Results 91 to 100 of about 1,009,021 (294)

Backpropagation Through Soft Body: Investigating Information Processing in Brain–Body Coupling Systems

open access: yesAdvanced Robotics Research, EarlyView.
This study explores how information processing is distributed between brains and bodies through a codesign approach. Using the “backpropagation through soft body” framework, brain–body coupling agents are developed and analyzed across several tasks in which output is generated through the agents’ physical dynamics.
Hiroki Tomioka   +3 more
wiley   +1 more source

Large-amplitude capillary waves in electrified fluid sheets [PDF]

open access: yes, 2004
Large-amplitude capillary waves on fluid sheets are computed in the presence of a uniform electric field acting in a direction parallel to the undisturbed configuration. The fluid is taken to be inviscid, incompressible and non-conducting.
Vanden-Broeck, J   +3 more
core   +1 more source

WorMa: An Undulatory Robot With Center of Mass Regulation via Internal Fluid Redistribution for Amphibious Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
WorMa is an amphibious undulatory robot that uses Center of Mass redistribution as the sole terrain adaptation mechanism. This mechanism is based on internal fluid mass redistribution through a pump‐driven latex balloon system that creates three profiles: head‐biased, balanced, and tail‐biased.
Daniil Filimonov, Nana Obayashi
wiley   +1 more source

Thermal and non-thermal internal gravity waves

open access: yes, 2020
This note deals with internal gravity waves in a single-component fluid and those in a two-component fluid in a physically reasonable manner. As a result, it becomes apparent that internal gravity waves can be classified, on the basis of their source of ...
MARUYAMA, Kiyoshi
core   +1 more source

Brane-World Gravity [PDF]

open access: yes, 2010
The observable universe could be a 1+3-surface (the “brane”) embedded in a 1+3+d-dimensional spacetime (the “bulk”), with Standard Model particles and fields trapped on the brane while gravity is free to access the bulk.
Roy Maartens   +3 more
core   +1 more source

Toward Mechanical Intelligence in Robotics

open access: yesAdvanced Robotics Research, EarlyView.
Robots can use their physical bodies to perform functions usually assigned to electronic sensors and controllers. This perspective defines mechanical intelligence through three core operations: filtering inputs, routing mechanical signals, and switching between states.
Xinyi Yang   +5 more
wiley   +1 more source

Hunting for gravity waves in non-orographic winter storms using 3+ years of regional surface air pressure network and radar observations [PDF]

open access: yesAtmospheric Chemistry and Physics
Atmospheric gravity waves (i.e., buoyancy waves) can occur within stable layers when vertical oscillations are triggered by localized heating, flow over terrain, or imbalances in upper-level flow.
L. R. Allen   +6 more
doaj   +1 more source

Gravitational waves in massive conformal gravity

open access: yes, 2020
First, we obtain the plane wave solution of the linearized massive conformal gravity field equations. It is shown that the theory has seven physical plane waves.
F. F. Faria
core   +1 more source

XeraBorg: Neural Control of Tail‐Flick Escape for Backward Propulsion in Cyborg Crayfish

open access: yesAdvanced Robotics Research, EarlyView.
This work presents the first controlled tail‐flick propulsion method for the cyborg Cherax quadricarinatus. Comprehensive experiments establish a foundational framework for using the crayfish's natural escape mechanism as a locomotion strategy, expanding its potential as an underwater and amphibious mobile robot.
H. Nhan Le   +7 more
wiley   +1 more source

Exponential asymptotics and gravity waves [PDF]

open access: yes, 2006
The problem of irrotational inviscid incompressible free-surface flow is examined in the limit of small Froude number. Since this is a singular perturbation, singularities in the flow field (or its analytic continuation) such as stagnation points, or ...
Vanden-Broeck, J-.M.   +3 more
core   +1 more source

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