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Peirong Zhang

9 accepted papers

2026

Frequency Mining Empowered by Text Aggregation: A New Perspective on Document Image Tampering Detection

AAAI 2026technical

Document image tampering detection faces significant challenges due to the subtle and spatially dispersed nature of tampering traces, which are often confined to localized regions within tampered text. While existing methods leverage frequency domain information to reveal hidden artifacts, they fail

Cited by 0SourcePDFScholar
2026

GeoViS: Geospatially Rewarded Visual Search for Remote Sensing Visual Grounding

CVPR 2026

Recent advances in multimodal large language models (MLLMs) have led to remarkable progress in visual grounding, enabling fine-grained cross-modal alignment between textual queries and image regions. However, transferring such capabilities to remote sensing imagery remains challenging, as targets ar

Cited by 0SourcecodeScholar
2026

PosterVerse: A Full-Workflow Framework for Commercial-Grade Poster Generation with HTML-Based Scalable Typography

AAAI 2026technical

Commercial-grade poster design demands the seamless integration of aesthetic appeal with precise, informative content delivery. Current automated poster generation systems face significant limitations, including incomplete design workflows, poor text rendering accuracy, and insufficient flexibility

Cited by 0SourcePDFScholar
2026

RAPTOR: Real-Time High-Resolution UAV Video Prediction with Efficient Video Attention

AAAI 2026technical

Video prediction is plagued by a fundamental trilemma: achieving high-resolution and perceptual quality typically comes at the cost of real-time speed, hindering its use in latency-critical applications. This challenge is most acute for autonomous UAVs in dense urban environments, where foreseeing e

Cited by 0SourcePDFScholar
2025

Reviving Cultural Heritage: A Novel Approach for Comprehensive Historical Document Restoration

ACL 2025long

Historical documents represent an invaluable cultural heritage, yet have undergone significant degradation over time through tears, water erosion, and oxidation. Existing Historical Document Restoration (HDR) methods primarily focus on single modality or limited-size restoration, failing to meet pra…

2024

DocRes: A Generalist Model Toward Unifying Document Image Restoration Tasks

CVPR 2024poster

Document image restoration is a crucial aspect of Document AI systems as the quality of document images significantly influences the overall performance. Prevailing methods address distinct restoration tasks independently leading to intricate systems and the incapability to harness the potential syn…

2024

TongGu: Mastering Classical Chinese Understanding with Knowledge-Grounded Large Language Models

EMNLP 2024finding

Classical Chinese is a gateway to the rich heritage and wisdom of ancient China, yet its complexities pose formidable comprehension barriers for most modern people without specialized knowledge. While Large Language Models (LLMs) have shown remarkable capabilities in Natural Language Processing (NLP…

2023

M6Doc: A Large-Scale Multi-Format, Multi-Type, Multi-Layout, Multi-Language, Multi-Annotation Category Dataset for Modern Document Layout Analysis

CVPR 2023poster

Document layout analysis is a crucial prerequisite for document understanding, including document retrieval and conversion. Most public datasets currently contain only PDF documents and lack realistic documents. Models trained on these datasets may not generalize well to real-world scenarios. Theref…

2022

MSDS: A Large-Scale Chinese Signature and Token Digit String Dataset for Handwriting Verification

NeurIPS 2022accept

Although online handwriting verification has made great progress recently, the verification performances are still far behind the real usage owing to the small scale of the datasets as well as the limited biometric mediums. Therefore, this paper proposes a new handwriting verification benchmark data…