Results 1 to 10 of about 303,332 (290)

LTC-Mapping, Enhancing Long-Term Consistency of Object-Oriented Semantic Maps in Robotics [PDF]

open access: yesSensors, 2022
This paper proposes LTC-Mapping, a method for building object-oriented semantic maps that remain consistent in the long-term operation of mobile robots.
Jose-Luis Matez-Bandera   +5 more
doaj   +2 more sources

Semantic Tagging on Historical Maps [PDF]

open access: yesProceedings of the 5th Annual ACM Web Science Conference, 2013
Tags assigned by users to shared content can be ambiguous. As a possible solution, we propose semantic tagging as a collaborative process in which a user selects and associates Web resources drawn from a knowledge context.
Guimbretiere, Francois   +3 more
core   +2 more sources

A unified framework for analyzing complex systems: Juxtaposing the (Kernel) PCA method and graph theory

open access: yesFrontiers in Applied Mathematics and Statistics, 2022
In this article, we present a unified framework for the analysis and characterization of a complex system and demonstrate its application in two diverse fields: neuroscience and astrophysics.
Andreas A. Ioannides   +9 more
doaj   +1 more source

Behavior adaptation for mobile robots via semantic map compositions of constraint-based controllers

open access: yesFrontiers in Robotics and AI, 2023
Specifying and solving Constraint-based Optimization Problems (COP) has become a mainstream technology for advanced motion control of mobile robots. COP programming still requires expert knowledge to transform specific application context into the right ...
Hao Liang Chen   +6 more
doaj   +1 more source

An account of inter-lexical polysemy in Italian prepositions: The case of per, tra, attraverso

open access: yesModerna Språk, 2023
The goal of this paper is to offer an account of an inter-lexical polysemy pattern connecting the three Italian prepositions per, tra and attraverso. It is shown via a corpus study that these prepositions can cover several related senses (i.e.
Francesco-Alessio Ursini   +1 more
doaj   +1 more source

A Computationally Efficient Semantic SLAM Solution for Dynamic Scenes

open access: yesRemote Sensing, 2019
In various dynamic scenes, there are moveable objects such as pedestrians, which may challenge simultaneous localization and mapping (SLAM) algorithms. Consequently, the localization accuracy may be degraded, and a moving object may negatively impact the
Zemin Wang   +4 more
doaj   +1 more source

A Proposal for Semantic Map Representation and Evaluation [PDF]

open access: yes, 2015
Semantic mapping is the incremental process of “mapping” relevant information of the world (i.e., spatial information, temporal events, agents and actions) to a formal description supported by a reasoning engine.
Capobianco, Roberto   +5 more
core   +1 more source

A Semantic Information-Based Optimized vSLAM in Indoor Dynamic Environments

open access: yesApplied Sciences, 2023
In unknown environments, mobile robots can use visual-based Simultaneous Localization and Mapping (vSLAM) to complete positioning tasks while building sparse feature maps and dense maps.
Shuangfeng Wei   +5 more
doaj   +1 more source

Data Model and Query Constructs for Versatile Web Query Languages [PDF]

open access: yes, 2006
As the Semantic Web is gaining momentum, the need for truly versatile query languages becomes increasingly apparent. A Web query language is called versatile if it can access in the same query program data in different formats (e.g. XML and RDF). Most
Bry, François   +2 more
core   +2 more sources

Survey over Existing Query and Transformation Languages [PDF]

open access: yes, 2004
A widely acknowledged obstacle for realizing the vision of the Semantic Web is the inability of many current Semantic Web approaches to cope with data available in such diverging representation formalisms as XML, RDF, or Topic Maps.
Bolzer, Oliver   +6 more
core   +2 more sources

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