Results 101 to 110 of about 138,162 (330)

Computability of Tilings [PDF]

open access: yes, 2008
Wang tiles are unit size squares with colored edges. To know whether a given finite set of Wang tiles can tile the plane while respecting colors on edges is undecidable. Robinson’s tiling is an auto-similar tiling in which the computation of a Turing machine can be carried out. By using this construction and by considering a strong notion of simulation
Grégory Lafitte, Michael Weiss
openaire   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

Conditions for privatizing the elements of arrays by computing threads

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2019
The set of operations of the parallel algorithm for implementation on the GPU must be split into computation threads.  The threads must be grouped into computation units that run atomically on stream processors, also called multiprocessors.  For good GPU
Nikolai A. Likhoded   +1 more
doaj  

Mott criticality as the confinement transition of a pseudogap-Mott metal

open access: yesNew Journal of Physics
The phenomenon of Mott insulation involves the localisation of itinerant electrons due to strong local repulsion. Upon doping, a pseudogap (PG) phase emerges—marked by selective gapping of the Fermi surface without conventional symmetry breaking in spin ...
Abhirup Mukherjee   +5 more
doaj   +1 more source

Applying Circuit Theory for Corridor Expansion and Management at Regional Scales: Tiling, Pinch Points, and Omnidirectional Connectivity

open access: yesPLoS ONE, 2014
Connectivity models are useful tools that improve the ability of researchers and managers to plan land use for conservation and preservation. Most connectivity models function in a point-to-point or patch-to-patch fashion, limiting their use for ...
D. Pelletier   +5 more
semanticscholar   +1 more source

Some fundamental properties of tiling semigroups [PDF]

open access: yes, 2002
At first, we determine the Green's relations of a tiling semigroup. Then we analyze some congruences, which lead to a variety of properties characterizing tiling semigroups. It is proved that any tiling semigroup is 0-E-reflexive but is not 0-simple.
Zhu, Yongwen
core   +1 more source

Numerical Modeling of Photothermal Self‐Excited Composite Oscillators

open access: yesAdvanced Robotics Research, EarlyView.
We present a numerical framework for simulating photothermal self‐excited oscillations. The driving mechanism is elucidated by highlighting the roles of inertia and overshoot, as well as the phase lag between the thermal moment and the oscillation angle, which together construct the feedback loop between the system state and the environmental stimulus.
Zixiao Liu   +6 more
wiley   +1 more source

Distribución de tensiones en fachadas de azulejos sujetas a dilataciones térmicas

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2006
Tiles have been widely used in building facades due to important qualities such as little maintenance needed and high performance under aggressive environmental conditions, but tiles also present some limitations. One among them is that tile glaze brakes
Marrero, M.   +2 more
doaj  

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

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