English
Related papers

Related papers: Using RDF Summary Graph For Keyword-based Semantic…

200 papers

The WorldWideWeb (WWW) is a huge conservatory of web pages. Search Engines are key applications that fetch web pages for the user query. In the current generation web architecture, search engines treat keywords provided by the user as…

Information Retrieval · Computer Science 2014-03-03 Leena Giri G , Srikanth P L , S H Manjula , K R Venugopal , L M Patnaik

Data integration is one of the main problems in distributed data sources. An approach is to provide an integrated mediated schema for various data sources. This research work aims at developing a framework for defining an integrated schema…

Databases · Computer Science 2012-11-28 Amineh Amini , Hadi Saboohi , Nasser Nemat bakhsh

In this study we propose a framework to characterize documents based on their semantic flow. The proposed framework encompasses a network-based model that connected sentences based on their semantic similarity. Semantic fields are detected…

Computation and Language · Computer Science 2020-07-06 Edilson A. Corrêa , Vanessa Q. Marinho , Diego R. Amancio

Graph Neural Networks (GNNs) have substantially advanced the field of recommender systems. However, despite the creation of more than a thousand knowledge graphs (KGs) under the W3C standard RDF, their rich semantic information has not yet…

Information Retrieval · Computer Science 2025-06-11 Michael Färber , David Lamprecht , Yuni Susanti

Vector representations and vector space modeling (VSM) play a central role in modern machine learning. We propose a novel approach to `vector similarity searching' over dense semantic representations of words and documents that can be…

Information Retrieval · Computer Science 2017-06-06 Jan Rygl , Jan Pomikálek , Radim Řehůřek , Michal Růžička , Vít Novotný , Petr Sojka

Measuring similarity between RDF graphs is essential for various applications, including knowledge discovery, semantic web analysis, and recommender systems. However, traditional similarity measures often treat all properties equally,…

Databases · Computer Science 2024-05-01 Ngoc Luyen Le , Marie-Hélène Abel , Philippe Gouspillou

The growing developments in general semantic networks, knowledge graphs and ontology databases have motivated us to build a large-scale comprehensive semantic network of technology-related data for engineering knowledge discovery,…

Information Retrieval · Computer Science 2019-10-07 Serhad Sarica , Jianxi Luo , Kristin L. Wood

Deep Semantic Matching is a crucial component in various natural language processing applications such as question and answering (QA), where an input query is compared to each candidate question in a QA corpus in terms of relevance.…

Computation and Language · Computer Science 2020-03-26 Changyu Miao , Zhen Cao , Yik-Cheung Tam

This paper introduces and analyzes a search and retrieval model for RAG-like systems under {token} erasures. We provide an information-theoretic analysis of remote document retrieval when query representations are only partially preserved.…

Information Retrieval · Computer Science 2026-04-21 Sara Ghasvarianjahromi , Joshua Barr , Yauhen Yakimenka , Jörg Kliewer

Due to the large volume of data and information generated by a multitude of social data sources, it is a huge challenge to manage and extract useful knowledge, especially given the different forms of data, streaming data and uncertainty and…

Databases · Computer Science 2021-05-10 Bilal Abu-Salih , Pornpit Wongthongtham , Dengya Zhu , Kit Yan Chan , Amit Rudra

In sponsored search, retrieving synonymous keywords is of great importance for accurately targeted advertising. The semantic gap between queries and keywords and the extremely high precision requirements (>= 95\%) are two major challenges…

Information Retrieval · Computer Science 2020-08-06 Yijiang Lian , Zhenjun You , Fan Wu , Wenqiang Liu , Jing Jia

Textual queries are largely employed in information retrieval to let users specify search goals in a natural way. However, differences in user and system terminologies can challenge the identification of the user's information needs, and…

Information Retrieval · Computer Science 2020-03-31 Noemi Mauro , Liliana Ardissono , Adriano Savoca

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

Computation and Language · Computer Science 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

We report a series of experiments with different semantic models on top of various statistical models for extractive text summarization. Though statistical models may better capture word co-occurrences and distribution around the text, they…

Computation and Language · Computer Science 2018-05-21 Divyanshu Daiya , Anukarsh Singh , Mukesh Jadon

Levering data on social media, such as Twitter and Facebook, requires information retrieval algorithms to become able to relate very short text fragments to each other. Traditional text similarity methods such as tf-idf cosine-similarity,…

Information Retrieval · Computer Science 2015-12-03 Cedric De Boom , Steven Van Canneyt , Steven Bohez , Thomas Demeester , Bart Dhoedt

Searching for mathematical results remains difficult: most existing tools retrieve entire papers, while mathematicians and theorem-proving agents often seek a specific theorem, lemma, or proposition that answers a query. While semantic…

Information Retrieval · Computer Science 2026-03-10 Luke Alexander , Eric Leonen , Sophie Szeto , Artemii Remizov , Ignacio Tejeda , Jarod Alper , Giovanni Inchiostro , Vasily Ilin

Amidst the swift evolution of social media platforms and e-commerce ecosystems, the domain of opinion mining has surged as a pivotal area of exploration within natural language processing. A specialized segment within this field focuses on…

Computation and Language · Computer Science 2024-09-24 Linxiao Wu , Yuanshuai Luo , Binrong Zhu , Guiran Liu , Rui Wang , Qian Yu

RDF streaming has been explored by the Semantic Web community from many angles, resulting in multiple task formulations and streaming methods. However, for many existing formulations of the problem, reliably benchmarking streaming solutions…

Databases · Computer Science 2023-11-28 Piotr Sowinski , Maria Ganzha , Marcin Paprzycki

Information retrieval lies at the foundation of the modern digital industry. While natural language search has seen dramatic progress in recent years largely driven by embedding-based models and large-scale pretraining, the field still…

Artificial Intelligence · Computer Science 2026-02-20 Adrià Molina , Oriol Ramos Terrades , Josep Lladós

This article presents a model of general-purpose computing on a semantic network substrate. The concepts presented are applicable to any semantic network representation. However, due to the standards and technological infrastructure devoted…

Artificial Intelligence · Computer Science 2010-06-08 Marko A. Rodriguez