Results 61 to 70 of about 1,762 (213)

Parallelism and load balancing in the treatment of the join on distributed architectures [PDF]

open access: yes, 2009
L’émergence des applications de bases de données dans les domaines tels que le data warehousing,le data mining et l’aide à la décision qui font généralement appel à de très grands volumes de donnéesrend la parallélisation des algorithmes des jointures ...
Al Hajj Hassan, Mohamad
core  

Extrema propagation: fast distributed estimation of sums and network sizes [PDF]

open access: yes, 2012
Aggregation of data values plays an important role on distributed computations, in particular, over peer-to-peer and sensor networks, as it can provide a summary of some global system property and direct the actions of self-adaptive distributed ...
C. Baquero   +11 more
core   +1 more source

Large‐Scale Genomics Reveals Three‐Source Ancestry and Layered Adaptation to High Altitude in Tibetan Chickens

open access: yesAdvanced Science, EarlyView.
Whole‐genome analysis of 1,054 chickens reveals three ancestral sources (NWC, SYA, and SHF) with distinct temporal entry patterns into the Tibetan Plateau. Route‐specific selection scans, calibrated against a demographic null, suggest complementary functional enrichments—vascular homeostasis (NWC), calcium signaling and cardiac adaptation (SYA), and ...
Zongyi Zhao   +7 more
wiley   +1 more source

Towards an Erlang formula for multiclass networks [PDF]

open access: yes, 2010
International audienceConsider a multiclass stochastic network with state-dependent service rates and arrival rates describing bandwidth-sharing mechanisms as well as admission control and/or load balancing schemes.
Jean Mairesse   +6 more
core   +1 more source

Isosteric Substitution Enables Rational Design of Two‐Dimensional Energetic Crystals

open access: yesAdvanced Science, EarlyView.
Isosteric substitution transforms a classical nitro–amine motif into two‐dimensional aminofurazans with performance beyond TATB. ABSTRACT Two‐dimensional (2D) energetic crystals dissipate mechanical insult via interlayer slip, yet their molecular design space remains narrow.
Linyuan Wen   +6 more
wiley   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Parallel Software Performance Metrics as Continuous Functions of Event Times [PDF]

open access: yes, 2001
In software development, a metric is the measurement of some characteristic of a program's performance. When developing software for parallel architectures, metrics can play a very useful role in tuning properties such as task granularity and load ...
Prestwich, S.D.
core   +1 more source

A Dual‐Channel Synergistic Ultrasensitive Biosensor for Tumor Liquid Biopsy

open access: yesAdvanced Science, EarlyView.
ABSTRACT Liquid biopsy technology, which detects circulating tumor DNA (ctDNA) in cerebrospinal fluid, plays a crucial role in the early diagnosis and precision treatment of gliomas. However, the intrinsically low abundance and rapid clearance of ctDNA pose substantial challenges for conventional analytical techniques, such as droplet digital PCR and ...
Yu Sun   +12 more
wiley   +1 more source

Flow-level performance analysis of data networks using processor sharing models [PDF]

open access: yes, 2008
Most telecommunication systems are dynamic in nature. The state of the network changes constantly as new transmissions appear and depart. In order to capture the behavior of such systems and to realistically evaluate their performance, it is essential to
Leino, Juha
core  

An Observational and Statistical Technique for Efficient Big Data Applications [PDF]

open access: yes, 2023
Big Data systems such as Hadoop and Spark enable companies and people to process huge data processing workloads that otherwise would be impossible to complete.
Navasca, Christian
core  

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