DNA, AI raise martyrs from ashes

He further explains that the nation's existing public security DNA database houses much longer DNA fragments and therefore does not align with the data type of these martyrs. The team says it needs to establish a new database featuring more and shorter genetic markers for more comprehensive and intricate identification and analysis, at a cost several times higher.

"We hope to bring light to the martyrs, as they bravely gave their lives for a brighter future for us, to make the unknown known, and to help them return home to their families. We also hope more people can learn about them, their stories and their spirits, and carry them forward," says Wen.

Contact the writer at wangxin2@chinadaily.com.cn