3 papers
cs.CR2026
Multi-User Multi-Key Image Steganography with Key Isolation
Tzu-Ti Wei, Yu-Han Tseng, Jun-Yi Lin +2
Steganography conceals secret information within innocuous carriers while preserving visual fidelity and enabling reliable recovery. Recent unified networks operate normally under…
cs.CV2026
WiFi2Cap: Semantic Action Captioning from Wi-Fi CSI via Limb-Level Semantic Alignment
Tzu-Ti Wei, Chu-Yu Huang, Yu-Chee Tseng +1
Privacy-preserving semantic understanding of human activities is important for indoor sensing, yet existing Wi-Fi CSI-based systems mainly focus on pose estimation or predefined ac…
cs.RO2024
Resolving Positional Ambiguity in Dialogues by Vision-Language Models for Robot Navigation
Kuan-Lin Chen, Tzu-Ti Wei, Li-Tzu Yeh +3
We consider an autonomous navigation robot that can accept human commands through natural language to provide services in an indoor environment. These natural language commands may…