activity
20172026
collaborators

5 papers

cs.CV2026

DroneIQA-VLE: Multi-Task Drone Image Quality Assessment via Vision-Language Ensemble

Wei Sun, Weixia Zhang, Hongjian Zhan +3

We present DroneIQA-VLE, our solution to the ICME 2026 Drone-IQA Grand Challenge on Target-aware Image Quality Assessment for Low-altitude UAV Images. The framework jointly predict…

cs.CV2026

Perceptual Flow Network for Visually Grounded Reasoning

Yangfu Li, Yuning Gong, Hongjian Zhan +8

Despite the success of Large-Vision Language Models (LVLMs), general optimization objectives (e.g., standard MLE) fail to constrain visual trajectories, leading to language bias an…

cs.CV2026

DeepScan: A Training-Free Framework for Visually Grounded Reasoning in Large Vision-Language Models

Yangfu Li, Hongjian Zhan, Jiawei Chen +3

Humans can robustly localize visual evidence and provide grounded answers even in noisy environments by identifying critical cues and then relating them to the full context in a bo…

cs.CV2025

Why 1 + 1 < 1 in Visual Token Pruning: Beyond Naive Integration via Multi-Objective Balanced Covering

Yangfu Li, Hongjian Zhan, Tianyi Chen +2

Existing visual token pruning methods target prompt alignment and visual preservation with static strategies, overlooking the varying relative importance of these objectives across…

cs.CV2017

Handwritten digit string recognition by combination of residual network and RNN-CTC

Hongjian Zhan, Qingqing Wang, Yue Lu

Recurrent neural network (RNN) and connectionist temporal classification (CTC) have showed successes in many sequence labeling tasks with the strong ability of dealing with the pro…