Search Results for author: Paul Groth

Found 28 papers, 12 papers with code

SlotGAN: Detecting Mentions in Text via Adversarial Distant Learning

no code implementations spnlp (ACL) 2022 Daniel Daza, Michael Cochez, Paul Groth

We present SlotGAN, a framework for training a mention detection model that only requires unlabeled text and a gazetteer.

Sentence valid

Towards Interactively Improving ML Data Preparation Code via "Shadow Pipelines"

no code implementations30 Apr 2024 Stefan Grafberger, Paul Groth, Sebastian Schelter

Data scientists develop ML pipelines in an iterative manner: they repeatedly screen a pipeline for potential issues, debug it, and then revise and improve its code according to their findings.

SHROOM-INDElab at SemEval-2024 Task 6: Zero- and Few-Shot LLM-Based Classification for Hallucination Detection

1 code implementation4 Apr 2024 Bradley P. Allen, Fina Polat, Paul Groth

We describe the University of Amsterdam Intelligent Data Engineering Lab team's entry for the SemEval-2024 Task 6 competition.

Hallucination In-Context Learning

AE SemRL: Learning Semantic Association Rules with Autoencoders

no code implementations26 Mar 2024 Erkan Karabulut, Victoria Degeler, Paul Groth

In this study, we propose an Autoencoder-based approach to learn and extract association rules from time series data (AE SemRL).

Time Series

AdaTyper: Adaptive Semantic Column Type Detection

1 code implementation23 Nov 2023 Madelon Hulsebos, Paul Groth, Çağatay Demiralp

A key source for understanding a table is the semantics of its columns.

Semantic Association Rule Learning from Time Series Data and Knowledge Graphs

no code implementations11 Oct 2023 Erkan Karabulut, Victoria Degeler, Paul Groth

Building on this move, this paper proposes a pipeline for semantic association rule learning in DTs using KGs and time series data.

Knowledge Graphs Time Series

Observatory: Characterizing Embeddings of Relational Tables

1 code implementation5 Oct 2023 Tianji Cong, Madelon Hulsebos, Zhenjie Sun, Paul Groth, H. V. Jagadish

Based on these properties, we define an extensible framework to evaluate language and table embedding models.

Knowledge Engineering using Large Language Models

no code implementations1 Oct 2023 Bradley P. Allen, Lise Stork, Paul Groth

Knowledge engineering is a discipline that focuses on the creation and maintenance of processes that generate and apply knowledge.

Ontologies in Digital Twins: A Systematic Literature Review

no code implementations29 Aug 2023 Erkan Karabulut, Salvatore F. Pileggi, Paul Groth, Victoria Degeler

Digital Twins (DT) facilitate monitoring and reasoning processes in cyber-physical systems.

Knowledge Graphs

Harnessing the Web and Knowledge Graphs for Automated Impact Investing Scoring

no code implementations4 Aug 2023 Qingzhi Hu, Daniel Daza, Laurens Swinkels, Kristina Ūsaitė, Robbert-Jan 't Hoen, Paul Groth

The Sustainable Development Goals (SDGs) were introduced by the United Nations in order to encourage policies and activities that help guarantee human prosperity and sustainability.

Knowledge Graphs

BioBLP: A Modular Framework for Learning on Multimodal Biomedical Knowledge Graphs

1 code implementation6 Jun 2023 Daniel Daza, Dimitrios Alivanistos, Payal Mitra, Thom Pijnenburg, Michael Cochez, Paul Groth

We train models using a biomedical KG containing approximately 2 million triples, and evaluate the performance of the resulting entity embeddings on the tasks of link prediction, and drug-protein interaction prediction, comparing against methods that do not take attribute data into account.

Attribute Entity Embeddings +2

Distributional Reinforcement Learning with Dual Expectile-Quantile Regression

no code implementations26 May 2023 Sami Jullien, Romain Deffayet, Jean-Michel Renders, Paul Groth, Maarten de Rijke

Motivated by the efficiency of $L_2$-based learning, we propose to jointly learn expectiles and quantiles of the return distribution in a way that allows efficient learning while keeping an estimate of the full distribution of returns.

Continuous Control Distributional Reinforcement Learning +3

Self-Contained Entity Discovery from Captioned Videos

1 code implementation13 Aug 2022 Melika Ayoughi, Pascal Mettes, Paul Groth

This paper introduces the task of visual named entity discovery in videos without the need for task-specific supervision or task-specific external knowledge sources.

E2EG: End-to-End Node Classification Using Graph Topology and Text-based Node Attributes

1 code implementation9 Aug 2022 Tu Anh Dinh, Jeroen den Boef, Joran Cornelisse, Paul Groth

Node classification utilizing text-based node attributes has many real-world applications, ranging from prediction of paper topics in academic citation graphs to classification of user characteristics in social media networks.

Classification Node Classification

A Simulation Environment and Reinforcement Learning Method for Waste Reduction

no code implementations30 May 2022 Sami Jullien, Mozhdeh Ariannezhad, Paul Groth, Maarten de Rijke

We frame inventory restocking as a new reinforcement learning task that exhibits stochastic behavior conditioned on the agent's actions, making the environment partially observable.

Distributional Reinforcement Learning reinforcement-learning +1

Making Table Understanding Work in Practice

no code implementations11 Sep 2021 Madelon Hulsebos, Sneha Gathani, James Gale, Isil Dillig, Paul Groth, Çağatay Demiralp

However, we observe that there exists a gap between the performance of these models on these benchmarks and their applicability in practice.

Data Integration

SemEval-2021 Task 8: MeasEval -- Extracting Counts and Measurements and their Related Contexts

no code implementations SEMEVAL 2021 Corey Harper, Jessica Cox, Curt Kohler, Antony Scerri, Ron Daniel Jr., Paul Groth

We describe MeasEval, a SemEval task of extracting counts, measurements, and related context from scientific documents, which is of significant importance to the creation of Knowledge Graphs that distill information from the scientific literature.

Knowledge Graphs

GitTables: A Large-Scale Corpus of Relational Tables

2 code implementations14 Jun 2021 Madelon Hulsebos, Çağatay Demiralp, Paul Groth

Existing table corpora primarily contain tables extracted from HTML pages, limiting the capability to represent offline database tables.

Information Retrieval Table annotation

Reinforcement Learning based Collective Entity Alignment with Adaptive Features

1 code implementation5 Jan 2021 Weixin Zeng, Xiang Zhao, Jiuyang Tang, Xuemin Lin, Paul Groth

Entity alignment (EA) is the task of identifying the entities that refer to the same real-world object but are located in different knowledge graphs (KGs).

Decision Making Entity Alignment +3

Towards Olfactory Information Extraction from Text: A Case Study on Detecting Smell Experiences in Novels

no code implementations COLING (LaTeCHCLfL, CLFL, LaTeCH) 2020 Ryan Brate, Paul Groth, Marieke van Erp

Environmental factors determine the smells we perceive, but societal factors factors shape the importance, sentiment and biases we give to them.

Towards Entity Spaces

no code implementations LREC 2020 Marieke van Erp, Paul Groth

Entities are a central element of knowledge bases and are important input to many knowledge-centric tasks including text analysis.

Entity Linking Word Embeddings

End-to-End Learning for Answering Structured Queries Directly over Text

no code implementations15 Nov 2018 Paul Groth, Antony Scerri, Ron Daniel, Jr., Bradley P. Allen

Structured queries expressed in languages (such as SQL, SPARQL, or XQuery) offer a convenient and explicit way for users to express their information needs for a number of tasks.

Extractive Question-Answering Knowledge Graphs +1

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