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Tong Sun

28 accepted papers

2026

Advancing Off-Road Autonomous Driving: The Large-Scale ORAD-3D Dataset and Comprehensive Benchmarks

ICRA 2026poster

A major bottleneck in off-road autonomous driving research lies in the scarcity of large-scale, high-quality datasets and benchmarks. To bridge this gap, we present ORAD-3D, which, to the best of our knowledge, is the largest dataset specifically curated for off-road autonomous driving. ORAD-3D cove…

2026

OIDA-QA: A Multimodal Benchmark for Analyzing the Opioid Industry Documents Archive

AAAI 2026technical

The opioid crisis represents a significant moment in public health that reveals systemic shortcomings across regulatory systems, healthcare practices, corporate governance, and public policy. Analyzing how these interconnected systems simultaneously failed to protect public health requires innovativ

Cited by 0SourcePDFScholar
2025

MoDS: Moderating a Mixture of Document Speakers to Summarize Debatable Queries in Document Collections

NAACL 2025long

Query-focused summarization (QFS) gives a summary of documents to answer a query.Past QFS work assumes queries have one answer, ignoring debatable ones (*Is law school worth it?*).We introduce **Debatable QFS (DQFS)**, a task to create summaries that answer debatable queries via documents with oppos…

Cited by 0SourcePDFScholar
2025

Numerical Pruning for Efficient Autoregressive Models

AAAI 2025technical

Transformers have emerged as the leading architecture in deep learning, proving to be versatile and highly effective across diverse domains beyond language and image processing. However, their impressive performance often incurs high computational costs due to their substantial model size. This pape…

Cited by 10SourcePDFScholar
2025

Persona-SQ: A Personalized Suggested Question Generation Framework For Real-world Documents

NAACL 2025system demonstrations

Suggested questions (SQs) provide an effective initial interface for users to engage with their documents in AI-powered reading applications. In practical reading sessions, users have diverse backgrounds and reading goals, yet current SQ features typically ignore such user information, resulting in…

2025

ROD: RGB-Only Fast and Efficient Off-Road Freespace Detection

ICRA 2025

Off-road freespace detection is more challenging than on-road scenarios because of the blurred boundaries of traversable areas. Previous state-of-the-art (SOTA) methods employ multi-modal fusion of RGB images and LiDAR data. However, due to the significant increase in inference time when calculating

Cited by 2SourcecodeScholar
2025

SV-RAG: LoRA-Contextualizing Adaptation of MLLMs for Long Document Understanding

ICLR 2025poster

Multimodal large language models (MLLMs) have recently shown great progress in text-rich image understanding, yet they still struggle with complex, multi-page visually-rich documents. Traditional methods using document parsers for retrieval-augmented generation suffer from performance and efficiency…

Cited by 0SourcePDFScholar
2024

ADOPD: A Large-Scale Document Page Decomposition Dataset

ICLR 2024poster

Research in document image understanding is hindered by limited high-quality document data. To address this, we introduce ADOPD, a comprehensive dataset for document page decomposition. ADOPD stands out with its data-driven approach for document taxonomy discovery during data collection, complemente…

Cited by 5SourcePDFScholar
2024

ATLAS: A System for PDF-centric Human Interaction Data Collection

NAACL 2024system demonstrations

The Portable Document Format (PDF) is a popular format for distributing digital documents. Datasets on PDF reading behaviors and interactions remain limited due to the challenges of instrumenting PDF readers for these data collection tasks. We present ATLAS, a data collection tool designed to better…

Cited by 1SourcePDFScholar
2024

Adaptive Simultaneous Sign Language Translation with Confident Translation Length Estimation

COLING 2024main

Traditional non-simultaneous Sign Language Translation (SLT) methods, while effective for pre-recorded videos, face challenges in real-time scenarios due to inherent inference delays. The emerging field of simultaneous SLT aims to address this issue by progressively translating incrementally receive…

2024

DocPilot: Copilot for Automating PDF Edit Workflows in Documents

ACL 2024system demonstrations

Digital documents, such as PDFs, are vital in business workflows, enabling communication, documentation, and collaboration. Handling PDFs can involve navigating complex workflows and numerous tools (e.g., comprehension, annotation, editing), which can be tedious and time-consuming for users. We intr…

2024

SOHES: Self-supervised Open-world Hierarchical Entity Segmentation

ICLR 2024poster

Open-world entity segmentation, as an emerging computer vision task, aims at segmenting entities in images without being restricted by pre-defined classes, offering impressive generalization capabilities on unseen images and concepts. Despite its promise, existing entity segmentation methods like Se…

