Results 91 to 100 of about 1,215,846 (318)

Exact and approximate algorithms for hierarchical clustering [PDF]

open access: yes, 2023
openLo scopo di questa tesi `e cercare di colmare, almeno in parte, la poca organizzazione del materiale legato allo hierarchical clustering che tutti noi possiamo reperire liberamente in rete.
ZATTRA, RICCARDO
core  

A Multidimensional Particle Swarm Optimization-Based Algorithm for Brain MRI Tumor Segmentation

open access: yesSensors
Particle Swarm Optimization (PSO) has been extensively applied to optimization tasks in various domains, including image segmentation. In this work, we present a clustering-based segmentation algorithm that employs a multidimensional variant of PSO ...
Zsombor Boga   +2 more
doaj   +1 more source

Clustering technique and peer assessment in teaching writing recount text to junior high school students

open access: yesELT Forum: Journal of English Language Teaching, 2017
This study was conducted under the consideration of the observation in SMPN 39 Semarang that many students faced problems in learning to write a text.
Eka Yunita Widyawati, Novia Trisanti
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Multi-type relational clustering approaches : current state-of-the-art and new directions [PDF]

open access: yes, 2008
The proliferation of multi-type relational datasets in a number of important real-world applications and the limitations resulting from the transformation of such datasets to fit propositional data mining approaches have led to the emergence of the ...
Anand, Sarabjot Singh, Li, Tao
core   +1 more source

A Synergy Between Machine Learning and Formal Concept Analysis for Crowd Detection

open access: yesIEEE Access
To enhance public safety, crowd detection and prevention systems have essentially become a natural means to manage diverse crowded areas, such as urban settings, transportation hubs, and event venues.
Anas M. Al-Oraiqat   +6 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Customized normalization clustering meth-odology for consumers with heterogeneous characteristics

open access: yesAdvances in Distributed Computing and Artificial Intelligence Journal, 2018
The increasing use and development of renewable energy sources and distributed generation, brought several changes to the power system operation. Electricity markets worldwide are complex and dynamic environments with very particular characteristics ...
Catarina RIBEIRO   +3 more
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Document clustering using sample weighting [PDF]

open access: yes, 2007
Clustering algorithm based on Sample weighting has been noticed recently. In this paper, a novel sample weighting clustering algorithm is presented based on K-Means and fuzzy C-Means algorithm.
Su, Xinning   +2 more
core  

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