Results 51 to 60 of about 459,449 (308)

Hardware acceleration for power efficient deep packet inspection [PDF]

open access: yes, 2012
The rapid growth of the Internet leads to a massive spread of malicious attacks like viruses and malwares, making the safety of online activity a major concern. The use of Network Intrusion Detection Systems (NIDS) is an effective method to safeguard the
Zhou, Yachao
core  

Efficient Algorithms for the Maximum Sum Problems

open access: yesAlgorithms, 2017
We present efficient sequential and parallel algorithms for the maximum sum (MS) problem, which is to maximize the sum of some shape in the data array.
Sung Eun Bae   +2 more
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

On IO-efficient viewshed algorithms and their accuracy [PDF]

open access: yes, 2013
Given a terrain T and a point v, the viewshed or visibility map of v is the set of points in T that are visible from v. To decide whether a point p is visible one needs to interpolate the elevation of the terrain along the line-of-sight (LOS) vp ...
Toma, L.   +5 more
core   +1 more source

Efficient maximum matching algorithms for trapezoid graphs

open access: yesElectronic Journal of Graph Theory and Applications, 2017
Trapezoid graphs are intersection graphs of trapezoids between two horizontal lines. Many NP-hard problems can be solved in polynomial time if they are restricted on trapezoid graphs.
Phan-Thuan Do   +2 more
doaj   +1 more source

Efficient algorithms for probing the RNA mutation landscape. [PDF]

open access: yesPLoS Computational Biology, 2008
The diversity and importance of the role played by RNAs in the regulation and development of the cell are now well-known and well-documented. This broad range of functions is achieved through specific structures that have been (presumably) optimized ...
Jérôme Waldispühl   +3 more
doaj   +1 more source

Efficiency of Equivalence Algorithms [PDF]

open access: yes, 1972
The equivalence problem is to determine the finest partition on a set that is consistent with a sequence of assertions of the form “x ≡ y”. A strategy for doing this on a computer processes the assertions serially, maintaining always in storage a representation of the partition defined by the assertions so far encountered. To process the command “x ≡ y”
openaire   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Efficient Algorithms for Constant-Modulus Analog Beamforming [PDF]

open access: yes, 2021
peer reviewedThe use of a large-scale antenna array (LSAA) has become an important characteristic of multi-antenna communication systems to achieve beamforming gains.
OTTERSTEN, Björn   +4 more
core   +1 more source

Efficient and simple scalable image compression algorithms

open access: yesAin Shams Engineering Journal, 2019
Most wavelet-based scalable image compression algorithms are optimized for performance only, i.e., they try to produce a compressed bit-stream that gives the best image quality for the selected bit-rate.
Ali Kadhim Al-Janabi
doaj   +1 more source

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