2024

TRINS: Towards Multimodal Language Models that Can Read

CVPR 2024poster

Large multimodal language models have shown remarkable proficiency in understanding and editing images. However a majority of these visually-tuned models struggle to comprehend the textual content embedded in images primarily due to the limitation of training data. In this work we introduce TRINS: a…

Cited by 9SourcePDFScholar
2023

A Critical Analysis of Document Out-of-Distribution Detection

EMNLP 2023long findings

Large-scale pre-training is widely used in recent document understanding tasks. During deployment, one may expect that models should trigger a conservative fallback policy when encountering out-of-distribution (OOD) samples, which highlights the importance of OOD detection. However, most existing OO…

Cited by 0SourceScholar
2023

Label-Retrieval-Augmented Diffusion Models for Learning from Noisy Labels

NeurIPS 2023poster

Learning from noisy labels is an important and long-standing problem in machine learning for real applications. One of the main research lines focuses on learning a label corrector to purify potential noisy labels. However, these methods typically rely on strict assumptions and are limited to certai…

2022

Learning Adaptive Axis Attentions in Fine-tuning: Beyond Fixed Sparse Attention Patterns

ACL 2022findings

We present a comprehensive study of sparse attention patterns in Transformer models. We first question the need for pre-training with sparse attention and present experiments showing that an efficient fine-tuning only approach yields a slightly worse but still competitive model. Then we compare the…

Cited by 1SourcePDFScholar
2022

MGDoc: Pre-training with Multi-granular Hierarchy for Document Image Understanding

EMNLP 2022main

Document images are a ubiquitous source of data where the text is organized in a complex hierarchical structure ranging from fine granularity (e.g., words), medium granularity (e.g., regions such as paragraphs or figures), to coarse granularity (e.g., the whole page). The spatial hierarchical relati…

2022

TiGAN: Text-Based Interactive Image Generation and Manipulation

AAAI 2022technical

Using natural-language feedback to guide image generation and manipulation can greatly lower the required efforts and skills. This topic has received increased attention in recent years through refinement of Generative Adversarial Networks (GANs); however, most existing works are limited to single-r…

Cited by 20SourcePDFScholar
2022

Towards Language-Free Training for Text-to-Image Generation

CVPR 2022poster

One of the major challenges in training text-to-image generation models is the need of a large number of high-quality text-image pairs. While image samples are often easily accessible, the associated text description typically requires careful human captioning, which is particularly time- and cost-c…

Cited by 307PDFScholar
2021

SLAP: a Split Latency Adaptive VLIW Pipeline Architecture Which Enables on-The-Fly Variable SIMD Vector-Length

ICASSP 2021accepted

Over the last decade the relative latency of access to shared memory by multicore increased as wire resistance dominated latency and low wire density layout pushed multi-port memories farther away from their ports. Various techniques were deployed to improve average memory access latencies, such as…

Cited by 0SourceScholar
2021

Towards Interpreting and Mitigating Shortcut Learning Behavior of NLU models

NAACL 2021long

Recent studies indicate that NLU models are prone to rely on shortcut features for prediction, without achieving true language understanding. As a result, these models fail to generalize to real-world out-of-distribution data. In this work, we show that the words in the NLU training set can be model…

Cited by 107SourcePDFScholar
2021

UniDoc: Unified Pretraining Framework for Document Understanding

NeurIPS 2021poster

Document intelligence automates the extraction of information from documents and supports many business applications. Recent self-supervised learning methods on large-scale unlabeled document datasets have opened up promising directions towards reducing annotation efforts by training models with sel…

Cited by 109SourcePDFScholar
2020

Cross-Domain Document Object Detection: Benchmark Suite and Method

CVPR 2020poster

Decomposing images of document pages into high-level semantic regions (e.g., figures, tables, paragraphs), document object detection (DOD) is fundamental for downstream tasks like intelligent document editing and understanding. DOD remains a challenging problem as document objects vary significantly…

Cited by 59PDFcodeScholar
2020

Scalable Differential Privacy with Certified Robustness in Adversarial Learning

ICML 2020poster

In this paper, we aim to develop a scalable algorithm to preserve differential privacy (DP) in adversarial learning for deep neural networks (DNNs), with certified robustness to adversarial examples. By leveraging the sequential composition theory in DP, we randomize both input and latent spaces to…

2020

Self-Supervised Relationship Probing

NeurIPS 2020poster

Structured representations of images that model visual relationships are beneficial for many vision and vision-language applications. However, current human-annotated visual relationship datasets suffer from the long-tailed predicate distribution problem which limits the potential of visual relation…

Cited by 20SourcePDFScholar