English
Related papers

Related papers: Space-time databases modeling global semantic netw…

200 papers

In artificial intelligence (AI), knowledge is the information required by an intelligent system to accomplish tasks. While traditional knowledge bases use discrete, symbolic representations, detecting knowledge encoded in the continuous…

Computation and Language · Computer Science 2021-04-20 Gang Chen , Maosong Sun , Yang Liu

Due to the lack of structured knowledge applied in learning distributed representation of cate- gories, existing work cannot incorporate category hierarchies into entity information. We propose a framework that embeds entities and…

Computation and Language · Computer Science 2016-07-28 Yuezhang Li , Ronghuo Zheng , Tian Tian , Zhiting Hu , Rahul Iyer , Katia Sycara

In usual quantum theory, the information available about a quantum system is defined in terms of the density matrix describing it on a spacelike surface. This definition must be generalized for extensions of quantum theory which do not have…

General Relativity and Quantum Cosmology · Physics 2009-10-22 James B. Hartle

Database systems have to cater to the growing demands of the information age. The growth of the new age information retrieval powerhouses like search engines has thrown a challenge to the data management community to come up with novel…

Databases · Computer Science 2012-08-21 Gowri Shankar Ramaswamy , F Sagayaraj Francis

Semantic network research has seen a resurgence from its early history in the cognitive sciences with the inception of the Semantic Web initiative. The Semantic Web effort has brought forth an array of technologies that support the…

Artificial Intelligence · Computer Science 2021-08-23 Marko A. Rodriguez , Johan Bollen

Identifying relationships between concepts is a key aspect of scientific knowledge synthesis. Finding these links often requires a researcher to laboriously search through scien- tific papers and databases, as the size of these resources…

Computation and Language · Computer Science 2016-02-12 Stephanie L. Hyland , Theofanis Karaletsos , Gunnar Rätsch

Learning in the space-time domain remains a very challenging problem in machine learning and computer vision. Current computational models for understanding spatio-temporal visual data are heavily rooted in the classical single-image based…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Andrei Nicolicioiu , Iulia Duta , Marius Leordeanu

In modern machine learning, pattern recognition replaces realtime semantic reasoning. The mapping from input to output is learned with fixed semantics by training outcomes deliberately. This is an expensive and static approach which depends…

Artificial Intelligence · Computer Science 2017-08-02 Mark Burgess

This paper describes a new kind of knowledge representation and mining system which we are calling the Semantic Knowledge Graph. At its heart, the Semantic Knowledge Graph leverages an inverted index, along with a complementary uninverted…

Information Retrieval · Computer Science 2016-09-06 Trey Grainger , Khalifeh AlJadda , Mohammed Korayem , Andries Smith

The trends of open science have enabled several open scholarly datasets which include millions of papers and authors. Managing, exploring, and utilizing such large and complicated datasets effectively are challenging. In recent years, the…

Artificial Intelligence · Computer Science 2025-08-19 Hung Nghiep Tran , Atsuhiro Takasu

Querying is one of the basic functionality expected from a database system. Query efficiency is adversely affected by increase in the number of participating tables. Also, querying based on syntax largely limits the gamut of queries a…

Databases · Computer Science 2011-04-08 Gowri Shankar Ramaswamy , F Sagayaraj Francis

A Concept Tree is a structure for storing knowledge where the trees are stored in a database called a Concept Base. It sits between the highly distributed neural architectures and the distributed information systems, with the intention of…

Artificial Intelligence · Computer Science 2020-04-07 Kieran Greer

In the field of machine learning, data understanding is the practice of getting initial insights in unknown datasets. Such knowledge-intensive tasks require a lot of documentation, which is necessary for data scientists to grasp the meaning…

Databases · Computer Science 2018-06-14 Markus Schröder , Christian Jilek , Jörn Hees , Andreas Dengel

The Semantic Web through technologies such to support the canonical representation information and presenting it to users in a method by which its meaning can be understood or at least communi- cated and interpreted by all parties. As the…

Networking and Internet Architecture · Computer Science 2008-08-12 Ian Oliver , Jukka Honkola

Due to the lack of structured knowledge applied in learning distributed representation of categories, existing work cannot incorporate category hierarchies into entity information.~We propose a framework that embeds entities and categories…

Computation and Language · Computer Science 2016-05-16 Yuezhang Li , Ronghuo Zheng , Tian Tian , Zhiting Hu , Rahul Iyer , Katia Sycara

We explore local vs. global evolution of knowledge systems through the framework of socio-epistemic networks (SEN), applying two complementary methods to a corpus of scientific texts. The framework comprises three interconnected…

Computation and Language · Computer Science 2025-01-03 Raphael Schlattmann , Malte Vogl

When people search for information about a new topic within large document collections, they implicitly construct a mental model of the unfamiliar information space to represent what they currently know and guide their exploration into the…

Information Retrieval · Computer Science 2023-02-21 Mengtian Guo , Zhilan Zhou , David Gotz , Yue Wang

Entity linking is an important step towards constructing knowledge graphs that facilitate advanced question answering over scientific documents, including the retrieval of relevant information included in tables within these documents. This…

Information Retrieval · Computer Science 2023-06-21 Varish Mulwad , Tim Finin , Vijay S. Kumar , Jenny Weisenberg Williams , Sharad Dixit , Anupam Joshi

Tables on the Web contain a vast amount of knowledge in a structured form. To tap into this valuable resource, we address the problem of table retrieval: answering an information need with a ranked list of tables. We investigate this…

Information Retrieval · Computer Science 2021-05-14 Shuo Zhang , Krisztian Balog

Some formal aspects of the Semantic Spacetime graph model are presented, with reference to its use for directed knowledge representations and process modelling. A finite $\gamma(3,4)$ representation is defined to form a closed set of…

Artificial Intelligence · Computer Science 2025-06-16 Mark Burgess