43 citations · 227 across the 21 of their papers we have counts for
21 papers
A Catalog of LAMOST Variable Sources Based on Time-domain Photometry of ZTF
Tingting Xu, Chao Liu, Feng Wang +4
The identification and analysis of different variable sources is a hot issue in astrophysical research. The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) spect…
Fine-grained Solar Flare Forecasting Based on the Hybrid Convolutional Neural Networks
Zheng Deng, Feng Wang, Hui Deng +3
Improving the performance of solar flare forecasting is a hot topic in solar physics research field. Deep learning has been considered a promising approach to perform solar flare f…
Enhanced Remote Astronomical Archive System Based on the File-Level Unlimited Sliding-Window Technique
Cong-Ming Shi, Hui Deng, Feng Wang +6
Data archiving is one of the most critical issues for modern astronomical observations. With the development of a new generation of radio telescopes, the transfer and archiving of…
Robust Automated Photometry Pipeline for Blurred Images
Weirong Huang, Zhou Xie, Wenjie Zhong +4
The primary task of the 1.26-m telescope jointly operated by the National Astronomical Observatory and Guangzhou University is photometric observations of the g, r, and i bands. A…
A Hybrid method of accurate classification for Blazars Of Uncertain Type in Fermi LAT Catalogs
Yijun Xu, Weirong Huang, Hui Deng +2
Significant progress in the classification of Fermi unassociated sources , has led to an increasing number of blazars are being found. The optical spectrum is effectively used to c…
Periodic variation and phase analysis of grouped solar flare with sunspot activity
Hui Deng, Ying Mei, Feng Wang
Studies on the periodic variation and the phase relationship between different solar activity indicators are useful for understanding the long-term evolution of solar activity cycl…
On Midrange Periodicities in Solar Radio Flux and Sunspot Areas
Ying Mei, Hui Deng, Feng Wang
Using the Hilbert-Huang transform technique, we investigate the midrange periodicities in solar radio flux at 2800 MHz (F10.7) and sunspot areas (SAs) from February 1, 1947 to Sept…
High-frequency Oscillations in the Atmosphere above a Sunspot Umbra
Feng Wang, Hui Deng, Bo Li +6
We use high spatial and temporal resolution observations, simultaneously obtained with the New Vacuum Solar Telescope and Atmospheric Imaging Assembly (AIA) on board the Solar Dyna…
Midterm Periodicity Analysis of the Mount Wilson Magnetic Indices Using the Synchrosqueezing Transform
Song Feng, Lan Yu, Feng Wang +2
A novel time--frequency technique, called the synchrosqueezing transform (SST), is used to investigate the midterm periodic variations of magnetic fields on the solar surface. The…
GPU-Based High-Performance Imaging for Mingantu Spectral RadioHeliograph
Ying Mei, Feng Wang, Wei Wang +6
As a dedicated solar radio interferometer, the MingantU SpEctral RadioHeliograph (MUSER) generates massive observational data in the frequency range of 400 MHz -- 15 GHz. High-perf…
High Performance Negative Database for Massive Data Management System of The Mingantu Spectral Radioheliograph
Congming Shi, Feng Wang, Hui Deng +3
As a dedicated synthetic aperture radio interferometer, the MingantU SpEctral Radioheliograph (MUSER), initially known as the Chinese Spectral RadioHeliograph (CSRH), has entered t…
DALiuGE: A Graph Execution Framework for Harnessing the Astronomical Data Deluge
Chen Wu, Rodrigo Tobar, Kevin Vinsen +11
The Data Activated Liu Graph Engine - DALiuGE - is an execution framework for processing large astronomical datasets at a scale required by the Square Kilometre Array Phase 1 (SKA1…
Objective Image Quality Assessment for High Resolution Photospheric Images by Median Filter Gradient Similarity
Hui Deng, Dandan Zhang, Tianyu Wang +6
All next generation ground-based and space-based solar telescopes require a good quality assessment metric in order to evaluate their imaging performance. In this paper, a new imag…
OpenCluster: A Flexible Distributed Computing Framework for Astronomical Data Processing
Shoulin Wei, Feng Wang, Hui Deng +7
The volume of data generated by modern astronomical telescopes is extremely large and rapidly growing. However, current high-performance data processing architectures/frameworks ar…
NVST data archiving system based on fastbit nosql database
Yingbo Liu, Feng Wang, Kaifan Ji +3
The New Vacuum Solar Telescope (NVST) is a 1-meter vacuum solar telescope that aims to observe the fine structures of active regions on the Sun. The main tasks of the NVST are high…
Low-cost high performance distributed data storage for multi-channel observations
Ying-bo Liu, Feng Wang, Hui Deng +5
The New Vacuum Solar Telescope (NVST) is a 1-m solar telescope that aims to observe the fine structures in both the photosphere and the chromosphere of the Sun. The observational d…
On the relationship between G-band bright point dynamics and their magnetic field strengths
Yunfei Yang, Qiang Li, Kaifan Ji +4
G-band bright points (GBPs) are regarded as good manifestations of magnetic flux concentrations. We aim to investigate the relationship between the dynamic properties of GBPs and t…
Investigation of intergranular bright points from the New Vacuum Solar Telescope
Kai-Fan Ji, Jian-ping Xiong, Yong-yuan Xiang +4
Six high-resolution TiO-band image sequences from the New Vacuum Solar Telescope (NVST) are used to investigate the properties of intergranular bright points (igBPs). We detect the…
Investigation of Umbral Dots with the New Vacuum Solar Telescope
Kaifan Ji, Xia Jiang, Song Feng +3
Umbral dots (UDs) are small isolated brightenings observed in sunspot umbrae. They are convective phenomena existing inside umbrae. UDs are usually divided into central UDs (CUDs)…
Characterising motion types of G-band bright points in the quiet Sun
Yun-Fei Yang, Hui-Xue Qu, Kai-Fan Ji +4
We study the motions of G band bright points (GBPs) in the quiet Sun to obtain the characteristics of different motion types. A high resolution image sequence taken with the Hinode…
New Vacuum Solar Telescope and Observations with High Resolution
Zhong Liu, Jun Xu, Bo-Zhong Gu +17
The New Vacuum Solar Telescope (NVST) is a 1 meter vacuum solar telescope that aims to observe the fine structures on the Sun. The main tasks of NVST are high resolution imaging an…