Results 101 to 110 of about 199,229 (299)

Effect of CaO content in Class C fly ash on the deformation properties of fully-graded concrete

open access: yesScientific Reports
In order to improve the capacity of resource application for the Class C fly ash, this paper investigates the effect of fly ash with different CaO contents on the deformation properties of fully-graded concrete. Fly ash with CaO content ranging from 0 to
Longsheng Qin   +4 more
doaj   +1 more source

The role of science in physical natural hazard assessment : report to the UK Government by the Natural Hazard Working Group [PDF]

open access: yes, 2005
Following the tragic Asian tsunami on 26 December 2004, the Prime Minister asked the Government’s Chief Scientific Adviser, Sir David King, to convene a group of experts (the Natural Hazard Working Group) to advise on the mechanisms that could and ...
Boulton, G.   +14 more
core  

Improving the Robustness of Visual Teach‐and‐Repeat Navigation Using Drift Error Correction and Event‐Based Vision for Low‐Light Environments

open access: yesAdvanced Robotics Research, EarlyView.
Visual teach‐and‐repeat (VTR) navigation allows robots to learn and follow routes without building a full metric map. We show that navigation accuracy for VTR can be improved by integrating a topological map with error‐drift correction based on stereo vision.
Fuhai Ling, Ze Huang, Tony J. Prescott
wiley   +1 more source

Architecture of Environmental Risk Modelling: for a faster and more robust response to natural disasters [PDF]

open access: yes, 2014
Demands on the disaster response capacity of the European Union are likely to increase, as the impacts of disasters continue to grow both in size and frequency.
de Rigo, Daniele   +2 more
core  

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

Numerical study of amplitude modulation in the atmospheric boundary layer at very high Reynolds number

open access: yesAIP Advances, 2019
Wall model large eddy simulations (WMLES) are carried out to investigate the amplitude modulation exerted on near-wall small-scale motions by outer layer large-scale motions in the atmospheric boundary layer at high Reynolds number O(106–107).
Hehe Ren, Shujin Laima, Hui Li
doaj   +1 more source

Earthquake Disasters and Earthquake Engineering in Japan

open access: yesJournal of Disaster Research, 2006
Major earthquakes occur somewhere every year with accompanying devastations. For example, the center of the city of Managua was destroyed completely in December 1972 with the loss of more than 15,000 lives. Government buildings also did not escape destruction which brought about a paralysis in Governmental functioning for a short time.
openaire   +1 more source

Edible Pouch Motors

open access: yesAdvanced Robotics Research, EarlyView.
Edible robotics is an emerging field that leverages edible materials to construct robotic systems. This study presents a method to create thin, lightweight, yet powerful edible soft actuators, namely edible pouch motors. The successful operation of these edible actuators and grippers renders their potential to advance future developments in edible ...
Keigo Takahashi   +3 more
wiley   +1 more source

Influence of wetted perimeters variation of physical cover porosity on the evaporation suppression effect of plains reservoirs in arid zones

open access: yesJournal of Hydrology: Regional Studies
Study region: In arid and semi-arid regions, high evaporation losses from plains reservoirs pose a significant challenge to the effective management of water resources.
Shaolei Wang   +4 more
doaj   +1 more source

Continual Learning for Multimodal Data Fusion of a Soft Gripper

open access: yesAdvanced Robotics Research, EarlyView.
Models trained on a single data modality often struggle to generalize when exposed to a different modality. This work introduces a continual learning algorithm capable of incrementally learning different data modalities by leveraging both class‐incremental and domain‐incremental learning scenarios in an artificial environment where labeled data is ...
Nilay Kushawaha, Egidio Falotico
wiley   +1 more source

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