id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
esrj-118407	LUONG, Ngoc Dung; VU, Ngoc Quang; NGUYEN, Viet Ha; TRAN, Dinh Trong	Accuracy Assessment of the PPP Solution Using Standard GNSS Receivers	2025	12	.pdf	application/pdf	6669	276	56	This means RTK measurement points have their elevations calculated within the national vertical reference system, whereas PPP measurement points do not. To mitigate this, PPP observations can be referenced to a known benchmark within the local vertical system, allowing for height adjustment to align with RTK-derived values.	cache/esrj-118407.pdf	txt/esrj-118407.txt