检测安全有效信用卡。防止欺诈，诈骗，垃圾-Test is safe and effective credit card

信用卡欺诈不平衡数据预测，主要用到的是SVM，python工具，主要是基于数据不平衡进行处理。(Credit card fraud unbalance data prediction, the main use of SVM, python tools, mainly based on data imbalance processing.)