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๐Ÿ” avoidance learning ๐Ÿ“‚ Physics
Showing 28154 results for "avoidance learning" in Physics
Physics Preprint PDF DOI

LSTM-MDNz: Estimating Quasar Photometric Redshifts with an LSTM-Augmented Mixture Density Network

Jianzhen Chen, Zhijian Luo, Liping Fu, Zhu Chen, Hubing Xiao, Shaohua Zhang, Chenggang Shu ยท 2025

Quasar photometric redshifts are essential for studying cosmology and large-scale structures. However, their complex spectral energy distributions cause significant redshift-color degeneracy, limitingโ€ฆ

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Physics Preprint PDF DOI

Active Learning Discovery of High Temperature Oxidation Resistant Refractory Complex Concentrated Alloys

Akhil Bejjipurapu, Sharmila Karumuri, Joseph C. Flanagan, Victoria Tucker, Ilias Bilionis, Alejandro Strachan, Kenneth H. Sandhage, Michael S. Titus ยท 2025

Refractory complex concentrated alloys (RCCAs) are of significant interest for advanced high-temperature applications, owing to their broad compositional range and potential for attractive mechanical โ€ฆ

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Physics Preprint PDF DOI

A Dough-Like Model for Understanding Double-Slit Phenomena

Ping-Rui Tsai, Tzay-Ming Hong ยท 2025

The probabilistic interference fringes observed in the double slit experiment vividly demonstrate the quantum superposition principle, yet they also highlight a fundamental conceptual challenge: the rโ€ฆ

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Physics Preprint PDF DOI

The Next Generation Fornax Survey (NGFS).VIII. A Support Vector Machine Approach for Disentangling Globular Clusters from other Sources

Yasna Ordenes-Briceno, Thomas H. Puzia, Paul Eigenthaler, Matias Blana, Juan P. Carvajal, Matthew A. Taylor, Bryan W. Miller, Rohan Rahatgaonkar, Evelyn J. Johnston, Prasanta K. Nayak, Gaspar Galaz ยท 2025

Wide-field, multi-band surveys now detect millions of unresolved sources in nearby galaxy clusters, yet separating globular clusters (GCs) from foreground stars and background galaxies remains challenโ€ฆ

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Physics Preprint PDF DOI

Observational constraints on the origin of the elements. X. Combining NLTE and machine learning for chemical diagnostics of 4 million stars in the 4MIDABLE-HR survey

Nicholas Storm, Maria Bergemann, Tomasz Rozanski, Victor F. Ksoll, Thomas Bensby, Gregor Traven, Georges Kordopatis, Ross P. Church, Mingjie Jian, Weijia Sun, Guillaume Guiglion, Grazina Tautvaisiene ยท 2025

We present the 4MOST-HR resolution Non-Local Thermal Equilibrium (NLTE) Payne artificial neural network (ANN), trained on $404\,793$ new FGK spectra with 16 elements computed in NLTE. This network wilโ€ฆ

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Physics Preprint PDF DOI

Combinatorial structures in quantum correlation: A new perspective

Rohit kumar, Satyabrata Adhikari ยท 2025

Graph-theoretic structures play a central role in the description and analysis of quantum systems. In this work, we introduce a new class of quantum states, called $A_\alpha$-graph states, which are cโ€ฆ

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Physics Preprint PDF DOI

Prospects for quantum advantage in machine learning from the representability of functions

Sergi Masot-Llima, Elies Gil-Fuster, Carlos Bravo-Prieto, Jens Eisert, Tommaso Guaita ยท 2025

Demonstrating quantum advantage in machine learning tasks requires navigating a complex landscape of proposed models and algorithms. To bring clarity to this search, we introduce a framework that connโ€ฆ

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Physics Preprint PDF DOI

Photonics-Enhanced Graph Convolutional Networks

Yuan Wang, Oleksandr Kyriienko ยท 2025

Photonics can offer a hardware-native route for machine learning (ML). However, efficient deployment of photonics-enhanced ML requires hybrid workflows that integrate optical processing with conventioโ€ฆ

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Assessing the Effect of PCA-Based Dimensionality Reduction on Machine Learning Performance in Hyperspectral Optical Imaging

Parisa Parand, Mahmoud Samadpour ยท 2025

Hyperspectral optical imaging provides rich spectral information for estimating continuous environmental and material parameters; however, its high dimensionality and strong feature correlation pose sโ€ฆ

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Physics Preprint PDF DOI

Learning the climate of dynamical systems with state-space systems

James Murray Louw, Juan-Pablo Ortega ยท 2025

State-space systems encompass a broad class of algorithms used for modeling and forecasting time series. For such systems to be effective, two objectives must be met: (i) accurate point forecasts of tโ€ฆ

