This research investigates the capability of artificial neural networks to predict vertical total electron content(VTEC)over central Anatolia in Turkey.The VTEC dataset was derived from the 19 permanent Global Positio...
为研究2017年8月8日四川九寨沟M7.0地震前电离层异常,利用地基GNSS(Global Navigation Satellite System)垂直电子总含量(Vertical Total Electron Content,VTEC)和电离层测高仪F2层临界频率(foF2)观测数据,考察了震前20日内电离层变化...
采用非差非组合精密单点定位(precise point positioning,PPP)反演北斗GEO卫星穿刺点位置的垂直方向电子总含量(vertical total electron content,VTEC),利用GEO卫星在时域上穿刺点位置近似固定的特性,反演、分析了深圳市2020年的电离...
Project supported by the National Key Research and Development Program of China(Grant No.2016YFA0302101);the Initiative Program of State Key Laboratory of Precision Measurement Technology and Instrument。
Ionosphere delay is one of the main sources of noise affecting global navigation satellite systems, operation of radio detection and ranging systems and very-long-baseline-interferometry. One of the most important and...