Results 51 to 60 of about 323,118 (297)

Restricted Isometry Property for General p-Norms [PDF]

open access: yes, 2015
The Restricted Isometry Property (RIP) is a fundamental property of a matrix which enables sparse recovery. Informally, an $m \times n$ matrix satisfies RIP of order $k$ for the $\ell_p$ norm, if $\|Ax\|_p \approx \|x\|_p$ for every vector $x$ with at ...
Allen-Zhu, Zeyuan   +2 more
core   +2 more sources

A Systematic Comparison of Alpha‐Synuclein Seed Amplification Assays for Increasing Reproducibility

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Seed amplification assays (SAAs) enable ultrasensitive detection of misfolded α‐synuclein across biofluids and tissues. Yet, heterogeneity in protocols limits cross‐study comparability and clinical translation. Here, we review α‐synuclein SAA methods and their performance across various biological matrices.
Manuela Amaral‐do‐Nascimento   +3 more
wiley   +1 more source

Restricted Conformal Property of Compressive Sensing

open access: yes, 2014
Energy and direction are tow basic properties of a vector. A discrete signal is a vector in nature. RIP of compressive sensing can not show the direction information of a signal but show the energy information of a signal.
Cheng, Tao
core   +1 more source

Cracking the Code: Which Ocular Symptoms Predict Dry Eye Signs? Insights From a Large International Sicca Registry

open access: yesArthritis Care &Research, EarlyView.
Objective The study aimed to identify symptom‐based predictors of dry eye disease (DED) signs in the Sjögren's International Collaborative Clinical Alliance (SICCA) cohort. Methods We performed a retrospective analysis examining 16 ocular symptoms (most graded 0–4) and artificial tear (AT) use (graded 0–3) as predictors of DED signs (abnormal ocular ...
Pragnya R. Donthineni   +7 more
wiley   +1 more source

Tradeoff between Smoother and Sooner "Little Rip"

open access: yes, 2013
There exists dark energy models that predict the occurrence of "little rip". At the point of little rip the Hubble rate and its cosmic time derivative approach infinity, which is quite similar to the big rip singularity except that the former happens at ...
Bouhmadi-Lopez, Mariam   +2 more
core   +1 more source

Scientists' coping strategies in an evolving research system: the case of life scientists in the UK [PDF]

open access: yes, 2006
Scientists in academia have struggled to adjust to a policy climate of uncertain funding and loss of freedom from direction and control. How UK life scientists have negotiated this challenge, and with what consequences for their research and the research
Morris, Norma, Rip, Arie
core   +2 more sources

RIP - CURRENTS

open access: yesCoastal Engineering Proceedings, 1972
The generation and stabilization of rip - current circulation patterns is considered herein. An analytic model is developed to simulate the wave hydrodynamic processes in the nearshore zone, strongly influenced by the local bottom topography. The wave induced nearshore circulation pattern is computed and the results compared to prototype field data.
openaire   +2 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Expression of the RIP-1 Gene and its Role in Growth and Invasion of Human Gallbladder Carcinoma

open access: yesCellular Physiology and Biochemistry, 2014
Background and Aim: Receptor interacting protein(RIP)-1 is thought to have a significant role in inflammation signaling pathways; however, the role of RIP-1 in malignant tumors is largely unknown.
Guangwei Zhu   +8 more
doaj   +1 more source

Presenilin: RIP and beyond [PDF]

open access: yesSeminars in Cell & Developmental Biology, 2009
Over the years the presenilins (PSENs), a family of multi-transmembrane domain proteins, have been ascribed a number of diverse potential functions. Recent in vivo evidence has supported the existence of PSEN functions beyond its well-established role in regulated intramembrane proteolysis. In this review, we will briefly discuss the ability of PSEN to
Matthew R, Hass   +3 more
openaire   +2 more sources

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