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This paper presents the novel approach towards table structure recognition by leveraging the guided anchors. The concept differs from current state-of-the-art approaches for table structure recognition that naively apply object detection…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Khurram Azeem Hashmi , Didier Stricker , Marcus Liwicki , Muhammad Noman Afzal , Muhammad Zeshan Afzal

Our work introduces SAVeD (Semantically Aware Version Detection), a contrastive learning-based framework for identifying versions of structured datasets without relying on metadata, labels, or integration-based assumptions. SAVeD addresses…

Machine Learning · Computer Science 2026-01-13 Artem Frenk , Roee Shraga

Tabular reasoning involves interpreting natural language queries about tabular data, which presents a unique challenge of combining language understanding with structured data analysis. Existing methods employ either textual reasoning,…

Databases · Computer Science 2025-04-08 Nikhil Abhyankar , Vivek Gupta , Dan Roth , Chandan K. Reddy

Machine learning for tabular data remains constrained by poor schema generalization, a challenge rooted in the lack of semantic understanding of structured variables. This challenge is particularly acute in domains like clinical medicine,…

Machine Learning · Computer Science 2026-05-05 Hongxi Mao , Wei Zhou , Mengting Jia , Tao Fang , Huan Gao , Bin Zhang , Shangyang Li

Machine-learning from a disparate set of tables, a data lake, requires assembling features by merging and aggregating tables. Data discovery can extend autoML to data tables by automating these steps. We present an in-depth analysis of such…

Databases · Computer Science 2025-05-20 Riccardo Cappuzzo , Aimee Coelho , Felix Lefebvre , Paolo Papotti , Gael Varoquaux

Deploying machine learning models in resource-constrained environments, such as edge devices or rapid prototyping scenarios, increasingly demands distillation of large datasets into significantly smaller yet informative synthetic datasets.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Wenmin Li , Shunsuke Sakai , Tatsuhito Hasegawa

Structured data extraction from tables plays a crucial role in document image analysis for scanned documents and digital archives. Although many methods have been proposed to detect table structures and extract cell contents, accurately…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Suren Bandara

Table structure recognition aims to parse tables in unstructured data into machine-understandable formats. Recent methods address this problem through a two-stage process or optimized one-stage approaches. However, these methods either…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Anyi Xiao , Cihui Yang

Detecting semantic concept of columns in tabular data is of particular interest to many applications ranging from data integration, cleaning, search to feature engineering and model building in machine learning. Recently, several works have…

Artificial Intelligence · Computer Science 2020-12-17 Udayan Khurana , Sainyam Galhotra

Modern data lakes have emerged as foundational platforms for large-scale machine learning, enabling flexible storage of heterogeneous data and structured analytics through table-oriented abstractions. Despite their growing importance,…

Machine Learning · Computer Science 2026-02-12 Feiyu Pan , Tianbin Zhang , Aoqian Zhang , Yu Sun , Zheng Wang , Lixing Chen , Li Pan , Jianhua Li

Unsupervised disentangled representation learning is a long-standing problem in computer vision. This work proposes a novel framework for performing image clustering from deep embeddings by combining instance-level contrastive learning with…

Machine Learning · Computer Science 2021-10-05 Ramakrishnan Sundareswaran , Jansel Herrera-Gerena , John Just , Ali Jannesari

In talent management systems, critical information often resides in complex tabular formats, presenting significant retrieval challenges for conventional language models. These challenges are pronounced when processing Talent documentation…

Artificial Intelligence · Computer Science 2025-07-02 Varun Mannam , Fang Wang , Chaochun Liu , Xin Chen

Table retrieval is the task of retrieving the most relevant tables from large-scale corpora given natural language queries. However, structural and semantic discrepancies between unstructured text and structured tables make embedding…

Information Retrieval · Computer Science 2026-01-23 Shui-Hsiang Hsu , Tsung-Hsiang Chou , Chen-Jui Yu , Yao-Chung Fan

Recursive queries and recursive derived tables constitute an important part of the SQL standard. Their efficient processing is important for many real-life applications that rely on graph or hierarchy traversal. Position-enabled…

Databases · Computer Science 2023-08-21 Mikhail Firsov , Michael Polyntsov , Kirill Smirnov , George Chernishev

Table integration aims to create a comprehensive table by consolidating tuples containing relevant information. In this work, we investigate the challenge of integrating multiple tables from a data lake, focusing on three core tasks: 1)…

Databases · Computer Science 2025-04-15 Daomin Ji , Hui Luo , Zhifeng Bao , Shane Culpepper

Recent publications suggest using natural language analysis on database schema elements to guide tuning and profiling efforts. The underlying hypothesis is that state-of-the-art language processing methods, so-called language models, are…

Databases · Computer Science 2023-09-12 Immanuel Trummer

Hashing methods aim to learn a set of hash functions which map the original features to compact binary codes with similarity preserving in the Hamming space. Hashing has proven a valuable tool for large-scale information retrieval. We…

Machine Learning · Computer Science 2016-02-23 Guosheng Lin , Fayao Liu , Chunhua Shen , Jianxin Wu , Heng Tao Shen

Agentic discovery has shown that LLM-driven search can find novel algorithms, designs, and code under benchmark conditions. Translating the paradigm to multi-system data backends surfaces a harder problem: the search space is heterogeneous,…

Artificial Intelligence · Computer Science 2026-05-27 Shanshan Ye , Duo Lu

Existing methods for Table Structure Recognition (TSR) from camera-captured or scanned documents perform poorly on complex tables consisting of nested rows / columns, multi-line texts and missing cell data. This is because current…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Arushi Jain , Shubham Paliwal , Monika Sharma , Lovekesh Vig

Schema matching is a foundational task in enterprise data integration, aiming to align disparate data sources. While traditional methods handle simple one-to-one table mappings, they often struggle with complex multi-table schema matching…

Databases · Computer Science 2025-07-16 Sha Wang , Yuchen Li , Hanhua Xiao , Bing Tian Dai , Roy Ka-Wei Lee , Yanfei Dong , Lambert Deng