Results 1 to 10 of about 3,550,848 (178)

Non-linear redundancy calibration [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2013
9 pages, 5 figures. Accepted for publication in MNRAS.
Marthi, Visweshwar Ram   +1 more
openaire   +4 more sources

(Non) linear regression modeling [PDF]

open access: yes, 2004
We will study causal relationships of a known form between random variables. Given a model, we distinguish one or more dependent (endogenous) variables Y = (Y1,…,Yl), l ∈ N, which are explained by a model, and independent (exogenous, explanatory) variables X = (X1,…,Xp),p ∈ N, which explain or predict the dependent variables by means of the model. Such
Čížek, Pavel
openaire   +6 more sources

3D molecular phenotyping of cleared human brain tissues with light-sheet fluorescence microscopy

open access: yesCommunications Biology, 2022
An optimized clearing approach, named SHORT, applied to thick sections of human cortical tissue allows reconstruction of large portions of the tissues using light-sheet fluorescence microscopy, by performing multicolor immunostaining and multirounds.
Luca Pesce   +11 more
doaj   +1 more source

Non-linear hydrologic organization [PDF]

open access: yesNonlinear Processes in Geophysics, 2021
Abstract. We revisit three variants of the well-known Stommel diagrams that have been used to summarize knowledge of characteristic scales in time and space of some important hydrologic phenomena and modified these diagrams focusing on spatiotemporal scaling analyses of the underlying hydrologic processes.
Hunt, Allen   +2 more
openaire   +5 more sources

α-catenin switches between a slip and an asymmetric catch bond with F-actin to cooperatively regulate cell junction fluidity

open access: yesNature Communications, 2022
By using laser tweezers, the authors show that a single α-catenin molecule does not resist force on F-actin. However, clustering of multiple molecules and force applied toward F-actin pointed end engage a molecular switch in α-catenin, which unfolds and ...
C. Arbore   +8 more
doaj   +1 more source

Assessing brain state and anesthesia level with two-photon calcium signals

open access: yesScientific Reports, 2023
Brain states, such as wake, sleep, or different depths of anesthesia are usually assessed using electrophysiological techniques, such as the local field potential (LFP) or the electroencephalogram (EEG), which are ideal signals for detecting activity ...
Núria Tort-Colet   +5 more
doaj   +1 more source

Non-Linear Strings [PDF]

open access: yesProgress of Theoretical Physics, 1977
Quantum mechanics of a relativistic non-linear string, a massive string, is studied by the use of the W. K. B. method. The excitation spectra are shown to be given with good accuracy in our approximation. A prescription for constructing S-matrix elements of inter­ acting strings is given within a non-relativistic framework. § I.
Kikkawa, Keiji   +2 more
openaire   +2 more sources

Non‐linear revenue evaluation [PDF]

open access: yesScottish Journal of Political Economy, 2021
AbstractIn this article, we investigate different market structures where decision makers are incentivized by both profit and revenue. Our innovation is that we consider managers that evaluate revenue in a non‐linear way, exhibiting diminishing marginal utility. This implies that incremental changes in revenue—for example, due to demand shocks—generate
Dickson, Alex   +2 more
openaire   +2 more sources

Autofluorescence enhancement for label-free imaging of myelinated fibers in mammalian brains

open access: yesScientific Reports, 2021
Analyzing the structure of neuronal fibers with single axon resolution in large volumes is a challenge in connectomics. Different technologies try to address this goal; however, they are limited either by the ineffective labeling of the fibers or in the ...
Irene Costantini   +11 more
doaj   +1 more source

Non-linear relativistic diffusions [PDF]

open access: yes, 2011
We obtain a non-linear generalization of the relativistic diffusion of particles with spin. We discuss diffusion equations whose non-linearity is a consequence of quantum statistics.
Haba, Z.
core   +1 more source

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