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相关论文: Matching Weak Informative Ontologies

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Distributed representations of words which map each word to a continuous vector have proven useful in capturing important linguistic information not only in a single language but also across different languages. Current unsupervised…

计算与语言 · 计算机科学 2019-04-23 Haozhou Wang , James Henderson , Paola Merlo

In ontology-mediated query answering, access to incomplete data sources is mediated by a conceptual layer constituted by an ontology. To correctly compute answers to queries, it is necessary to perform complex reasoning over the constraints…

数据库 · 计算机科学 2022-08-17 Christian Alrabbaa , Stefan Borgwardt , Patrick Koopmann , Alisa Kovtunova

Retrieving images with objects that are semantically similar to objects of interest (OOI) in a query image has many practical use cases. A few examples include fixing failures like false negatives/positives of a learned model or mitigating…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Suraj Kothawade , Donna Roy , Michele Fenzi , Elmar Haussmann , Jose M. Alvarez , Christoph Angerer

Interoperability is a feature required by the Semantic Web. It is provided by the ontology matching methods and algorithms. But now ontologies are presented not only in English, but in other languages as well. It is important to use an…

信息检索 · 计算机科学 2011-10-27 Feiyu Lin , Andrew Krizhanovsky

Understanding semantic relationships within complex networks derived from lexical resources is fundamental for network science and language modeling. While network embedding methods capture contextual similarity, quantifying semantic…

无序系统与神经网络 · 物理学 2026-01-09 Pablo Garcia-Cuadrillero , Fabio Revuelta , Jose Angel Capitan

The paper presents our work on cross-lingual ontology alignment system which uses embedding based cosine similarity matching. The ontology entities are made contextually richer by creating descriptions using novel techniques. We use a…

人工智能 · 计算机科学 2026-01-21 Abhishek Kumar

Pattern matching is a fundamental process in almost every scientific domain. The problem involves finding the positions of a given pattern (usually of short length) in a reference stream of data (usually of large length). The matching can…

数据结构与算法 · 计算机科学 2022-07-01 Anas Al-okaily , Abdelghani Tbakhi

Ontologies are useful for automatic machine processing of domain knowledge as they represent it in a structured format. Yet, constructing ontologies requires substantial manual effort. To automate part of this process, large language models…

机器学习 · 计算机科学 2024-11-01 Andy Lo , Albert Q. Jiang , Wenda Li , Mateja Jamnik

The internet is considered as the most extensive market in the world. To keep its gradual reputation, it must confront real problems that result from its distribution and from the diversity of the protocols used to insure communications.…

信息检索 · 计算机科学 2015-01-27 J. Boutahar , T. Rachad , S. El ghazi

Weakly supervised semantic segmentation (WSSS) methods are often built on pixel-level localization maps obtained from a classifier. However, training on class labels only, classifiers suffer from the spurious correlation between foreground…

计算机视觉与模式识别 · 计算机科学 2022-03-09 Jungbeom Lee , Seong Joon Oh , Sangdoo Yun , Junsuk Choe , Eunji Kim , Sungroh Yoon

Ontologies often lack explicit disjointness declarations between classes, despite their usefulness for sophisticated reasoning and consistency checking in Knowledge Graphs. In this study, we explore the potential of Large Language Models…

人工智能 · 计算机科学 2024-12-03 Elias Crum , Antonio De Santis , Manon Ovide , Jiaxin Pan , Alessia Pisu , Nicolas Lazzari , Sebastian Rudolph

Weakly-supervised semantic segmentation is a challenging task as no pixel-wise label information is provided for training. Recent methods have exploited classification networks to localize objects by selecting regions with strong response.…

计算机视觉与模式识别 · 计算机科学 2020-02-20 Xiang Wang , Sifei Liu , Huimin Ma , Ming-Hsuan Yang

Weakly Supervised Object Localization (WSOL) methods only require image level labels as opposed to expensive bounding box annotations required by fully supervised algorithms. We study the problem of learning localization model on target…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Amir Rahimi , Amirreza Shaban , Thalaiyasingam Ajanthan , Richard Hartley , Byron Boots

With the rapid development of social websites, recent years have witnessed an explosive growth of social images with user-provided tags which continuously arrive in a streaming fashion. Due to the fast query speed and low storage cost,…

计算机视觉与模式识别 · 计算机科学 2021-07-09 Yu-Wei Zhan , Xin Luo , Yu Sun , Yongxin Wang , Zhen-Duo Chen , Xin-Shun Xu

Process executions in organizations generate a large variety of data. Process mining is a data-driven analytical approach for analyzing this data from a business process point of view. Online conformance checking deals with finding…

数据库 · 计算机科学 2022-12-01 Kristo Raun , Ahmed Awad

Index is an important component in database systems. Learned indexes have been shown to outperform traditional tree-based index structures for fixed-sized integer or floating point keys. However, the application of the learned solution to…

数据库 · 计算机科学 2024-07-17 Yifan Yang , Shimin Chen

When using the electronic map, POI retrieval is the initial and important step, whose quality directly affects the user experience. Similarity between user query and POI information is the most critical feature in POI retrieval. An accurate…

信息检索 · 计算机科学 2019-03-19 Ji Zhao , Meiyu Yu , Huan Chen , Boning Li , Lingyu Zhang , Qi Song , Li Ma , Hua Chai , Jieping Ye

One of the strongest signals for automated matching of ontologies and knowledge graphs are the textual descriptions of the concepts. The methods that are typically applied (such as character- or token-based comparisons) are relatively…

计算与语言 · 计算机科学 2021-09-16 Sven Hertling , Jan Portisch , Heiko Paulheim

Ontologies formalise how the concepts from a given domain are interrelated. Despite their clear potential as a backbone for explainable AI, existing ontologies tend to be highly incomplete, which acts as a significant barrier to their more…

人工智能 · 计算机科学 2021-05-12 Steven Schockaert , Yazmín Ibáñez-García , Víctor Gutiérrez-Basulto

Most of the existing techniques to product discovery rely on syntactic approaches, thus ignoring valuable and specific semantic information of the underlying standards during the process. The product data comes from different heterogeneous…

人工智能 · 计算机科学 2020-10-19 Sarika Jain