ViTGaze: Gaze Following Framework with Vision Transformers

Concepts de base

ViTGaze introduces a novel single-modality gaze following framework based on pre-trained plain Vision Transformers, achieving state-of-the-art performance in gaze prediction.

Résumé

Introduction: Gaze following interprets human-scene interactions by predicting gaze targets.
Prevailing Approaches: Multi-modality vs. single-modality methods.
ViTGaze Framework: Utilizes ViTs for interaction extraction and achieves SOTA performance.
Experimental Results: Demonstrates superior performance and efficiency compared to existing methods.
Ablation Studies: Multi-level 4D features and 2D spatial guidance enhance performance.
Pretraining Impact: Self-supervised pre-training significantly improves interaction information extraction.

Stats

"Our method achieves state-of-the-art (SOTA) performance among all single-modality methods (3.4% improvement on AUC, 5.1% improvement on AP) and very comparable performance against multi-modality methods with 59% number of parameters less."
"ViTGaze gets a 3.4% improvement on AUC and 5.1% improvement on AP among single-modality methods, achieving new state-of-the-art (SOTA) performance."

Citations

"Inspired by the remarkable success of pre-trained plain Vision Transformers (ViTs), we introduce a novel single-modality gaze following framework, ViTGaze."
"Our method achieves advantages in both performance and efficiency compared to existing state-of-the-art methods."

Idées clés tirées de

ViTGaze

by Yuehao Song,... à arxiv.org 03-20-2024

https://arxiv.org/pdf/2403.12778.pdf

Questions plus approfondies

How can the ViTGaze framework be adapted for other computer vision tasks?

The ViTGaze framework's adaptability to other computer vision tasks lies in its core components and design principles. By leveraging pre-trained plain Vision Transformers (ViTs) and focusing on powerful encoders for feature extraction, this framework can be applied to various tasks requiring interaction information between different elements in an image. For adaptation, one could modify the prediction heads and loss functions according to the specific requirements of the new task. Additionally, adjusting the spatial guidance module and 4D interaction encoder parameters could tailor the framework to suit different types of interactions or relationships within images.

What are the potential limitations or challenges of relying solely on encoders for gaze prediction?

While relying solely on encoders for gaze prediction offers efficiency and performance benefits, there are some potential limitations and challenges to consider:

Limited Contextual Information: Encoders may not capture all nuances of human-scene interactions as effectively as multi-modal approaches that incorporate additional data sources like depth or pose.
Overfitting: Depending only on encoder features might lead to overfitting if the model lacks diverse training data or encounters complex scenarios not adequately represented in training.
Interpretability: Understanding how encoders extract relevant features for gaze prediction can be challenging compared to models with explicit decoder components.
Generalization: The model's ability to generalize across diverse datasets or real-world conditions may be limited by a lack of varied input modalities.

How might the insights gained from ViTGaze impact the development of future computer vision models?

The insights from ViTGaze offer valuable contributions that can influence future developments in computer vision models:

Encoder-Centric Approaches: Future models may explore more encoder-centric architectures that prioritize feature extraction over complex decoders, leading to efficient yet high-performing frameworks.
Utilizing Pre-Trained Models: The success of pre-trained plain Vision Transformers highlights the importance of leveraging transfer learning and self-supervised pre-training techniques for improved performance across various tasks.
Patch-Level Interactions: Understanding patch-level interactions through 4D features could inspire novel approaches in capturing fine-grained details within images, enhancing object localization, segmentation, and relationship modeling tasks.
Simplification vs Complexity Trade-off: Balancing model complexity with simplicity by emphasizing powerful encoders while maintaining interpretability could shape future trends towards more streamlined yet effective architectures in computer vision research.

These insights pave the way for advancements in single-modality frameworks based on strong encoder representations while encouraging exploration into innovative ways of extracting rich contextual information from visual data efficiently and effectively.