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We present a new software pipeline -- PyMorph -- for automated estimation of structural parameters of galaxies. Both parametric fits through a two dimensional bulge disk decomposition as well as structural parameter measurements like…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Vinu Vikram , Yogesh Wadadekar , Ajit K. Kembhavi , G. V. Vijayagovindan

A package's source code repository records the development history of the package, providing indispensable information for the use and risk monitoring of the package. However, a package release often misses its source code repository due to…

Software Engineering · Computer Science 2024-04-26 Kai Gao , Weiwei Xu , Wenhao Yang , Minghui Zhou

This article presents a study on the application of artificial neural networks (ANNs) for maximum power point tracking (MPPT) in photovoltaic (PV) systems using low-cost pyranometer sensors. The proposed approach integrates pyranometers,…

Systems and Control · Electrical Eng. & Systems 2025-12-29 Luiz Fernando M. Arruda , Moises Ferber , Diego Greff

PySensors is a Python package for selecting and placing a sparse set of sensors for reconstruction and classification tasks. In this major update to PySensors, we introduce spatially constrained sensor placement capabilities, allowing users…

Extracting building footprints from remote sensing images has been attracting extensive attention recently. Dominant approaches address this challenging problem by generating vectorized building masks with cumbersome refinement stages,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Mingming Zhang , Ye Du , Zhenghui Hu , Qingjie Liu , Yunhong Wang

This paper assesses the technical, financial, and market potential of the rooftop Solar Photovoltaic (PV) system on residential buildings in major cities namely Kathmandu valley, Pokhara, and Biratnagar of Nepal. Three sets of…

Physics and Society · Physics 2020-09-08 J. N. Shrestha , D. B. Raut

Utility-scale solar arrays require specialized inspection methods for detecting faulty panels. Photovoltaic (PV) panel faults caused by weather, ground leakage, circuit issues, temperature, environment, age, and other damage can take many…

Image and Video Processing · Electrical Eng. & Systems 2024-07-02 David F. Ramirez , Deep Pujara , Cihan Tepedelenlioglu , Devarajan Srinivasan , Andreas Spanias

Accurate intraday forecasts of the power output by PhotoVoltaic (PV) systems are critical to improve the operation of energy distribution grids. We describe a neural autoregressive model that aims to perform such intraday forecasts. We…

Machine Learning · Computer Science 2024-08-29 Pierrick Bruneau , David Fiorelli , Christian Braun , Daniel Koster

With the recent interest in net-zero sustainability for commercial buildings, integration of photovoltaic (PV) assets becomes even more important. This integration remains a challenge due to high solar variability and uncertainty in the…

Systems and Control · Computer Science 2018-08-28 Chaitanya Poolla , Abraham K. Ishihara

Agrivoltaics (APV) is the dual use of land by combining agricultural crop production and photovoltaic (PV) systems. In this work, we have analyzed three different APV configurations: static with optimal tilt, vertically-mounted bifacial,…

Systems and Control · Electrical Eng. & Systems 2022-11-02 Kamran Ali Khan Niazi , Marta Victoria

Parameter extraction of photovoltaic (PV) models is crucial for the planning, optimization, and control of PV systems. Although some methods using meta-heuristic algorithms have been proposed to determine these parameters, the robustness of…

Systems and Control · Electrical Eng. & Systems 2025-06-12 Shi-Shun Chen , Yu-Tong Jiang , Wen-Bin Chen , Xiao-Yang Li

For existing and future projects dedicated to measuring precise radial velocities (RVs), we have created an open-source, flexible data reduction software to extract RVs from \'echelle spectra via the iodine (I$_2$) absorption cell method.…

Solar and Stellar Astrophysics · Physics 2023-07-05 Paul Heeren , René Tronsgaard , Frank Grundahl , Sabine Reffert , Andreas Quirrenbach , Pere L. Pallé

We present the easy-to-use, publicly available, Python package petitRADTRANS, built for the spectral characterization of exoplanet atmospheres. The code is fast, accurate, and versatile; it can calculate both transmission and emission…

Earth and Planetary Astrophysics · Physics 2019-07-23 P. Mollière , J. P. Wardenier , R. van Boekel , Th. Henning , K. Molaverdikhani , I. A. G. Snellen

In the probabilistic energy forecasting literature, emphasis is mainly placed on deriving marginal predictive densities for which each random variable is dealt with individually. Such marginals description is sufficient for power systems…

Applications · Statistics 2016-03-23 Faranak Golestaneh , Pierre Pinson , Hoay Beng Gooi

Photovoltaic (PV) power forecasting in edge-enabled grids requires balancing forecasting accuracy, robustness under weather-driven distribution shifts, and strict latency constraints. Existing models work well under normal conditions but…

Machine Learning · Computer Science 2026-03-26 Nan Qiao , Shuning Wang , Sijing Duan , Wenpeng Cui , Yuzhe Chen , Qingchen Yang , Xingyuan Hua , Ju Ren

Point defects have a strong impact on the performance of semiconductor and insulator materials used in technological applications, spanning microelectronics to energy conversion and storage. The nature of the dominant defect types, how they…

Dependency bloat is a persistent challenge in Python projects, which increases maintenance costs and security risks. While numerous tools exist for detecting unused dependencies in Python, removing these dependencies across the source code…

Application of the radial velocity (RV) technique in the near infrared is valuable because of the diminished impact of stellar activity at longer wavelengths, making it particularly advantageous for the study of late-type stars but also for…

Instrumentation and Methods for Astrophysics · Physics 2021-06-02 Asa G. Stahl , Shih-Yun Tang , Christopher M. Johns-Krull , L. Prato , Joe Llama , Gregory N. Mace , Jae Joon Lee , Heeyoung Oh , Jessica Luna , Daniel T. Jaffe

Faults in photovoltaic (PV) systems can seriously affect the efficiency, energy yield as well as the security of the entire PV plant, if not detected and corrected quickly. Therefore, fault diagnosis of PV arrays is indispensable for…

Systems and Control · Electrical Eng. & Systems 2021-05-20 Qianni Cao , Chen Shen , Mengshuo Jia

With the rapid progress of perovskite photovoltaics (PV), further challenges arise to meet meet the minimum standards required for commercial deployment. Along with the push towards higher efficiencies, we identify a need to improve the…