By Fang Wei-li and Jonathan Chin / Staff reporter, with staff writer Security analysts yesterday called on the coast guard and the navy to better use uncrewed systems to counter Beijing’s “gray zone” tactics that rely on the numerical superiority of Chinese ships.They made the remarks at the Taiwan International Ocean Forum hosted by the Ocean Affairs Council in Taipei, which focused on China’s aggressive actions at sea and its use of cognitive warfare against neighbors.Taiwan should not attempt to match Chinese vessels encroaching on the nation’s restricted waters on a one-to-one basis, Research Institute for Democracy, Society and Emerging Technology analyst Cathy Fang (方怡然) said. Research Institute for Democracy, Society and Emerging Technology analyst Cathy Fang speaks at the Taiwan In