collaborators

19 papers

cs.CV2026

RAVA: Retrieval-Augmented Viewpoint Alignment for Subject-Driven Image Generation

Qiwei Yan, Zhiqiang Yuan, Chongyang Li +4

Reference-driven image generation has made rapid progress on identity preservation, but reliable viewpoint control across different subjects remains poorly understood. The difficul…

cs.AI2026

PAL-Bench: Evidence-Grounded Profile Reconstruction from Longitudinal Personal Albums

Qiwei Yan, Zhiqiang Yuan, Zexi Jia +4

Longitudinal personal albums are weak-schema multimodal databases: noisy perceptual records whose key facts require joins across faces, text, timestamps, locations, and repeated ev…

cs.CV2026

Toward the Whole Picture: Accumulative Fingerprint Mapping and Reconstruction for Small-Area Mobile Sensors

Xiongjun Guan, Jianjiang Feng, Jie Zhou

Small-area fingerprint sensing on mobile devices creates a fundamental mismatch between acquisition and recognition: each touch captures only a tiny, pose-varying local patch, whil…

cs.CL2026

Fine-grained Fragment Retrieval in Multi-modal Long-form Dialogues

Hanbo Bi, Zhiqiang Yuan, Chongyang Li +7

With the widespread adoption of multi-modal communication platforms, long-form dialogues interleaving text and images have become increasingly common. Users often need to retrieve…

cs.SD2026

SketchSong: Hierarchical Song Generation with Sketch Planning and Fine-Grained Multi-Track Modeling

Xiaoyue Duan, Nanxing Hu, Yutang Feng +4

Recent song generation systems can synthesize realistic audio, yet generating complete songs remains challenging for two reasons. First, explicit song-level arrangement planning re…

cs.CL2026

PhotoCraft: Agentic Reasoning with Hierarchical Self-Evolving Memory for Deep Image Search

Kailin Lyu, Zhiqiang Yuan, Jianwei He +9

Deep Image Search requires multi-step reasoning over rich contextual cues, such as time, location, and event relations. However, most existing LLM-based agents are stateless and re…