Results 61 to 70 of about 421,524 (200)

Inferring the stiffness of unfamiliar objects from optical, shape, and motion cues [PDF]

open access: yes, 2017
Visually inferring the stiffness of objects is important for many tasks but is challenging because, unlike optical properties (e.g., gloss), mechanical properties do not directly affect image values.
Fleming, Roland W.   +3 more
core   +2 more sources

Scaling behavior of online human activity

open access: yes, 2012
The rapid development of Internet technology enables human explore the web and record the traces of online activities. From the analysis of these large-scale data sets (i.e. traces), we can get insights about dynamic behavior of human activity.
Cai, Shi-Min   +4 more
core   +1 more source

A two-layer optimal dispatch model for thermal unit deep peaking shaving and dynamic line rating

open access: yesInternational Journal of Electrical Power & Energy Systems
To address the challenges of limited system regulation and renewable energy accommodation capacity in new power system, this paper proposes a two-layer optimal dispatch model incorporating thermal unit deep peak shaving and dynamic line rating. The upper-
Jingwen Huang   +4 more
doaj   +1 more source

Credit Cycles and Macro Fundamentals [PDF]

open access: yes
We study the relation between the credit cycle and macro economic fundamentals in an intensity based framework. Using rating transition and default data of U.S. corporates from Standard and Poor’s over the period 1980–2005 we directly estimate the credit
André Lucas   +3 more
core  

A Framework for Trusted Services [PDF]

open access: yes, 2012
An existing challenge when selecting services to be used in a service- based system is to be able to distinguish between good and bad services. In this paper we present a trust-based service selection framework.
da Silva, I., Zisman, A.
core   +1 more source

Hybrid HVDC for supply of power to offshore oil platforms [PDF]

open access: yes, 2004
A HVDC hybrid system, comprising a line commutated thyristor HVDC converter and a STATCOM, is proposed in this paper for supplying power to offshore oil platforms that do not have their own generation. The proposed system combines the robust performance,
Andersen, B., Cartwright, P., Xu, L.
core  

The Digital Anatomist Information System and Its Use in the Generation and Delivery of Web-Based Anatomy Atlases [PDF]

open access: yes, 1997
Advances in network and imaging technology, coupled with the availability of 3-D datasets such as the Visible Human, provide a unique opportunity for developing information systems in anatomy that can deliver relevant knowledge directly to the clinician,
Bradley, S. W.   +3 more
core   +2 more sources

Numerical Assessment of Thermal Effects in Bundled Overhead Conductors for Dynamic Line Rating

open access: yesApplied Sciences
Dynamic Line Rating (DLR) is increasingly important for maximizing capacity of existing overhead transmission lines. Conventional thermal rating methods, such as IEEE 738 and model conductors as single, isothermal cylinders and offer limited guidance for
Ziauddin Zia, Celal Fadil Kumru
doaj   +1 more source

Dynamic Line Rating: Technology and Future Perspectives

open access: yesElectronics
Dynamic Line Rating (DLR) technology is presented as a key solution to optimize the transmission capacity of power lines without the need to make investments in new infrastructure. Unlike traditional methods based on static estimates, DLR allows the thermal capacity of conductors to be evaluated in real time, considering the environmental and ...
Raúl Peña   +2 more
openaire   +2 more sources

Analyzing flexibility options for microgrid management from economical operational and environmental perspectives

open access: yesInternational Journal of Electrical Power & Energy Systems
Power grids have undergone a massive transformation due to increasing number of renewable/non renewable distributed generators, storage technologies and electrical vehicles. This paper focuses on the flexible energy management of grid connected microgrid
Ahmet Dogan
doaj   +1 more source

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