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Table structure recognition is necessary for a comprehensive understanding of documents. Tables in unstructured business documents are tough to parse due to the high diversity of layouts, varying alignments of contents, and the presence of…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Sachin Raja , Ajoy Mondal , C V Jawahar

We consider the task of building compact deep learning pipelines suitable for deployment on storage and power constrained mobile devices. We propose a unified framework to learn a broad family of structured parameter matrices that are…

机器学习 · 统计学 2015-10-07 Vikas Sindhwani , Tara N. Sainath , Sanjiv Kumar

Topic modeling is a powerful technique to discover hidden topics and patterns within a collection of documents without prior knowledge. Traditional topic modeling and clustering-based techniques encounter challenges in capturing contextual…

计算与语言 · 计算机科学 2024-10-04 Melkamu Abay Mersha , Mesay Gemeda yigezu , Jugal Kalita

This paper presents Structure Aware Dense Retrieval (SANTA) model, which encodes user queries and structured data in one universal embedding space for retrieving structured data. SANTA proposes two pretraining methods to make language…

信息检索 · 计算机科学 2023-06-01 Xinze Li , Zhenghao Liu , Chenyan Xiong , Shi Yu , Yu Gu , Zhiyuan Liu , Ge Yu

This research concerns Learned Data Structures, a recent area that has emerged at the crossroad of Machine Learning and Classic Data Structures. It is methodologically important and with a high practical impact. We focus on Learned Indexes,…

数据结构与算法 · 计算机科学 2023-09-06 Domenico Amato , Giosué Lo Bosco , Raffaele Giancarlo

Sparsity driven signal processing has gained tremendous popularity in the last decade. At its core, the assumption is that the signal of interest is sparse with respect to either a fixed transformation or a signal dependent dictionary. To…

计算机视觉与模式识别 · 计算机科学 2014-06-10 Yuanming Suo , Minh Dao , Umamahesh Srinivas , Vishal Monga , Trac D. Tran

Recent neural network-driven semantic role labeling (SRL) systems have shown impressive improvements in F1 scores. These improvements are due to expressive input representations, which, at least at the surface, are orthogonal to…

计算与语言 · 计算机科学 2020-05-06 Tao Li , Parth Anand Jawale , Martha Palmer , Vivek Srikumar

Sorted Table Search Procedures are the quintessential query-answering tool, with widespread usage that now includes also Web Applications, e.g, Search Engines (Google Chrome) and ad Bidding Systems (AppNexus). Speeding them up, at very…

机器学习 · 计算机科学 2020-07-31 Domenico Amato , Giosué Lo Bosco , Raffaele Giancarlo

Data discovery in data lakes with ever increasing datasets has long been recognized as a big challenge in the realm of data management, especially for semantic search of and hierarchical global catalog generation of tables. While large…

数据库 · 计算机科学 2025-02-24 Qi An , Chihua Ying , Yuqing Zhu , Yihao Xu , Manwei Zhang , Jianmin Wang

This paper proposes a structure-aware driven scheduling graph modeling method to improve the accuracy and representation capability of anomaly identification in scheduling behaviors of complex systems. The method first designs a…

机器学习 · 计算机科学 2025-12-23 Ning Lyu , Junjie Jiang , Lu Chang , Chihui Shao , Feng Chen , Chong Zhang

Large language models (LLMs) have advanced general-purpose reasoning, showing strong performance across diverse tasks. However, existing methods often rely on implicit exploration, where the model follows stochastic and unguided reasoning…

人工智能 · 计算机科学 2025-09-09 Jiaxiang Chen , Zhuo Wang , Mingxi Zou , Zhucong Li , Zhijian Zhou , Song Wang , Zenglin Xu

Understanding the connections between unstructured text and semi-structured table is an important yet neglected problem in natural language processing. In this work, we focus on content-based table retrieval. Given a query, the task is to…

计算与语言 · 计算机科学 2017-06-09 Zhao Yan , Duyu Tang , Nan Duan , Junwei Bao , Yuanhua Lv , Ming Zhou , Zhoujun Li

The emergence of large language models offers new possibilities for structured exploration of scientific knowledge. Rather than viewing scientific discovery as isolated ideas or content, we propose a structured approach that emphasizes the…

人工智能 · 计算机科学 2025-04-15 Junlan Chen , Kexin Zhang , Daifeng Li , Yangyang Feng , Yuxuan Zhang , Bowen Deng

Automatic search of neural architectures for various vision and natural language tasks is becoming a prominent tool as it allows to discover high-performing structures on any dataset of interest. Nevertheless, on more difficult domains,…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Vladimir Nekrasov , Chunhua Shen , Ian Reid

Databases are widespread, yet extracting relevant data can be difficult. Without substantial domain knowledge, multivariate search queries often return sparse or uninformative results. This paper introduces an approach for searching…

人工智能 · 计算机科学 2017-04-05 Feras Saad , Leonardo Casarsa , Vikash Mansinghka

Large language models (LLMs) are becoming attractive as few-shot reasoners to solve Natural Language (NL)-related tasks. However, the understanding of their capability to process structured data like tables remains an under-explored area.…

计算与语言 · 计算机科学 2024-07-18 Yuan Sui , Mengyu Zhou , Mingjie Zhou , Shi Han , Dongmei Zhang

In this work, we aim at equipping pre-trained language models with structured knowledge. We present two self-supervised tasks learning over raw text with the guidance from knowledge graphs. Building upon entity-level masked language models,…

计算与语言 · 计算机科学 2020-04-30 Tao Shen , Yi Mao , Pengcheng He , Guodong Long , Adam Trischler , Weizhu Chen

Organizations are collecting increasingly large amounts of data for data driven decision making. These data are often dumped into a centralized repository, e.g., a data lake, consisting of thousands of structured and unstructured datasets.…

人工智能 · 计算机科学 2023-07-18 Mohamed Y. Eltabakh , Mayuresh Kunjir , Ahmed Elmagarmid , Mohammad Shahmeer Ahmad

Existing methods for differentiable structure learning in discrete data typically assume that the data are generated from specific structural equation models. However, these assumptions may not align with the true data-generating process,…

机器学习 · 计算机科学 2025-10-28 Chang Deng , Bryon Aragam

Exploratory search aims to guide users through a corpus rather than pinpointing exact information. We propose an exploratory search system based on hierarchical clusters and document summaries using sentence embeddings. With sentence…

计算与语言 · 计算机科学 2020-07-23 Austin Silveria