Results 21 to 30 of about 22,856,606 (379)

A Pseudo Random Pursuit Strategy for Atomic Clocks

open access: yesIEEE Access, 2023
The atomic clock prediction algorithm is a critical part of the atomic time scale system to ensure its stability and accuracy. Random pursuit strategy (RPS) has been verified on the prediction capability of hydrogen maser and cesium clock in our previous
Qian Xu   +4 more
doaj   +1 more source

Correcting for day of the week and public holiday effects: improving a national daily syndromic surveillance service for detecting public health threats

open access: yesBMC Public Health, 2017
Background As service provision and patient behaviour varies by day, healthcare data used for public health surveillance can exhibit large day of the week effects. These regular effects are further complicated by the impact of public holidays.
Elizabeth Buckingham-Jeffery   +5 more
doaj   +1 more source

Modified Kleene Star Algorithm Using Max-Plus Algebra and Its Application in the Railroad Scheduling Graphical User Interface

open access: yesComputation, 2023
In max-plus algebra, some algorithms for determining the eigenvector of irreducible matrices are the power algorithm and the Kleene star algorithm. In this research, a modified Kleene star algorithm will be discussed to compensate for the disadvantages ...
Ema Carnia   +4 more
doaj   +1 more source

A Constant Time Complexity Spam Detection Algorithm for Boosting Throughput on Rule-Based Filtering Systems

open access: yesIEEE Access, 2020
Along with the barbarous growth of spams, anti-spam technologies including rule-based approaches and machine-learning thrive rapidly as well. In antispam industry, the rule-based systems (RBS) becomes the most prominent methods for fighting spam due to ...
Tian Xia
semanticscholar   +1 more source

A Multi-Dimensional Matrix Product—A Natural Tool for Parameterized Graph Algorithms

open access: yesAlgorithms, 2022
We introduce the concept of a k-dimensional matrix product D of k matrices A1,…,Ak of sizes n1×n,…,nk×n, respectively, where D[i1,…,ik] is equal to ∑ℓ=1nA1[i1,ℓ]×…×Ak[ik,ℓ].
Mirosław Kowaluk, Andrzej Lingas
doaj   +1 more source

Real-time complexity constrained encoding [PDF]

open access: yes, 2016
Complex software appliances can be deployed on hardware with limited available computational resources. This computational boundary puts an additional constraint on software applications.
Lambert, Peter   +4 more
core   +1 more source

Informer: Beyond Efficient Transformer for Long Sequence Time-Series Forecasting [PDF]

open access: yesAAAI Conference on Artificial Intelligence, 2020
Many real-world applications require the prediction of long sequence time-series, such as electricity consumption planning. Long sequence time-series forecasting (LSTF) demands a high prediction capacity of the model, which is the ability to capture ...
Haoyi Zhou   +6 more
semanticscholar   +1 more source

SGD learning on neural networks: leap complexity and saddle-to-saddle dynamics [PDF]

open access: yesAnnual Conference Computational Learning Theory, 2023
We investigate the time complexity of SGD learning on fully-connected neural networks with isotropic data. We put forward a complexity measure -- the leap -- which measures how"hierarchical"target functions are.
E. Abbe   +2 more
semanticscholar   +1 more source

Some variants of reverse selective center location problem on trees under the Chebyshev and Hamming norms [PDF]

open access: yesYugoslav Journal of Operations Research, 2017
This paper is concerned with two variants of the reverse selective center location problems on tree graphs under the Hamming and Chebyshev cost norms in which the customers are existing on a selective subset of the vertices of the underlying tree.
Etemad Roghayeh, Alizadeh Behrooz
doaj   +1 more source

Fractional-Order Discrete-Time SIR Epidemic Model with Vaccination: Chaos and Complexity

open access: yesMathematics, 2022
This research presents a new fractional-order discrete-time susceptible-infected-recovered (SIR) epidemic model with vaccination. The dynamical behavior of the suggested model is examined analytically and numerically.
Zai-Yin He   +4 more
semanticscholar   +1 more source

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