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Related papers: Row-less Universal Schema

200 papers

Ensemble learning, the machine learning paradigm where multiple algorithms are combined, has exhibited promising perfomance in a variety of tasks. The present work focuses on unsupervised ensemble classification. The term unsupervised…

Machine Learning · Computer Science 2020-12-22 Panagiotis A. Traganitis , Georgios B. Giannakis

Relational triple extraction is challenging for its difficulty in capturing rich correlations between entities and relations. Existing works suffer from 1) heterogeneous representations of entities and relations, and 2) heterogeneous…

Computation and Language · Computer Science 2022-11-17 Wei Tang , Benfeng Xu , Yuyue Zhao , Zhendong Mao , Yifeng Liu , Yong Liao , Haiyong Xie

We present a surprisingly simple yet accurate approach to reasoning in knowledge graphs (KGs) that requires \emph{no training}, and is reminiscent of case-based reasoning in classical artificial intelligence (AI). Consider the task of…

Computation and Language · Computer Science 2020-07-21 Rajarshi Das , Ameya Godbole , Shehzaad Dhuliawala , Manzil Zaheer , Andrew McCallum

Knowledge graphs (KGs) of real-world facts about entities and their relationships are useful resources for a variety of natural language processing tasks. However, because knowledge graphs are typically incomplete, it is useful to perform…

Computation and Language · Computer Science 2020-10-28 Dat Quoc Nguyen

In this paper, we address the problem of learning low dimension representation of entities on relational databases consisting of multiple tables. Embeddings help to capture semantics encoded in the database and can be used in a variety of…

Computation and Language · Computer Science 2021-05-03 Siddhant Arora , Vinayak Gupta , Garima Gaur , Srikanta Bedathur

Many real-world domains can be expressed as graphs and, more generally, as multi-relational knowledge graphs. Though reasoning and learning with knowledge graphs has traditionally been addressed by symbolic approaches, recent methods in…

Artificial Intelligence · Computer Science 2020-03-25 Sebastijan Dumancic , Alberto Garcia-Duran , Mathias Niepert

This paper presents a pseudocode algorithm for translating Entity-Relationship data models into (Elementary) Mathematical Data Model schemes. We prove that this algorithm is linear, sound, complete, and optimal. As an example, we apply this…

Databases · Computer Science 2025-11-27 Christian Mancas , Diana Christina Mancas

Ensembles of classifier models typically deliver superior performance and can outperform single classifier models given a dataset and classification task at hand. However, the gain in performance comes together with the lack in…

Human-Computer Interaction · Computer Science 2017-10-23 Bruno Schneider , Dominik Jäckle , Florian Stoffel , Alexandra Diehl , Johannes Fuchs , Daniel Keim

The cognitive faculty of visual reasoning necessitates the integration of multimodal perceptual processing and commonsense and external knowledge of the world. In recent years, a plethora of large vision-language models (LVLMs) have been…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Tien-Huy Nguyen , Quang-Khai Tran , Anh-Tuan Quang-Hoang

Recent work in learning ontologies (hierarchical and partially-ordered structures) has leveraged the intrinsic geometry of spaces of learned representations to make predictions that automatically obey complex structural constraints. We…

Computation and Language · Computer Science 2017-08-03 Xiang Li , Luke Vilnis , Andrew McCallum

End-to-end relation extraction aims to identify named entities and extract relations between them. Most recent work models these two subtasks jointly, either by casting them in one structured prediction framework, or performing multi-task…

Computation and Language · Computer Science 2021-03-24 Zexuan Zhong , Danqi Chen

Interpretable rationales for model predictions play a critical role in practical applications. In this study, we develop models possessing interpretable inference process for structured prediction. Specifically, we present a method of…

Computation and Language · Computer Science 2020-05-01 Hiroki Ouchi , Jun Suzuki , Sosuke Kobayashi , Sho Yokoi , Tatsuki Kuribayashi , Ryuto Konno , Kentaro Inui

Joint entity and relation extraction plays a pivotal role in various applications, notably in the construction of knowledge graphs. Despite recent progress, existing approaches often fall short in two key aspects: richness of representation…

Computation and Language · Computer Science 2024-04-22 Urchade Zaratiana , Nadi Tomeh , Yann Dauxais , Pierre Holat , Thierry Charnois

Many data we collect today are in tabular form, with rows as records and columns as attributes associated with each record. Understanding the structural relationship in tabular data can greatly facilitate the data science process.…

Data Structures and Algorithms · Computer Science 2020-09-09 Jin Cao , Yibo Zhao , Linjun Zhang , Jason Li

Relational prediction tasks are fundamental in many real-world applications, where data are naturally stored in relational databases (RDBs). Relational Deep Learning (RDL) addresses this problem by modeling RDBs as graphs and applying graph…

Machine Learning · Computer Science 2026-05-21 Yi Huang , Qingyun Sun , Jia Li , Xingcheng Fu , Jianxin Li

Most existing methods determine relation types only after all the entities have been recognized, thus the interaction between relation types and entity mentions is not fully modeled. This paper presents a novel paradigm to deal with…

Computation and Language · Computer Science 2018-11-12 Ryuichi Takanobu , Tianyang Zhang , Jiexi Liu , Minlie Huang

In this paper, we introduce the first method that (1) can complete kernel matrices with completely missing rows and columns as opposed to individual missing kernel values, (2) does not require any of the kernels to be complete a priori, and…

Machine Learning · Computer Science 2016-02-09 Sahely Bhadra , Samuel Kaski , Juho Rousu

In tasks like semantic parsing, instruction following, and question answering, standard deep networks fail to generalize compositionally from small datasets. Many existing approaches overcome this limitation with model architectures that…

Computation and Language · Computer Science 2023-07-06 Ekin Akyürek , Jacob Andreas

Knowledge graph embedding (KGE) has been shown to be a powerful tool for predicting missing links of a knowledge graph. However, existing methods mainly focus on modeling relation patterns, while simply embed entities to vector spaces, such…

Artificial Intelligence · Computer Science 2022-03-10 Jingxuan Chai , Guangming Shi

Analytics on structured data is a mature field with many successful methods. However, most real world data exists in unstructured form, such as images and conversations. We investigate the potential of Large Language Models (LLMs) to enable…