1.1 Forecast related basic concepts >Predict Forecasting refers to measuring the future events according to certain methods and laws on the basis of mastering the existing information, so as to know in advance the process and results of the development of the matter. > Accident prediction Accident prediction refers to fully understanding and mastering the various risk factors that may cause accidents and their causal relationships, and inferring their development and possible consequences and possible Consequences1.1 Forecast related basic concepts ➢Predict Forecasting refers to measuring the future events according to certain methods and laws on the basis of mastering the existing information, so as to know in advance the process and results of the development of the matter. ➢Accident prediction Accident prediction refers to fully understanding and mastering the various risk factors that may cause accidents and their causal relationships, and inferring their development and possible consequences and possible consequences