Results 21 to 30 of about 3,766,353 (290)

Instantaneous Clockless Data Recovery and Demultiplexing [PDF]

open access: yes, 2005
An alternative architecture for instantaneous data recovery for burst-mode communication is introduced. The architecture can perform 1:n demultiplexing without additional clock recovery phase-locked loop or sampling blocks.
Analui, Behnam, Hajimiri, Ali
core   +1 more source

Historical Aerial Surveys Map Long-Term Changes of Forest Cover and Structure in the Central Congo Basin

open access: yesRemote Sensing, 2020
Given the impact of tropical forest disturbances on atmospheric carbon emissions, biodiversity, and ecosystem productivity, accurate long-term reporting of Land-Use and Land-Cover (LULC) change in the pre-satellite era (<1972) is an imperative.
Koen Hufkens   +12 more
doaj   +1 more source

Implementing Performance Competitive Logical Recovery [PDF]

open access: yes, 2010
New hardware platforms, e.g. cloud, multi-core, etc., have led to a reconsideration of database system architecture. Our Deuteronomy project separates transactional functionality from data management functionality, enabling a flexible response to ...
Lomet, David   +2 more
core   +2 more sources

Optimal Weakly Secure Minimum Storage Regenerating Codes Scheme

open access: yesIEEE Access, 2019
In a distributed storage system, regenerating codes can be utilized to ensure data availability. This reduces the repair bandwidth but increases the risk of data eavesdropping on each node.
Jianchao Bian   +3 more
doaj   +1 more source

A Flexible Ensemble Algorithm for Big Data Cleaning of PMUs

open access: yesFrontiers in Energy Research, 2021
With an increasing application of Phase Measurement Units in the smart grid, it is becoming inevitable for PMUs to operate in severe conditions, which results in outliers and missing data.
Long Shen   +6 more
doaj   +1 more source

GRACE Follow‐On Accelerometer Data Recovery [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2020
Abstract In Gravity Recovery and Climate Experiment (GRACE) Follow‐on (GRACE‐FO) mission, similar to its predecessor GRACE, the twin satellites are equipped with three‐axis accelerometers, measuring the non‐gravitational forces.
Behzadpour, Saniya   +2 more
openaire   +1 more source

An Adaptive Collection Scheme-Based Matrix Completion for Data Gathering in Energy-Harvesting Wireless Sensor Networks

open access: yesIEEE Access, 2019
Advanced communications and networks greatly enhance the user experience and have a major impact on all aspects of people’s lifestyles. Widely deployed sensor nodes provide support for these services.
Jiawei Tan   +6 more
doaj   +1 more source

Studying Amount of Attention to Metadata in Scientific-Research Journals Based on the Authors' Instructions and Files Uploaded on the Journals' Websites [PDF]

open access: yesعلوم و فنون مدیریت اطلاعات, 2023
Purpose: Scientific journals, as sources that provide first-class information to the scientific and research community, are expected to present their best to index and store articles accurately and quickly by search engines and databases.
Mohammad Hassan Azimi   +1 more
doaj   +1 more source

Recovery of edges from spectral data with noise -- a new perspective [PDF]

open access: yes, 2007
We consider the problem of detecting edges in piecewise smooth functions from their N-degree spectral content, which is assumed to be corrupted by noise. There are three scales involved: the "smoothness" scale of order 1/N, the noise scale of order $\eta$
Engelberg, Shlomo, Tadmor, Eitan
core   +4 more sources

NEW APPROACHES TO MISSING BIOMEDICAL DATA RECOVERY FOR MACHINE LEARNING

open access: yesJournal of Engineering Science (Chişinău), 2023
Missing data is a common problem for medical data sets, especially large ones. This issue is of major importance since it can influence the analysis and further use of the data, e.g., for machine learning purposes.
IAPĂSCURTĂ, Victor, FIODOROV, Ion
doaj   +1 more source

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