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Transforming unstructured text into structured data is a complex task, requiring semantic understanding, reasoning, and structural comprehension. While Large Language Models (LLMs) offer potential, they often struggle with handling…

Computation and Language · Computer Science 2025-08-13 Rajmohan C , Sarthak Harne , Arvind Agarwal

A structural time series model additively decomposes into generative, semantically-meaningful components, each of which depends on a vector of parameters. We demonstrate that considering each generative component together with its vector of…

Methodology · Statistics 2020-09-16 David Rushing Dewhurst

Table-to-text generation involves generating appropriate textual descriptions given structured tabular data. It has attracted increasing attention in recent years thanks to the popularity of neural network models and the availability of…

Computation and Language · Computer Science 2024-06-04 Iñigo Alonso , Eneko Agirre , Mirella Lapata

Formal languages let us define the textual representation of data with precision. Formal grammars, typically in the form of BNF-like productions, describe the language syntax, which is then annotated for syntax-directed translation and…

Formal Languages and Automata Theory · Computer Science 2015-01-15 Luis Quesada , Fernando Berzal , Juan-Carlos Cubero

Automatic question generation is one of the most challenging tasks of Natural Language Processing. It requires "bidirectional" language processing: firstly, the system has to understand the input text (Natural Language Understanding) and it…

Computation and Language · Computer Science 2022-05-26 Miroslav Blšták , Viera Rozinajová

For many new application domains for data-to-text generation, the main obstacle in training neural models consists of a lack of training data. While usually large numbers of instances are available on the data side, often only very few text…

Computation and Language · Computer Science 2021-02-09 Ernie Chang , Xiaoyu Shen , Dawei Zhu , Vera Demberg , Hui Su

Transforming dense, detailed, unstructured text into an interpretable and summarised table, also colloquially known as Text-to-Table generation, is an essential task for information retrieval. Current methods, however, miss out on how and…

Computation and Language · Computer Science 2025-05-30 Naman Ahuja , Fenil Bardoliya , Chitta Baral , Vivek Gupta

Entity search, i.e., finding the most similar entities to a query entity, faces unique challenges in e-commerce, where product similarity varies across categories and contexts. Traditional embedding-based approaches often struggle to…

Information Retrieval · Computer Science 2026-05-01 Yilun Zhu , Nikhita Vedula , Shervin Malmasi

Extracting information from tables in documents presents a significant challenge in many industries and in academic research. Existing methods which take a bottom-up approach of integrating lines into cells and rows or columns neglect the…

Neural and Evolutionary Computing · Computer Science 2019-04-04 Nataliya Le Vine , Matthew Zeigenfuse , Mark Rowan

Synthesis from examples enables non-expert users to generate programs by specifying examples of their behavior. A domain-specific form of such synthesis has been recently deployed in a widely used spreadsheet software product. In this paper…

Formal Languages and Automata Theory · Computer Science 2017-05-25 Mikaël Mayer , Jad Hamza , Viktor Kuncak

Narrative story generation is a challenging problem because it demands the generated sentences with tight semantic connections, which has not been well studied by most existing generative models. To address this problem, we propose a…

Computation and Language · Computer Science 2018-08-28 Jingjing Xu , Xuancheng Ren , Yi Zhang , Qi Zeng , Xiaoyan Cai , Xu Sun

The SQL-to-text generation task traditionally uses template base, Seq2Seq, tree-to-sequence, and graph-to-sequence models. Recent models take advantage of pre-trained generative language models for this task in the Seq2Seq framework.…

Computation and Language · Computer Science 2025-04-10 Meher Bhardwaj , Hrishikesh Ethari , Dennis Singh Moirangthem

The knowledge graph(KG) composed of entities with their descriptions and attributes, and relationship between entities, is finding more and more application scenarios in various natural language processing tasks. In a typical knowledge…

Computation and Language · Computer Science 2018-10-15 Shengjie Sun , Dong Yang , Hongchun Zhang , Yanxu Chen , Chao Wei , Xiaonan Meng , Yi Hu

Text-to-SQL, the process of translating natural language into Structured Query Language (SQL), represents a transformative application of large language models (LLMs), potentially revolutionizing how humans interact with data. This paper…

The literature on concept formation has demonstrated that humans are capable of learning concepts incrementally, with a variety of attribute types, and in both supervised and unsupervised settings. Many models of concept formation focus on…

Artificial Intelligence · Computer Science 2024-10-15 Christopher J. MacLellan , Erik Harpstead , Vincent Aleven , Kenneth R. Koedinger

Building robust and general dialogue models for spoken conversations is challenging due to the gap in distributions of spoken and written data. This paper presents our approach to build generalized models for the Knowledge-grounded…

Computation and Language · Computer Science 2022-03-09 Ruijie Yan , Shuang Peng , Haitao Mi , Liang Jiang , Shihui Yang , Yuchi Zhang , Jiajun Li , Liangrui Peng , Yongliang Wang , Zujie Wen

Large language models (LLMs) have recently been introduced to graph learning, aiming to extend their zero-shot generalization success to tasks where labeled graph data is scarce. Among these applications, inference over text-attributed…

Machine Learning · Computer Science 2025-06-10 Haoyu Wang , Shikun Liu , Rongzhe Wei , Pan Li

More often than not in benchmark supervised ML, tabular data is flat, i.e. consists of a single $m \times d$ (rows, columns) file, but cases abound in the real world where observations are described by a set of tables with structural…

Machine Learning · Computer Science 2024-02-26 Mathieu Guillame-Bert , Richard Nock

In this paper, we propose a novel method for joint entity and relation extraction from unstructured text by framing it as a conditional sequence generation problem. In contrast to conventional generative information extraction models that…

Computation and Language · Computer Science 2024-01-17 Urchade Zaratiana , Nadi Tomeh , Pierre Holat , Thierry Charnois

Property graphs often contain tree-shaped substructures, yet they are not captured by existing proposals for graph schemas; likewise, query languages and query engines offer little-to-no native support for managing them systematically. As a…