Results 91 to 100 of about 8,029,668 (390)

Optimization-Based Image Segmentation by Genetic Algorithms

open access: yesEURASIP Journal on Image and Video Processing, 2008
Many works in the literature focus on the definition of evaluation metrics and criteria that enable to quantify the performance of an image processing algorithm.
Rosenberger C   +3 more
doaj   +2 more sources

GENETIC ALGORITHMS OF WORK DISTRIBUTION

open access: yesВестник Донского государственного технического университета, 2018
The tasks of heterogeneous work distribution among heterogeneous executors taking into account operation and switching process costs are investigated. Genetic algorithms of work distribution that can be used for solving various practical tasks both in ...
Andrey R. Aidinyan, Olga L. Tsvetkova
doaj  

GemTools: A fast and efficient approach to estimating genetic ancestry [PDF]

open access: yesarXiv, 2011
To uncover the genetic basis of complex disease, individuals are often measured at a large number of genetic variants (usually SNPs) across the genome. GemTools provides computationally efficient tools for modeling genetic ancestry based on SNP genotypes.
arxiv  

Circulating tumor DNA (ctDNA) trajectories predict survival in trifluridine/tipiracil‐treated metastatic colorectal cancer patients

open access: yesMolecular Oncology, EarlyView.
The authors applied joint/mixed models that predict mortality of trifluridine/tipiracil‐treated metastatic colorectal cancer patients based on circulating tumor DNA (ctDNA) trajectories. Patients at high risk of death could be spared aggressive therapy with the prospect of a higher quality of life in their remaining lifetime, whereas patients with a ...
Matthias Unseld   +7 more
wiley   +1 more source

Heuristic algorithms in topological design of telecommunication networks

open access: yesJournal of Telecommunications and Information Technology, 2003
The paper addresses the generic topological network design problem and considers the use of various heuristic algorithms for solving the problem. The target of the optimisation is to determine a network structure and demand allocation pattern that would
Piotr Karaś
doaj   +1 more source

Theory of genetic algorithms

open access: yesTheoretical Computer Science, 2001
Abstract(i) We investigate spectral and geometric properties of the mutation-crossover operator in a genetic algorithm with general-size alphabet. By computing spectral estimates, we show how the crossover operator enhances the averaging procedure of the mutation operator in the random generator phase of the genetic algorithm.
openaire   +1 more source

GA: A Package for Genetic Algorithms in R

open access: yes, 2013
Genetic algorithms (GAs) are stochastic search algorithms inspired by the basic principles of biological evolution and natural selection. GAs simulate the evolution of living organisms, where the fittest individuals dominate over the weaker ones, by ...
Luca Scrucca
semanticscholar   +1 more source

Genetic algorithms [PDF]

open access: yes
Genetic algorithms are mathematical, highly parallel, adaptive search procedures (i.e., problem solving methods) based loosely on the processes of natural genetics and Darwinian survival of the fittest.
Bayer, Steven E., Wang, Lui
core   +1 more source

Replenishing co‐downregulated miR‐100‐5p and miR‐125b‐5p in malignant germ cell tumors causes growth inhibition through cell cycle disruption

open access: yesMolecular Oncology, Volume 19, Issue 4, Page 1203-1228, April 2025.
MiR‐99a‐5p/miR‐100‐5p (functionally identical) and miR‐125b‐5p microRNAs are downregulated in malignant germ cell tumors (GCTs). Combination replenishment of these microRNAs using mimics resulted in growth inhibition in representative cell lines, with consequent downregulation of target genes involved in cell cycle (confirmed by flow cytometry) and ...
Marta Ferraresso   +12 more
wiley   +1 more source

Gut microbiota diversity is prognostic and associated with benefit from chemo‐immunotherapy in metastatic triple‐negative breast cancer

open access: yesMolecular Oncology, Volume 19, Issue 4, Page 1229-1243, April 2025.
We assessed the associations between the gut microbiota and outcome in metastatic triple‐negative breast cancer patients treated with chemotherapy alone or chemotherapy in combination with immunotherapy. Our data indicate that high gut microbiota alpha diversity was associated with improved clinical outcome and with benefit from immunotherapy.
Andreas Ullern   +8 more
wiley   +1 more source

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