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Related papers: DREAM: Document Reconstruction via End-to-end Auto…

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Large Language Models (LLMs) have recently demonstrated remarkable performance in tasks such as Retrieval-Augmented Generation (RAG) and autonomous AI agent workflows. Yet, when faced with large sets of unstructured documents requiring…

Databases · Computer Science 2025-02-25 Longbin Lai , Changwei Luo , Yunkai Lou , Mingchen Ju , Zhengyi Yang

Task specific fine-tuning of a pre-trained neural language model using a custom softmax output layer is the de facto approach of late when dealing with document classification problems. This technique is not adequate when labeled examples…

Computation and Language · Computer Science 2020-10-27 Natraj Raman , Armineh Nourbakhsh , Sameena Shah , Manuela Veloso

In Document Understanding, the challenge of reconstructing damaged, occluded, or incomplete text remains a critical yet unexplored problem. Subsequent document understanding tasks can benefit from a document reconstruction process. In…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Kunal Purkayastha , Ayan Banerjee , Josep Llados , Umapada Pal

Training general-purpose vision models on purely sequential visual data, eschewing linguistic inputs, has heralded a new frontier in visual understanding. These models are intended to not only comprehend but also seamlessly transit to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Jianyuan Guo , Zhiwei Hao , Chengcheng Wang , Yehui Tang , Han Wu , Han Hu , Kai Han , Chang Xu

Domain specific information retrieval process has been a prominent and ongoing research in the field of natural language processing. Many researchers have incorporated different techniques to overcome the technical and domain specificity…

This paper proposes a data tree-rewriting framework for modeling evolving documents. The framework is close to Guarded Active XML, a platform used for handling XML repositories evolving through web services. We focus on automatic…

Databases · Computer Science 2010-03-05 Blaise Genest , Anca Muscholl , Zhilin Wu

While autoregressive models excel at image compression, their sample quality is often lacking. Although not realistic, generated images often have high likelihood according to the model, resembling the case of adversarial examples. Inspired…

Machine Learning · Computer Science 2021-03-30 Chenlin Meng , Jiaming Song , Yang Song , Shengjia Zhao , Stefano Ermon

We present SketchGPT, a flexible framework that employs a sequence-to-sequence autoregressive model for sketch generation, and completion, and an interpretation case study for sketch recognition. By mapping complex sketches into simplified…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Adarsh Tiwari , Sanket Biswas , Josep Lladós

Autoregressive models excel in sequential modeling and have proven to be effective for vision-language data. However, the spatial nature of visual signals conflicts with the sequential dependencies of next-token prediction, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Jiamian Wang , Ziqi Zhou , Chaithanya Kumar Mummadi , Sohail Dianat , Majid Rabbani , Raghuveer Rao , Chen Qiu , Zhiqiang Tao

Visual document retrieval aims to retrieve a set of document pages relevant to a query from visually rich collections. Existing methods often employ Vision-Language Models (VLMs) to encode queries and visual pages into a shared embedding…

Information Retrieval · Computer Science 2026-04-10 Hao Yang , Yifan Ji , Zhipeng Xu , Zhenghao Liu , Yukun Yan , Zulong Chen , Shuo Wang , Yu Gu , Ge Yu

Recent retrieval-augmented models enhance basic methods by building a hierarchical structure over retrieved text chunks through recursive embedding, clustering, and summarization. The most relevant information is then retrieved from both…

Computation and Language · Computer Science 2024-10-03 Charbel Chucri , Rami Azouz , Joachim Ott

Large-scale text-to-image models have demonstrated amazing ability to synthesize diverse and high-fidelity images. However, these models are often violated by several limitations. Firstly, they require the user to provide precise and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Yupei Lin , Sen Zhang , Xiaojun Yang , Xiao Wang , Yukai Shi

Large language models (LLMs) have gained significant attention in various fields but prone to hallucination, especially in knowledge-intensive (KI) tasks. To address this, retrieval-augmented generation (RAG) has emerged as a popular…

Computation and Language · Computer Science 2024-04-23 Xiaoxi Li , Zhicheng Dou , Yujia Zhou , Fangchao Liu

The challenges in feature selection, particularly in balancing model accuracy, interpretability, and computational efficiency, remain a critical issue in advancing machine learning methodologies. To address these complexities, this study…

Machine Learning · Computer Science 2026-01-06 Nachiket Kapure , Harsh Joshi , Parul Kumari , Rajeshwari Mistri , Manasi Mali

Generative modeling of high-dimensional data is a key problem in machine learning. Successful approaches include latent variable models and autoregressive models. The complementary strengths of these approaches, to model global and local…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Thomas Lucas , Jakob Verbeek

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…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Jiaxin Zhang , Dezhi Peng , Chongyu Liu , Peirong Zhang , Lianwen Jin

Ultrasound imaging is caught between the quest for the highest image quality, and the necessity for clinical usability. Our contribution is two-fold: First, we propose a novel fully convolutional neural network for ultrasound…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Walter Simson , Rüdiger Göbl , Magdalini Paschali , Markus Krönke , Klemens Scheidhauer , Wolfgang Weber , Nassir Navab

Event cameras are novel sensors that report brightness changes in the form of a stream of asynchronous "events" instead of intensity frames. They offer significant advantages with respect to conventional cameras: high temporal resolution,…

Computer Vision and Pattern Recognition · Computer Science 2019-06-19 Henri Rebecq , René Ranftl , Vladlen Koltun , Davide Scaramuzza

HTML documents are an important medium for disseminating information on the Web for human consumption. An HTML document presents information in multiple text formats including unstructured text, structured key-value pairs, and tables.…

Computation and Language · Computer Science 2022-01-27 Xiang Deng , Prashant Shiralkar , Colin Lockard , Binxuan Huang , Huan Sun

Monocular depth estimation has seen significant advances through discriminative approaches, yet their performance remains constrained by the limitations of training datasets. While generative approaches have addressed this challenge by…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Bulat Gabdullin , Nina Konovalova , Nikolay Patakin , Dmitry Senushkin , Anton Konushin