papers

Publications (6)

astro-ph.HE2026

GRB 250424A: A Case Study of Energy Injection with Multiwavelength Observations

Yifang Liang, Yun Wang, WeiKang Zheng +61

We present a comprehensive multiwavelength analysis of the long-duration gamma-ray burst (GRB) 250424A. Our dataset spans from the prompt gamma-ray emission to late-time optical mo…

astro-ph.HE2023

A Localization Method of High Energy Transients for All-Sky Gamma-Ray Monitor

Yi Zhao, Wangchen Xue, Shaolin Xiong +62

Fast and reliable localization of high-energy transients is crucial for characterizing the burst properties and guiding the follow-up observations. Localization based on the relati…

astro-ph.IM2025

Pitch Angle Measurement Method based on Detector Counts Distribution. -I. Basic conception

Chenwei Wang, Shaolin Xiong, Hongbo Xue +36

As an X-ray and gamma-ray all-sky monitor aiming for high energy astrophysical transients, Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) has al…

astro-ph.IM2023

The performance of SiPM-based gamma-ray detector (GRD) of GECAM-C

Dali Zhang, Chao Zheng, Jiacong Liu +42

As a new member of GECAM mission, the GECAM-C (also called High Energy Burst Searcher, HEBS) is a gamma-ray all-sky monitor onboard SATech-01 satellite, which was launched on July…

astro-ph.HE2025

GECAM Discovery of Peculiar Oscillating Particle Precipitation Events

Chenwei Wang, Shaolin Xiong, Yi Zhao +52

Charged particle precipitation typically manifests as a gradual increase and decrease of flux observed by space detectors. Cases with rapidly flux variation are very rare. Periodic…

cs.CV2025

Optimization of MedSAM model based on bounding box adaptive perturbation algorithm

Boyi Li, Ye Yuan, Wenjun Tan

The MedSAM model, built upon the SAM framework, enhances medical image segmentation through generalizable training but still exhibits notable limitations. First, constraints in the…