Results 71 to 80 of about 29,372 (246)

Learning Highly Dynamic Skills Transition for Quadruped Jumping Through Constrained Space

open access: yesAdvanced Robotics Research, EarlyView.
A quadruped robot masters dynamic jumps through constrained spaces with animal‐inspired moves and intelligent vision control. This hierarchical learning approach combines imitation of biological agility with real‐time trajectory planning. Although legged animals are capable of performing explosive motions while traversing confined spaces, replicating ...
Zeren Luo   +6 more
wiley   +1 more source

Convergence of infinite products of matrices and inner-outer iteration schemes

open access: yes, 1994
Elsner L, Bru R, Neumann MM. Convergence of infinite products of matrices and inner-outer iteration schemes. Electronic Transactions on Numerical Analysis.
Elsner, Ludwig   +5 more
core  

AFSA-FastICA-CEEMD Rolling Bearing Fault Diagnosis Method Based on Acoustic Signals

open access: yesMathematics
As one of the key components in rotating machinery, rolling bearings have a crucial impact on the safety and efficiency of production. Acoustic signal is a commonly used method in the field of mechanical fault diagnosis, but an overlapping phenomenon ...
Jin Yan   +3 more
doaj   +1 more source

TacScope: A Miniaturized Vision‐Based Tactile Sensor for Surgical Applications

open access: yesAdvanced Robotics Research, EarlyView.
TacScope is a compact, vision‐based tactile sensor designed for robot‐assisted surgery. By leveraging a curved elastomer surface with pressure‐sensitive particle redistribution, it captures high‐resolution 3D tactile feedback. TacScope enables accurate tumor detection and shape classification beneath soft tissue phantoms, offering a scalable, low‐cost ...
Md Rakibul Islam Prince   +3 more
wiley   +1 more source

Commuting Outer Inverse-Based Solutions to the Yang–Baxter-like Matrix Equation

open access: yes, 2022
This paper investigates new solution sets for the Yang–Baxter-like (YB-like) matrix equation involving constant entries or rational functional entries over complex numbers.
Dijana Mosić   +4 more
core   +1 more source

Mechanostimulatory Cues Determine Intestinal Fibroblast Fate and Profibrotic Remodeling in a Physiodynamic Human Gut‐on‐a‐Chip

open access: yesAdvanced Science, EarlyView.
A healthy gut barrier shields underlying fibroblasts from luminal shear forces, illustrating that “good fences make good neighbors.” Barrier damage exposes fibroblasts to shear stress, inducing cell death and the emergence of stress‐adapted, profibrotic fibroblasts. Sustained shear exposure promotes the formation of stiff aggregates of mechanoadapative
Soyoun Min   +6 more
wiley   +1 more source

Inverse load sensing method for line load determination of beam-like structures [PDF]

open access: yes, 2008
In this thesis, an inverse load sensing method is developed and investigated. Accordingly, it is found that strain measurements of a beam-like structure can be utilized in order to solve the actuating line load distribution. The feasibility of the method,
Romppanen, A.-J.
core  

An Iterative Algorithm to Compute the Generalized Inverse A(2) T,S Under the Restricted Inner Product

open access: yes, 2012
Let T and S be a subspace of Cn and Cm, respectively. Then for A ∈ Cm×n satisfied AT ⊕ S = Cm, the generalized inverse A(2) T,S is given by A(2) T,S = (PS⊥APT )†. In this paper, a finite formulae is presented to compute generalized inverse A(2) T,S under
Xingping Sheng
core   +1 more source

Overcoming the Trade‐Off Between Magnetic Coupling and Electrical Insulation in Soft Magnetic Materials via Nanochain Engineering

open access: yesAdvanced Science, EarlyView.
This study employs a nanochain engineering approach combined with an in situ oxidation strategy to fabricate self‐insulating iron‐based magnetic nanochains, addressing the challenge of balancing magnetic coupling and electrical insulation in soft magnetic materials.
Dingrong Zuo   +8 more
wiley   +1 more source

Inner totally positive matrices

open access: yes, 2004
Suppose A∈Mn is a staircase matrix with row and column staircase sequences ρ={ρ(1),ρ(2),…,ρ(n)}, γ={γ(1),γ(2),…,γ(n)}. A minor A(α;β)=det(A[α|β]) with α={α1…,αk},β={β1,…,βk} is said to be an inner minor of A if αi⩽γ(βi),βi⩽ρ(αi) for i=1,2,…,k.
Gladwell, G.M.L.
core   +1 more source

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