Results 41 to 50 of about 830,360 (192)

The size of the immune repertoire of bacteria

open access: yes, 2019
Some bacteria and archaea possess an immune system, based on the CRISPR-Cas mechanism, that confers adaptive immunity against phage. In such species, individual bacteria maintain a "cassette" of viral DNA elements called spacers as a memory of past ...
Balasubramanian, Vijay   +3 more
core   +1 more source

HAPPY: Hybrid Address-based Page Policy in DRAMs

open access: yes, 2015
Memory controllers have used static page closure policies to decide whether a row should be left open, open-page policy, or closed immediately, close-page policy, after the row has been accessed.
Garside, Jim   +3 more
core   +1 more source

The placement of the head that minimizes online memory: a complex systems approach

open access: yes, 2015
It is well known that the length of a syntactic dependency determines its online memory cost. Thus, the problem of the placement of a head and its dependents (complements or modifiers) that minimizes online memory is equivalent to the problem of the ...
Ferrer-i-Cancho, Ramon
core   +2 more sources

Sleep preserves original and distorted memory traces [PDF]

open access: yes, 2017
Retrieval facilitates the long-term retention of memories, but may also enable stored representations to be updated with new information that is available at the time of retrieval.
Cairney, Scott A.   +3 more
core   +2 more sources

An Adaptive Framework for Improving Quality of Service in Industrial Systems

open access: yesIEEE Access, 2015
Limited memory bandwidth is considered as the major bottleneck in multimedia cloud computing for more and more virtual machines (VMs) of multimedia processing requiring high memory bandwidth simultaneously.
Gangyong Jia   +4 more
doaj   +1 more source

Learning to coordinate in a complex and non-stationary world

open access: yes, 2001
We study analytically and by computer simulations a complex system of adaptive agents with finite memory. Borrowing the framework of the Minority Game and using the replica formalism we show the existence of an equilibrium phase transition as a function ...
A. Cavagna   +19 more
core   +1 more source

Modular Coordination of Vehicle Routing and Bin Packing Problems in Last Mile Logistics

open access: yesLogistics
Background: Logistics and transport, core of many business processes, are continuously optimized to improve efficiency and market competitiveness.
Nikica Perić   +2 more
doaj   +1 more source

Can Working Memory Training Improve Preschoolers’ Numerical Abilities?

open access: yesJournal of Numerical Cognition, 2017
A large number of studies have pointed out the role of working memory throughout numerical development. Working memory capacities seem to be improved after training and some studies have observed an impact of working memory training on academic ...
Nastasya Honoré, Marie-Pascale Noël
doaj   +1 more source

Training of Working Memory Impacts Neural Processing of Vocal Pitch Regulation [PDF]

open access: yes, 2015
Working memory training can improve the performance of tasks that were not trained. Whether auditory-motor integration for voice control can benefit from working memory training, however, remains unclear.
Chen, Shaozhen   +7 more
core   +3 more sources

Main Memory Adaptive Indexing for Multi-core Systems

open access: yes, 2014
Adaptive indexing is a concept that considers index creation in databases as a by-product of query processing; as opposed to traditional full index creation where the indexing effort is performed up front before answering any queries.
Alvarez, Victor   +3 more
core   +1 more source

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