[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgZt3QQN_UHSMGay-MgcKUkdpj38S8OrcckRo7z5RjzQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":16,"related":17,"source":27,"type":57},[],"2025-11-17 10:02:19",1079250600,[8,9,10,11,12],"标记","显示趋势线","区域","点","设置格式",{"courseImg":14,"courseName":15},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F38eaed6509565fcaaf2bbca425c037a5.png","[共享课]大数据工具应用","制图时右键添加注释,()是可选项",[18,29,38,47,58,67,76,79,88,97],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],1079250572,[22,23,24,25],"165","21","23","30","删去cpu.arff数据文件中的CACH属性后,使用M5P分类器构建方案,在结果中,到达LM3的实例数有( )个","v2",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],1079250574,[33,34,35,36],"单页单栏","左右布局","表格型","上下布局","目前主流电商网站搜索结果返回页面的布局一般是:( )",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],1079250578,[42,43,44,45],"项集","频繁项集","弱关联规则","强关联规则","满足最小支持度和最小置信度的关联规则叫( )",{"answer":48,"createTime":5,"id":49,"options":50,"question":56,"source":27,"type":57},[],1079250589,[51,52,53,54,55],"支持度","置信度","提升度","杠杆率","时效率","关联规则分析时可以采用以下哪些标准进行关联规则的修剪.()",1,{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":27,"type":28},[],1079250592,[62,63,64,65],"逻辑回归目标函数是最小化后验概率","逻辑回归可以用于预测事件发生概率的大小","SVM目标是结构风险最小化","SVM可以有效避免模型过拟合","关于支持向量机与逻辑回归以下描述不正确的是()",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":27,"type":28},[],1079250599,[71,72,73,74],"DATEADD","DATEPART","DATEDIFF","DATETRUNC","创建计算字段时,计算两个日期之间的天数差,用到的函数是()",{"answer":77,"createTime":5,"id":6,"options":78,"question":16,"source":27,"type":57},[],[8,9,10,11,12],{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":27,"type":28},[],1079250601,[83,84,85,86],"决策树是一种树形结构,每个节点表示在某个属性上的测试","决策树的构建是一种自顶向下的递归过程","决策树的每个分支表示一个测试输出,叶子节点表示一种类别","决策树的构建是一种自下向上的归纳过程","以下哪项关于决策树的说法是错误的()",{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":27,"type":28},[],1079250602,[92,93,94,95],"txt","csv","xml","log","扩展标识语言文件的后缀名是:()",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":27,"type":28},[],1079250604,[101,102,103,104],"(-INF, +INF)","[0, 1]","(0, +INF)","(-INF, 1)","Logistic函数的值域是()"]