Results 61 to 70 of about 44,639 (273)

Study of the asymptotic eigenvalue distribution and trace formula of a second order operator-differential equation

open access: yesBoundary Value Problems, 2011
The purpose of writing this article is to show some spectral properties of the Bessel operator equation, with spectral parameter-dependent boundary condition.
Aslanova Nigar
doaj  

AI‐Assisted Self‐Powered Wearable Dual‐Mode Sensor With TENG and Stretchable Optical Fiber for Neurological Disorder Diagnostics

open access: yesAdvanced Science, EarlyView.
This manuscript presents the WDMS platform, an AI‐assisted, self‐powered wearable dual‐mode sensor for tele‐neurology. It integrates a contact–separation TENG insole with stretchable polyurethane optical‐fiber strain sensors to synchronously track plantar pressure and lower‐limb muscle deformation.
Tianliang Li   +12 more
wiley   +1 more source

On distilling secure key from reducible private states and (non)existence of entangled key-undistillable states

open access: yesNew Journal of Physics, 2018
Hereunder, we study the class of irreducible private states that are private states from which all the secret content is accessible via measuring their key part.
K Horodecki   +3 more
doaj   +1 more source

On indices of the Dirac operator in a non-Fredholm case

open access: yes, 1996
The Dirac Hamiltonian with the Aharonov-Bohm potential provides an example of a non-Fredholm operator for which all spectral asymmetry comes entirely from the continuous spectrum.
Moroz, Alexander
core   +1 more source

Alzheimer's Disease Risk Factor APOE4 Exerts Dimorphic Effects on Female Bone

open access: yesAdvanced Science, EarlyView.
In aging bone, osteocytes accumulate neurodegenerative risk factor Apolipoprotein E (APOE). A humanized version of the Alzheimer's disease risk allele APOE4 altered the mouse bone transcriptome and proteome, with effects in female bone surpassing the brain, including bone fragility due to suppressed osteocytic maintenance of bone quality, identifying ...
Charles A. Schurman   +15 more
wiley   +1 more source

Upper and lower bounds on resonances for manifolds hyperbolic near infinity [PDF]

open access: yes, 2008
For a conformally compact manifold that is hyperbolic near infinity and of dimension $n+1$, we complete the proof of the optimal $O(r^{n+1})$ upper bound on the resonance counting function, correcting a mistake in the existing literature.
David Borthwick, David Borthwick
core   +1 more source

Discovering Interpretable Semantics from Radio Signals for Contactless Cardiac Monitoring

open access: yesAdvanced Science, EarlyView.
This study presents a semantic representation framework for clinically interpretable cardiac monitoring from contactless radio signals. It formulates radio semantic learning as an information‐bottleneck problem and approximates the objective via intra‐modal compression and cross‐modal alignment, structuring radio measurements into meaningful semantic ...
Jinbo Chen   +10 more
wiley   +1 more source

Yang-Mills action from minimally coupled bosons on R^4 and on the 4D Moyal plane

open access: yes, 2004
We consider bosons on Euclidean R^4 that are minimally coupled to an external Yang-Mills field. We compute the logarithmically divergent part of the cut-off regularized quantum effective action of this system.
Connes A.   +7 more
core   +1 more source

Regularized Trace on Separable Banach Spaces

open access: yes, 2023
If H is a separable Hilbert space, Gül (2008) has shown that a regularized trace formula can be computed on L² (H, [0, ?]) for a second order differential operator with bounded operator-valued coefficients, where H is a separable Hilbert space. Kuelbs (1970) has shown that every separable Banach space can be continuously and densely embedded into a ...
Gül, Erdal, Grill, Tepper L.
openaire   +2 more sources

Trace Lasso: a trace norm regularization for correlated designs

open access: yesAdvances in Neural Information Processing Systems (NIPS), 2011
Using the $\ell_1$-norm to regularize the estimation of the parameter vector of a linear model leads to an unstable estimator when covariates are highly correlated. In this paper, we introduce a new penalty function which takes into account the correlation of the design matrix to stabilize the estimation.
Grave, Edouard   +2 more
openaire   +3 more sources

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