collaborators

28 papers

cs.CL2026

From Graph Retrieval to Schema Realization: Counterfactual Validation for Text-to-SPARQL over Heterogeneous Knowledge Graphs

Chengxiao Dai, Yue Xiu, Dusit Niyato

Text-to-SPARQL maps natural-language questions to executable SPARQL queries over RDF knowledge graphs. While standard evaluations often fix the target graph in advance, practical k…

eess.SY2026

Networking-Aware Energy Efficiency in Agentic AI Inference: A Survey

Xiaojing Chen, Haiqi Yu, Wei Ni +5

The rapid emergence of Large Language Models (LLMs) has catalyzed Agentic artificial intelligence (AI), autonomous systems integrating perception, reasoning, and action into closed…

eess.SP2026

Rotatable Antenna Enabled Multi-Cell Mixed Near-Field and Far-Field Communications

Yunpu Zhang, Changsheng You, Ruichen Zhang +4

Prior studies on mixed near-field and far-field communications have focused exclusively on single-cell scenarios, where both near-field and far-field users are served by the same b…

cs.AI2026

CLAUSE: Agentic Neuro-Symbolic Knowledge Graph Reasoning via Dynamic Learnable Context Engineering

Yang Zhao, Chengxiao Dai, Wei Zhuo +2

Knowledge graphs provide structured context for multi-hop question answering, but deployed systems must balance answer accuracy with strict latency and cost targets while preservin…

cs.CR2026

Delayed Backdoor Attacks: Exploring the Temporal Dimension as a New Attack Surface in Pre-Trained Models

Zikang Ding, Haomiao Yang, Meng Hao +6

Backdoor attacks against pre-trained models (PTMs) have traditionally operated under an ``immediacy assumption,'' where malicious behavior manifests instantly upon trigger occurren…

cs.IR2026

FedUTR: Federated Recommendation with Augmented Universal Textual Representation for Sparse Interaction Scenarios

Kang Fu, Honglei Zhang, Zikai Zhang +5

Federated recommendations (FRs) have emerged as an on-device privacy-preserving paradigm, attracting considerable attention driven by rising demands for data security. Existing FRs…