Results 41 to 50 of about 14,276,290 (299)

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

Analyze the Clustering and Predicting Results of Palm Oil Production in Aceh Utara

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2023
PT. Perkebunan Nusantara 1 is engaged in oil palm production with a total land area of 1,144 Ha. The formulation of this research can determine productive land clusters based on land area, number of trees, number of stages, and palm oil production ...
Mutammimul Ula   +3 more
doaj   +1 more source

Using classification and K-means methods to predict breast cancer recurrence in gene expression data

open access: yesJournal of Medical Signals and Sensors, 2022
Background: Breast cancer is a type of cancer that starts in the breast tissue and affects about 10% of women at different stages of their lives.
Mohammadreza Sehhati   +3 more
doaj   +1 more source

Multi-Swap k-Means++

open access: yesAdvances in Neural Information Processing Systems 36, 2023
The $k$-means++ algorithm of Arthur and Vassilvitskii (SODA 2007) is often the practitioners' choice algorithm for optimizing the popular $k$-means clustering objective and is known to give an $O(\log k)$-approximation in expectation. To obtain higher quality solutions, Lattanzi and Sohler (ICML 2019) proposed augmenting $k$-means++ with $O(k \log \log
Lorenzo Beretta 0001   +3 more
openaire   +3 more sources

Introduction to Geographic and Spatial Approaches in the History of Archaeology

open access: yesBulletin of the History of Archaeology, 2015
Who studies the historiography of archaeology? Who reads the history of the discipline? Recent years have seen growing interest in the history of archaeology as is reflected in works such as Christenson (1989), Trigger (1989; 2006), Chakrabarti (1988 ...
Neha Gupta, Bernard K Means
doaj   +1 more source

Detecting Learning Patterns in Tertiary Education Using K-Means Clustering

open access: yesInformation, 2022
We are in the era where various processes need to be online. However, data from digital learning platforms are still underutilised in higher education, yet, they contain student learning patterns, whose awareness would contribute to educational ...
Emmanuel Tuyishimire   +3 more
doaj   +1 more source

K-Means variability.

open access: yes, 2023
Variability of the used K-Means implementation for 1000 executions on the features provided by PCA using k-means++ initialization. (TIF)
Ana-Maria Ichim (14648702)   +4 more
core   +1 more source

Metode Elbow dalam Optimasi Jumlah Cluster pada K-Means Clustering

open access: yesSimetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2023
K-Means clustering merupakan salah satu strategi yang digunakan dalam analisis data dan machine learning untuk mengelompokkan data menjadi beberapa kelompok (cluster) berdasarkan kemiripan fitur atau atributnya.
Nadia Annisa Maori, Evanita Evanita
doaj   +1 more source

Group $K$-Means

open access: yesCoRR, 2015
The developed algorithm is similar with "Christopher F. Barnes, A new multiple path search technique for residual vector quantizers, 1994", but we conduct the research independently and apply it in data/feature compression and image ...
Jianfeng Wang   +5 more
openaire   +3 more sources

Genetic K-means algorithm [PDF]

open access: yesIEEE Transactions on Systems, Man and Cybernetics, Part B (Cybernetics), 1999
In this paper, we propose a novel hybrid genetic algorithm (GA) that finds a globally optimal partition of a given data into a specified number of clusters. GA's used earlier in clustering employ either an expensive crossover operator to generate valid child chromosomes from parent chromosomes or a costly fitness function or both.
Krishna, K, Murty, Narasimha M
openaire   +4 more sources

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