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Autonomous Pressure Control in MuVacAS via Deep Reinforcement Learning and Deep Learning Surrogate Models

Guillermo Rodriguez-Llorente, Galo Gallardo, Rodrigo Morant Navascues, Nikita Khvatkin Petrovsky, Anderson Sabogal, Roberto Gomez-Espinosa Martin ยท 2025

The development of nuclear fusion requires materials that can withstand extreme conditions. The IFMIF-DONES facility, a high-power particle accelerator, is being designed to qualify these materials. Aโ€ฆ

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A Machine-Learning Approach for Identifying CME-Associated Stellar Flares in TESS Observations

Yu Shi, Hong-Peng Lu, Li-Yun Zhang, Tian-Hao Su, Chao Tan ยท 2025

Coronal mass ejections (CMEs) are major drivers of stellar space weather and can strongly influence the habitability of exoplanets. However, compared to the frequent occurrence of white-light flares, โ€ฆ

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Bidirectional Fourier-Enhanced Deep Operator Network for Spatio-Temporal Propagation in Multi-Mode Fibers

Dinesh Kumar Murugan, Nithyanandan Kanagaraj ยท 2025

Ultrashort-pulse propagation in graded-index multimode fibers is a highly nonlinear phenomenon driven by several physical processes. Although conventional numerical solvers can reproduce this behaviorโ€ฆ

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Physics Preprint PDF DOI

Automatic generation of input files with optimised k-point meshes for Quantum Espresso self-consistent field single point total energy calculations

Elena Patyukova, Junwen Yin, Susmita Basak, Samuel Pinilla Sanchez, Alin Elena, Gilberto Teobaldi ยท 2025

Performing density functional theory (DFT) calculations requires a careful choice of computational parameters to ensure convergence and obtain meaningful results. This represents a particularly importโ€ฆ

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BBNet: accurate neural network emulator for primordial light element abundances

Fan Zhang, Hang Diao, Bohua Li, Joel Meyers, Paul R. Shapiro ยท 2025

Big-Bang Nucleosynthesis (BBN) predictions of primordial light-element abundances offer a powerful probe of early-Universe physics. However, high-accuracy numerical BBN calculations have become a majoโ€ฆ

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An Improved Machine Learning Approach for Radio Frequency Interference Mitigation in FAST-SETI Survey Archival Data

Li-Li Zhao, Xiao-Hang Luan, Xin Chao, Yu-Chen Wang, Jian-Kang Li, Zhen-Zhao Tao, Tong-Jie Zhang, Hong-Feng Wang, Dan Werthimer ยท 2025

The search for extraterrestrial intelligence (SETI) commensal surveys aim to scan the sky to detect technosignatures from extraterrestrial life. A major challenge in SETI is the effective mitigation oโ€ฆ

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Physics Preprint PDF DOI

ColliderML: The First Release of an OpenDataDetector High-Luminosity Physics Benchmark Dataset

Doga Elitez, Paul Gessinger, Daniel Murnane, Marcus Selchou Raaholt, Andreas Salzburger, Stine Kofoed Skov, Andreas Stefl, Anna Zaborowska ยท 2025

We introduce ColliderML - a large, open, experiment-agnostic dataset of fully simulated and digitised proton-proton collisions in High-Luminosity Large Hadron Collider conditions ($\sqrt{s}=14$ TeV, mโ€ฆ

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Physics Preprint PDF DOI

Robustness Analysis of USmorph: I. Generalization Efficiency of Unsupervised Strategies and Supervised Learning in Galaxy Morphological Classification

Shiwei Zhu, Guanwen Fang, Yao Dai, Chichun Zhou, Yirui Zheng, Jie Song, Shiying Lu, Xu Kong ยท 2025

We conduct a systematic robustness analysis of the hybrid machine learning framework \texttt{USmorph}, which integrates unsupervised and supervised learning for galaxy morphological classification. Alโ€ฆ

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An updated efficient galaxy morphology classification model based on ConvNeXt encoding with UMAP dimensionality reduction

Guanwen Fang, Shiwei Zhu, Jun Xu, Shiying Lu, Chichun Zhou, Yao Dai, Zesen Lin, Xu Kong ยท 2025

We present an enhanced unsupervised machine learning (UML) module within our previous \texttt{USmorph} classification framework featuring two components: (1) hierarchical feature extraction via a pre-โ€ฆ

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Dual-coding contrastive learning based on ConvNeXt and ViT models for morphological classification of galaxies in COSMOS-Web

Shiwei Zhu, Guanwen Fang, Chichun Zhou, Jie Song, Zesen Lin, Yao Dai, Xu Kong ยท 2025

In our previous works, we proposed a machine learning framework named \texttt{USmorph} for efficiently classifying galaxy morphology. In this study, we propose a self-supervised method called contrastโ€ฆ

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