Results 21 to 30 of about 18,390,026 (306)

Clustering models for hospitals in Jakarta using fuzzy c-means and k-means

open access: yesProcedia Computer Science, 2023
After facing the COVID-19 pandemic, national and local governments in Indonesia realized a gap in the distribution of health care and human health practitioners.
Karli Eka Setiawan   +3 more
semanticscholar   +1 more source

Towards optimal lower bounds for k-median and k-means coresets [PDF]

open access: yesSymposium on the Theory of Computing, 2022
The (k,z)-clustering problem consists of finding a set of k points called centers, such that the sum of distances raised to the power of z of every data point to its closest center is minimized.
Vincent Cohen-Addad   +3 more
semanticscholar   +1 more source

The development of a GIS for New Deal Archaeology

open access: yesBulletin of the History of Archaeology, 2011
I have recently launched an effort to create a GIS of all New Deal-funded archaeological investigations conducted in the 48 states that comprised the USA during the Great Depression (Means 2011).
Bernard K. Means
doaj   +1 more source

Optimized K‐Means Algorithm [PDF]

open access: yesMathematical Problems in Engineering, 2014
The localization of the region of interest (ROI), which contains the face, is the first step in any automatic recognition system, which is a special case of the face detection. However, face localization from input image is a challenging task due to possible variations in location, scale, pose, occlusion, illumination, facial expressions, and clutter ...
Samir Brahim Belhaouari   +2 more
openaire   +1 more source

B2C E-Commerce Customer Churn Prediction Based on K-Means and SVM

open access: yesJournal of Theoretical and Applied Electronic Commerce Research, 2022
Customer churn prediction is very important for e-commerce enterprises to formulate effective customer retention measures and implement successful marketing strategies.
Xiancheng Xiahou, Yoshio Harada
semanticscholar   +1 more source

Labouring in the Fields of the Past: Geographic Variation in New Deal Archaeology Across the Lower 48 United States

open access: yesBulletin of the History of Archaeology, 2015
New Deal archaeology survey and excavation projects across the lower 48 states exhibit considerable geographic variation in their nature and extent. Part of this variation can be linked to strong regional personalities, while other variation depended on ...
Bernard K. Means
doaj   +1 more source

K-means and fuzzy c-means algorithm comparison on regency/city grouping in Central Java Province

open access: yesDesimal, 2022
The Human Development Index (HDI) is very important in measuring the country's success as an effort to build the quality of life of people in a region, including Indonesia. The government needs to make groupings based on the needs of a city/district.
Ummu Wachidatul Latifah   +2 more
doaj   +1 more source

Improved YOLOv5m model based on Swin Transformer, K-means++, and Efficient Intersection over Union (EIoU) loss function for cocoa tree (Theobroma cacao) disease detection [PDF]

open access: yesJournal of Plant Protection Research
The cocoa tree is prone to diverse diseases such as stem borer, stem canker, swollen shot, and root rot disease which impedes high yield. Early disease detection is a critical component of diverse management processes that are implemented throughout the ...
Benedicta Nana Esi Nyarko   +3 more
doaj   +1 more source

Quantum Clustering with k-Means: a Hybrid Approach [PDF]

open access: yesTheoretical Computer Science, 2022
Quantum computing is a promising paradigm based on quantum theory for performing fast computations. Quantum algorithms are expected to surpass their classical counterparts in terms of computational complexity for certain tasks, including machine learning.
Alessandro Poggiali   +4 more
semanticscholar   +1 more source

The comparative study of text documents clustering algorithms

open access: yesEnvironment Conservation Journal, 2015
Clustering is one of the most significant research area in the field of data mining and considered as an important tool in the fast developing information explosion era.Clustering systems are used more and more often in text mining, especially in ...
Mohammad Eiman Jamnezhad, Reza Fattahi
doaj   +1 more source

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