Results 81 to 90 of about 810,691 (251)

Overcoming the Nyquist Limit in Molecular Hyperspectral Imaging by Reinforcement Learning

open access: yesAdvanced Intelligent Discovery, EarlyView.
Explorative spectral acquisition guide automatically selects informative spectral bands to optimize downstream tasks, outperforming full‐spectrum acquisition. The selected hyperspectral data are used for tasks such as unmixing and segmentation. BandOptiNet encodes selection states and outputs optimal bands to guide spectral acquisition. Recent advances
Xiaobin Tang   +4 more
wiley   +1 more source

Markov Chains and Spectral Clustering

open access: yes, 2010
Part 3: ModelingInternational audienceThe importance of Markov chains in modeling diverse systems, including biological, physical, social and economic systems, has long been known and is well documented.
Liu, Ning, Stewart, William, J.
core   +2 more sources

Career-path analysis using drifting Markov models (DMM) and self-organizing maps [PDF]

open access: yes
Analyzing school-to-work transitions is an important challenge for the specialists of the labor-market. The aim of this paper is to study the insertion of graduates and to identify the main career-paths typologies.
Patrick Rousset   +2 more
core  

Identifying Prototypical Components in Behaviour Using Clustering Algorithms [PDF]

open access: yes, 2010
Braun E, Geurten B, Egelhaaf M. Identifying Prototypical Components in Behaviour Using Clustering Algorithms. PLOS ONE.
Geurten Bart   +8 more
core   +2 more sources

Accelerating Materials Discovery: A Review of Machine Learning in X‐Ray Absorption Spectroscopy

open access: yesAdvanced Intelligent Systems, EarlyView.
This review systematically details how machine learning transforms X‐ray absorption spectroscopy (XAS) analysis. It covers advanced deep learning architectures for structure‐spectra mapping and inverse tasks, while discussing key challenges like the simulation‐to‐reality gap.
Melaku Lake Tegegne   +5 more
wiley   +1 more source

Spectral Clustering for Graphs and Markov Chains

open access: yes, 2010
Spectral graph partitioning based on spectral theory has become a popular clustering method over the last few years. The starting point is the work of Fiedler who shows that an eigenvector of the Laplacian matrix of an undirected graph (symmetric system)
Liu, Ning
core  

Linking community structure and climate vulnerability in desert plant assemblages of southern California

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Desert plant assemblages in southern California provide an opportunity to link patterns of community structure with climate‐driven vulnerability in a rapidly changing environment. California sustains an exceptionally diverse flora of approximately 4300 plant species, with 31% identified as endemic.
Hector Zumbado‐Ulate   +4 more
wiley   +1 more source

Markov-Switching Model Selection Using Kullback-Leibler Divergence [PDF]

open access: yes
In Markov-switching regression models, we use Kullback-Leibler (KL) divergence between the true and candidate models to select the number of states and variables simultaneously.
Tsai, Chih-Ling   +2 more
core  

Approximating a similarity matrix by a latent class model: A reappraisal of additive fuzzy clustering [PDF]

open access: yes, 2009
Let Q be a given n×n square symmetric matrix of nonnegative elements between 0 and 1, similarities. Fuzzy clustering results in fuzzy assignment of individuals to K clusters.
Braak, C.J.F., ter   +3 more
core   +1 more source

Evolutionary morphology of the haplorhine hamate

open access: yesThe Anatomical Record, EarlyView.
Abstract Primates adopt a variety of hand postures during an impressive diversity of locomotor and manipulative behaviors. Morphological research has found that elements of the hand skeleton, such as the hamate, hold key information for inferring hand use and locomotor kinematics in extinct species.
Laura E. Hunter   +4 more
wiley   +1 more source

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