US election mapping

Using 2020 US Presidential election data at the county level, I plot distributions of Biden vote counts by share of vote to identify any unusual patterns that would indicate election fraud.本研究采用2020年美国总统选举县级层面数据，按得票率维度绘制拜登得票量的分布情况，以甄别出所有可能指向选举舞弊的异常模式。