5 papers
Route to Rome Attack: Directing LLM Routers to Expensive Models via Adversarial Suffix Optimization
Haochun Tang, Yuliang Yan, Jiahua Lu +2
Cost-aware routing dynamically dispatches user queries to models of varying capability to balance performance and inference cost. However, the routing strategy introduces a new sec…
Let's Grow an Unbiased Community: Guiding the Fairness of Graphs via New Links
Jiahua Lu, Huaxiao Liu, Shuotong Bai +3
Graph Neural Networks (GNNs) have achieved remarkable success across diverse applications. However, due to the biases in the graph structures, graph neural networks face significan…
AccessFixer: Enhancing GUI Accessibility for Low Vision Users With R-GCN Model
Mengxi Zhang, Huaxiao Liu, Chunyang Chen +3
The Graphical User Interface (GUI) plays a critical role in the interaction between users and mobile applications (apps), aiming at facilitating the operation process. However, due…
Don't Confuse! Redrawing GUI Navigation Flow in Mobile Apps for Visually Impaired Users
Mengxi Zhang, Huaxiao Liu, Yuheng Zhou +3
Mobile applications (apps) are integral to our daily lives, offering diverse services and functionalities. They enable sighted users to access information coherently in an extremel…
Are your apps accessible? A GCN-based accessibility checker for low vision users
Mengxi Zhang, Huaxiao Liu, Shenning Song +3
Context: Accessibility issues (e.g., small size and narrow interval) in mobile applications (apps) lead to obstacles for billions of low vision users in interacting with Graphical…