#贺兰山 — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #贺兰山, aggregated by home.social.
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petroglyphs - extraction of symbols based on SIFT algorithm [pdf 9pp] #RockArt #petroglyphs #SIFT #贺兰山 https://jai.front-sci.com/index.php/jai/article/view/1661