The idea is to transform the net audit data into time series database and mine the sequence pattern to extract the user behavior pattern , and then to use behavior pattern in anomaly detection.
其思想是通过将网络审计数据转化为时序数据库，对其进行序列模式挖掘以提炼出用户行为模式，并由此进行异常检测。
Single-variable test shows that excess earning of stock price has a high positive correlation with return ratio on net assets, but a weak correlation with audit opinion type.
单变量检验结果表明，净资产收益率与股价超额收益具有显著的正价值相关性，审计意见类型则弱之；
Single-variable test shows that excess earning of stock price has a high positive correlation with return ratio on net assets, but a weak correlation with audit opinion type.
单变量检验结果表明，净资产收益率与股价超额收益具有显著的正价值相关性，审计意见类型则弱之；
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