: Delving into Task Tokens for Task-driven Image Restorationcited by 3
- 2026VideoRAE: Taming Video Foundation Models for Generative Modeling via Representation Autoencoderscited by 3
- 2026V-RAE: Rethinking Video Latent Spaces for Generationcited by 3
- 2025Versatile Video Representation via Feed-Forward 2D Gaussian Splatting Tokenizationcited by 1
- 2026Best of Both Worlds: Multimodal Reasoning and Generation via Unified Discrete Flow Matchingcited by 1
- 2026PhyEdit: Towards Real-World Object Manipulation via Physically-Grounded Image Editingcited by 1
- 2026TivTok: Broadcasting Time-Invariant Tokens for Scalable Video Tokenizationcited by 1
- 2026Keep-or-Drop? Adaptive Tokenizer for Compact Video Representationcited by 0
- 2026Keep-or-Drop? Adaptive Tokenizer for Compact Video Representation25 Aug 2026
- 2026V-RAE: Rethinking Video Latent Spaces for Generation13 Aug 2026
- 2026VideoRAE: Taming Video Foundation Models for Generative Modeling via Representation Autoencoders15 Jul 2026
- 2026TaskTok: Delving into Task Tokens for Task-driven Image Restoration25 Jun 2026
- 2026TivTok: Broadcasting Time-Invariant Tokens for Scalable Video Tokenization16 Jun 2026
- 2026PhyEdit: Towards Real-World Object Manipulation via Physically-Grounded Image Editing8 Apr 2026
- 2026Best of Both Worlds: Multimodal Reasoning and Generation via Unified Discrete Flow Matching12 Feb 2026
- 2026PyraTok: Language-Aligned Pyramidal Tokenizer for Video Understanding and Generation22 Jan 2026
- 2025DeRA: Decoupled Representation Alignment for Video Tokenization4 Dec 2025
- 2025DINO-Tok: Adapting DINO for Visual Tokenizers25 Nov 2025
- 2025Versatile Video Representation via Feed-Forward 2D Gaussian Splatting Tokenization15 Aug 2025
- 2025Discrete Tokenization for Multimodal LLMs: A Comprehensive Survey21 Jul 2025
Similar, not cited
Close in wording, no citation either way
- 2026VideoTok4D: A 4D-Aware Video Tokenizer for Compact World Representation
- 2024PVC: Progressive Visual Token Compression for Unified Image and Video Processing in Large Vision-Language Models
- 2025One Trajectory, One Token: Grounded Video Tokenization via Panoptic Sub-object Trajectory
- 2025TVC: Tokenized Video Compression with Ultra-Low Bit Rate
- 2025DART: Differentiable Dynamic Adaptive Region Tokenizer for Vision Foundation Models
- 2026Beyond Selection: Token Parameterization for Extreme Visual Token Compression
- 2026Token-Budget Distillation: Transferring Full-Token Semantics to Compressed Video Vision-Language Models
- 2025RefTok: Reference-Based Tokenization for Video Generation