Background: information? biology? The combination of these two areas seemingly unrelated increasingly caused widespread concern in the world today.Problems of solving the public health security by computer technology increasingly become the focus of attention.In 2013 epidemiological survey,about 80 percent of people infected with H7N9 have a clear history that theyre exposed to the live poultry market,This proves that big data processing in favor of medical research and can also timely to prevent diseases.