Results 71 to 80 of about 745,871 (341)

A Statistical Analysis of Traffic Flow Characteristics of Multilane Highways in Baghdad City, Part A: Traffic Elements Characteristics

open access: yesTikrit Journal of Engineering Sciences, 2007
Basic traffic elements (flow, speed, density) are used in many stages of transportation process. Flow-speed-density relationship isan important concept, which translates traffic stream characteristicsinto mathematical or statistical rnodels. These models
Mohammed Y. Taha   +1 more
doaj   +1 more source

The Effect of Crowdsourced Police Enforcement Data on Traffic Speed: A Case Study of The Netherlands

open access: yesApplied Sciences, 2023
The proliferation of smartphones and internet connectivity has provided the opportunity to use crowdsourced data in traffic management. Nowadays, many people use navigation apps such as Google Maps, Waze, and Flitsmeister to obtain real-time travel ...
Yutian Liu, Tao Feng
doaj   +1 more source

Multi-Output Gaussian Processes for Crowdsourced Traffic Data Imputation

open access: yes, 2019
Traffic speed data imputation is a fundamental challenge for data-driven transport analysis. In recent years, with the ubiquity of GPS-enabled devices and the widespread use of crowdsourcing alternatives for the collection of traffic data, transportation
Henrickson, Kristian   +2 more
core   +1 more source

YIPFα1A expression is regulated by multilayered molecular mechanisms

open access: yesFEBS Open Bio, EarlyView.
YIPFα1A, a five‐pass Golgi protein, is regulated at multiple layers. (1) Rare‐codon enrichment drives translation‐coupled mRNA decay. (2) A proximal 3′‐UTR element stabilizes mRNA. (3) A distal 3′‐UTR element included by alternate poly(A) site usage represses translation, which can be overridden by the proximal 3′‐UTR element.
Tokio Takaji   +2 more
wiley   +1 more source

Optimizing photoactivation of PA‐mCherry for optical pooled CRISPR screens

open access: yesFEBS Open Bio, EarlyView.
Photoactivatable PA‐mCherry finds widespread use to optically tag individual cells. However, confocal 405 nm UV laser‐scanning (normal scan) is much less efficient than widefield UV illumination, limiting the use of PA‐mCherry on confocal instruments. We remedy this limitation by reporting that rapid and repeated confocal scanning with a low‐intensity,
Sravasti Mukherjee   +3 more
wiley   +1 more source

Analysis of the level of sound noises imitted into the passenger compartment by road vehicles [PDF]

open access: yesJournal of Research and Innovation for Sustainable Society
This scientific paper presents an analysis carried out by the authors in order to implement some concepts, in which technical aspects (theoretical and practical) are presented concerning sound noises, imitated in the passenger compartment by road ...
Gheorghe NEAMȚU   +3 more
doaj   +1 more source

IBVPs for Scalar Conservation Laws with Time Discontinuous Fluxes

open access: yes, 2017
The initial boundary value problem for a class of scalar non autonomous conservation laws in one space dimension is proved to be well posed and stable with respect to variations in the flux.
Colombo, Rinaldo M., Rossi, Elena
core   +1 more source

Aging Is a Key Driver for Adult Acute Myeloid Leukemia

open access: yesAging and Cancer, EarlyView.
Acute myeloid leukemia (AML) is a classical age‐related hematologic malignancy, and a key driver of AML is aging, which profoundly regulates intrinsic factors such as genomic instability, epigenetic reprogramming, and metabolic dysregulation, and alters bone marrow microenvironment.
Rong Yin, Haojian Zhang
wiley   +1 more source

Research Synthesis for the California Zero Traffic Fatalities Task Force [PDF]

open access: yes, 2020
This research synthesis consists of a set of white papers that jointly provide a review of research on the current practicefor setting speed limits and future opportunities to improve roadway safety.
Anthoine, Sonia   +7 more
core  

Stochastic Analysis of Power-Aware Scheduling [PDF]

open access: yes, 2008
Energy consumption in a computer system can be reduced by dynamic speed scaling, which adapts the processing speed to the current load. This paper studies the optimal way to adjust speed to balance mean response time and mean energy consumption, when ...
Andrew, Lachlan L. H.   +2 more
core   +3 more sources

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