Results 61 to 70 of about 12,300,113 (360)

Linear State Models for Volatility Estimation and Prediction [PDF]

open access: yes, 2006
This report covers the important topic of stochastic volatility modelling with an emphasis on linear state models. The approach taken focuses on comparing models based on their ability to fit the data and their forecasting performance.
Date, P, Hawkes, R
core  

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Micropropagation of elite date palm (Phoenix dactylifera L.) cultivars Samany and Bertamoda through immature inflorescence explants

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2023
A detailed study was conducted on micropropagation of two elite date palm cvs. Samany and Bertamoda using immature spikelet explants. Initially the callus cultures were established using spikelet explants of immature spathes (avg. 15 cm).
Najamuddin Solangi   +4 more
doaj   +1 more source

Irreducible Modules of Finite Dimensional Quantum Algebras of type A at Roots of Unity

open access: yes, 2001
Specializing properly the parameters contained in the maximal cyclic representation of the non-restricted A-type quantum algebra at roots of unity, we find the unique primitive vector in it.
Bazhanov V. V.   +6 more
core   +1 more source

Higher order sigma point filter: A new heuristic for nonlinear time series filtering [PDF]

open access: yes, 2013
In this paper we present some new results related to the higher order sigma point filter (HOSPoF), introduced in [1] for filtering nonlinear multivariate time series. This paper makes two distinct contributions.
Anderson   +16 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Computation of Buffer Capacities for Throughput Constrained and Data Dependent Inter-Task Communication [PDF]

open access: yes, 2008
Streaming applications are often implemented as task graphs. Currently, techniques exist to derive buffer capacities that guarantee satisfaction of a throughput constraint for task graphs in which the inter-task communication is data-independent, i.e ...
Bekooij, Marco J.G.   +2 more
core   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Linear Gaussian Affine Term Structure Models with Unobservable Factors: Calibration and Yield Forecasting [PDF]

open access: yes, 2008
This paper provides a significant numerical evidence for out-of-sample forecasting ability of linear Gaussian interest rate models with unobservable underlying factors. We calibrate one, two and three factor linear Gaussian models using the Kalman filter
Date, P, Wang, I C
core  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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