Results 281 to 290 of about 635,017 (399)

Stock Liquidity and Stock Price Crash Risk

open access: yesJournal of Financial and Quantitative Analysis, 2016
X. Chang, Yangyang Chen, L. Zolotoy
semanticscholar   +1 more source

Noisy matrix completion for longitudinal data with subject‐ and time‐specific covariates

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract In this article, we consider the imputation of missing responses in a longitudinal dataset via matrix completion. We propose a fixed‐effect, longitudinal, low‐rank model that incorporates both subject‐specific and time‐specific covariates. To solve the optimization problem, a two‐step optimization algorithm is proposed, which provides good ...
Zhaohan Sun, Yeying Zhu, Joel A. Dubin
wiley   +1 more source

SEC‐SAXS/MC Ensemble Structural Studies of the Microtubule Binding Protein Cdt1 Show Monomeric, Folded‐Over Conformations

open access: yesCytoskeleton, EarlyView.
ABSTRACT Cdt1 is a mixed folded protein critical for DNA replication licensing and it also has a “moonlighting” role at the kinetochore via direct binding to microtubules and the Ndc80 complex. However, it is unknown how the structure and conformations of Cdt1 could allow it to participate in these multiple, unique sets of protein complexes.
Kyle P. Smith   +9 more
wiley   +1 more source

Greener Microplastics Removal: Progressive Replacement of Iron‐Based Coagulants with Sodium Alginate and Chitosan to Enhance Sustainability

open access: yesChemPlusChem, EarlyView.
Delve into the use of natural coagulants to find sustainable alternatives for the removal of microplastics from wastewater. Chitosan and sodium alginate were used in our study to investigate the potential of a transition away from inorganic salts in wastewater treatment.
Marco Facchino   +7 more
wiley   +1 more source

Real-Time Acoustic Detection of Critical Incidents in Smart Cities Using Artificial Intelligence and Edge Networks. [PDF]

open access: yesSensors (Basel)
Saradopoulos I   +5 more
europepmc   +1 more source

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