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Writers generally rely on plans or sketches to write long stories, but most current language models generate word by word from left to right. We explore coarse-to-fine models for creating narrative texts of several hundred words, and…

Computation and Language · Computer Science 2019-06-18 Angela Fan , Mike Lewis , Yann Dauphin

State-of-the-art task-oriented dialogue systems typically rely on task-specific ontologies for fulfilling user queries. The majority of task-oriented dialogue data, such as customer service recordings, comes without ontology and annotation.…

Computation and Language · Computer Science 2025-03-10 Renato Vukovic , David Arps , Carel van Niekerk , Benjamin Matthias Ruppik , Hsien-Chin Lin , Michael Heck , Milica Gašić

Data integration is considered a classic research field and a pressing need within the information science community. Ontologies play a critical role in such a process by providing well-consolidated support to link and semantically…

Artificial Intelligence · Computer Science 2024-05-30 Inès Osman , Salvatore F. Pileggi , Sadok Ben Yahia

It is very costly to build up lexical resources and domain ontologies. Especially when confronted with a new application domain lexical gaps and a poor coverage of domain concepts are a problem for the successful exploitation of natural…

Computation and Language · Computer Science 2007-05-23 Dietmar Roesner , Manuela Kunze

Ontologies of research topics are crucial for structuring scientific knowledge, enabling scientists to navigate vast amounts of research, and forming the backbone of intelligent systems such as search engines and recommendation systems.…

Digital Libraries · Computer Science 2025-06-12 Tanay Aggarwal , Angelo Salatino , Francesco Osborne , Enrico Motta

Recommender systems learn about user preferences over time, automatically finding things of similar interest. This reduces the burden of creating explicit queries. Recommender systems do, however, suffer from cold-start problems where no…

Machine Learning · Computer Science 2007-05-23 Stuart E. Middleton , Harith Alani , David C. De Roure

Considering the high heterogeneity of the ontologies pub-lished on the web, ontology matching is a crucial issue whose aim is to establish links between an entity of a source ontology and one or several entities from a target ontology.…

Artificial Intelligence · Computer Science 2015-01-26 Amira Essaid , Arnaud Martin , Grégory Smits , Boutheina Ben Yaghlane

Conversational grounding is a collaborative mechanism for establishing mutual knowledge among participants engaged in a dialogue. This experimental study analyzes information-seeking conversations to investigate the capabilities of large…

Computation and Language · Computer Science 2024-06-05 Kristiina Jokinen , Phillip Schneider , Taiga Mori

This paper presents the principles of ontology-supported and ontology-driven conceptual navigation. Conceptual navigation realizes the independence between resources and links to facilitate interoperability and reusability. An engine builds…

Information Retrieval · Computer Science 2007-05-23 Michel Crampes , Sylvie Ranwez

We tackle the task of enriching ontologies by automatically translating natural language sentences into Description Logic. Since Large Language Models (LLMs) are the best tools for translations, we fine-tuned a GPT-3 model to convert…

Artificial Intelligence · Computer Science 2023-08-01 Patricia Mateiu , Adrian Groza

Understanding socio-ecological systems requires insights from diverse stakeholder perspectives, which are often hard to access. To enable alternative, simulation-based exploration of different stakeholder perspectives, we develop the HoPeS…

Artificial Intelligence · Computer Science 2025-07-24 Yongchao Zeng , Calum Brown , Ioannis Kyriakou , Ronja Hotz , Mark Rounsevell

Ontologies are built on systems that conceptually evolve over time. In addition, techniques and languages for building ontologies evolve too. This has led to numerous studies in the field of ontology versioning and ontology evolution. This…

Software Engineering · Computer Science 2012-08-09 Perrine Pittet , Christophe Nicolle , Christophe Cruz

In this paper we propose facilitating ontology development by constant evaluation of steps in the process of ontology development. Existing methodologies for ontology development are complex and they require technical knowledge that…

Software Engineering · Computer Science 2018-07-12 Dejan Lavbič , Marjan Krisper

Most definitions of ontology, viewed as a "specification of a conceptualization", agree on the fact that if an ontology can take different forms, it necessarily includes a vocabulary of terms and some specification of their meaning in…

Artificial Intelligence · Computer Science 2008-01-09 Christophe Roche

The current learning systems typically lack the level of metacognitive awareness, self-directed learning, and time management skills. Most of the ontologically based learning management systems are in the proposed phase and those which are…

Computers and Society · Computer Science 2017-09-01 Monika Rani , Kumar Vaibhav Srivastava , O. P. Vyas

Ontology alignment is the task of identifying semantically equivalent entities from two given ontologies. Different ontologies have different representations of the same entity, resulting in a need to de-duplicate entities when merging…

Computation and Language · Computer Science 2018-06-22 Lucy Lu Wang , Chandra Bhagavatula , Mark Neumann , Kyle Lo , Chris Wilhelm , Waleed Ammar

The growth of domain-specific applications of semantic models, boosted by the recent achievements of unsupervised embedding learning algorithms, demands domain-specific evaluation datasets. In many cases, content-based recommenders being a…

Computation and Language · Computer Science 2020-11-24 Pierangelo Lombardo , Alessio Boiardi , Luca Colombo , Angelo Schiavone , Nicolò Tamagnone

Since long, corporations are looking for knowledge sources which can provide structured description of data and can focus on meaning and shared understanding. Structures which can facilitate open world assumptions and can be flexible enough…

Artificial Intelligence · Computer Science 2014-03-31 Iti Mathur , Nisheeth Joshi , Hemant Darbari , Ajai Kumar

Modeling an ontology is a hard and time-consuming task. Although methodologies are useful for ontologists to create good ontologies, they do not help with the task of evaluating the quality of the ontology to be reused. For these reasons,…

Artificial Intelligence · Computer Science 2017-09-05 Judson Bandeira , Ig Ibert Bittencourt , Patricia Espinheira , Seiji Isotani

The incorporation of Artificial Intelligence (AI) models into various optimization systems is on the rise. Yet, addressing complex urban and environmental management problems normally requires in-depth domain science and informatics…

Artificial Intelligence · Computer Science 2024-09-10 Jose Tupayachi , Haowen Xu , Olufemi A. Omitaomu , Mustafa Can Camur , Aliza Sharmin , Xueping Li