Results 31 to 40 of about 27,949,810 (210)

CIE-LSCP: color image encryption scheme based on the lifting scheme and cross-component permutation

open access: yesComplex & Intelligent Systems, 2022
Encryption of meaningful images into unidentifiable noise-like images can improve the security of images during storage and transmission. In this paper, a novel color image encryption method based on the lifting scheme and cross-component permutation ...
Xiuhui Chen   +5 more
doaj   +1 more source

Wind Turbine Prognosis Models Based on SCADA Data and Extreme Learning Machines

open access: yesApplied Sciences, 2021
In this paper, a method to build models to monitor and evaluate the health status of wind turbines using Single-hidden Layer Feedforward Neural networks (SLFN) is presented. The models are trained using the Extreme Learning Machines (ELM) strategy.
Pere Marti-Puig   +3 more
doaj   +1 more source

Model-Guided Manufacturing of Transducer Arrays Based on Single-Fibre Piezocomposites

open access: yesApplied Sciences, 2020
For breast cancer imaging, ultrasound computer tomography (USCT) is an emerging technology. To improve the image quality of our full 3-D system, a new transducer array system (TAS) design was previously proposed.
Martin Angerer   +3 more
doaj   +1 more source

A Deep Reinforcement Learning Real-Time Recommendation Model Based on Long and Short-Term Preference

open access: yesInternational Journal of Computational Intelligence Systems, 2023
With the development of Internet technology, the problem of information overload has increasingly attracted attention. Nowadays, the recommendation system with excellent performance in information retrieval and filtering would be widely used in the ...
Yan-e Hou   +3 more
doaj   +1 more source

Nature in the Heart and Mind of the Beholder: Psycho-Emotional and EEG Differences in Perception of Virtual Nature Due to Gender

open access: yesVision, 2023
Natural environment experiences in virtual reality (VR) can be a feasible option for people unable to connect with real nature. Existing research mostly focuses on health and emotional advantages of the “virtual nature” therapy, but studies of its ...
Artem Davidov   +2 more
doaj   +1 more source

Evaluating the risk of nonresponse bias in educational large-scale assessments with school nonresponse questionnaires: a theoretical study

open access: yesLarge-scale Assessments in Education, 2017
Survey participation rates can have a direct impact on the validity of the data collected since nonresponse always holds the risk of bias. Therefore, the International Association for the Evaluation of Educational Achievement (IEA) has set very high ...
Sabine Meinck   +2 more
doaj   +1 more source

Document Processing Event Logs

open access: yes, 2018
The given set of data contains information about the process of document processing. The process of processing documents contains the following activities: Receiving a Document, Creating a new Case, Investing Document into a new Case and so on.
Djedović, A. (Almir)
core   +1 more source

Lower bounds for multi-pass processing of multiple data streams [PDF]

open access: yes, 2009
This paper gives a brief overview of computation models for data stream processing, and it introduces a new model for multi-pass processing of multiple streams, the so-called mp2s-automata.
Schweikardt, Nicole
core   +1 more source

spChains: A Declarative Framework for Data Stream Processing in Pervasive Applications [PDF]

open access: yes, 2012
Pervasive applications rely on increasingly complex streams of sensor data continuously captured from the physical world. Such data is crucial to enable applications to ``understand'' the current context and to infer the right actions to perform, be they
Bonino, Dario, Corno, Fulvio
core   +1 more source

Online Personal Data Processing and EU Data Protection Reform. CEPS Task Force Report, April 2013 [PDF]

open access: yes, 2013
This report sheds light on the fundamental questions and underlying tensions between current policy objectives, compliance strategies and global trends in online personal data processing, assessing the existing and future framework in terms of effective ...
Luchetta, Giacomo, Irion, Kristina
core  

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