课程介绍
机器学习(Machine Learning, ML)是一门多领域交叉学科，涉及概率论、统计学、逼近论、凸分析、算法复杂度理论等多门学科。专门研究计算机怎样模拟或实现人类的学习行为，以获取新的知识或技能，重新组织已有的知识结构使之不断改善自身的性能。
它是人工智能的核心，是使计算机具有智能的根本途径，其应用遍及人工智能的各个领域，它主要使用归纳、综合而不是演绎。
目录
{
"id": "9525",
"isDefault": "1",
"learnMode": "freeMode",
"isMember": "",
"status": "published",
"currentTaskId": "",
"isHideUnpublish": "0"
}
{
"i18nChapterName": " ",
"i18nUnitName": " ",
"i18nLessonName": "课时",
"i18nTaskName":"任务"
}
[{"itemType":"unit","number":"1","published_number":0,"title":"\u7b2c\u4e00\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631367","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"1","published_number":"1","title":"\u8bfe\u4ef6\u8d44\u6599\u4e0b\u8f7d\uff08\u53ea\u4e0b\u8f7d\u8fd9\u4e2a\u5c31\u53ef\u4ee5\uff0c\u540e\u9762\u7684rar\u4e0d\u7528\u4e0b\u8f7d\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1796302","isOptional":"0","type":"text","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"6.\u6570\u636e\u6e05\u6d17.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552591","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"6.\u6570\u636e\u6e05\u6d17","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552592","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:17:54","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"2","published_number":0,"title":"\u7b2c\u4e8c\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631414","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"4","published_number":"4","title":"7.\u56de\u5f52.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552593","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"7.\u56de\u5f52","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552594","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:31:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552595","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"3","published_number":0,"title":"\u7b2c\u4e09\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631368","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"7","published_number":"7","title":"8.\u56de\u5f52\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552596","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"8","published_number":"8","title":"8.\u56de\u5f52\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552597","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:28:20","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"4","published_number":0,"title":"\u7b2c\u56db\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631413","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"9","published_number":"9","title":"9.\u51b3\u7b56\u6811\u548c\u968f\u673a\u68ee\u6797.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552598","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"10","published_number":"10","title":"9.\u51b3\u7b56\u6811\u548c\u968f\u673a\u68ee\u6797.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552599","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:31:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"11","published_number":"11","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552600","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"5","published_number":0,"title":"\u7b2c\u4e94\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631369","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"12","published_number":"12","title":"10.\u51b3\u7b56\u6811\u548c\u968f\u673a\u68ee\u6797\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552601","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"13","published_number":"13","title":"10.\u51b3\u7b56\u6811\u548c\u968f\u673a\u68ee\u6797\u5b9e\u8df5.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552602","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:31:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"6","published_number":0,"title":"\u7b2c\u516d\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631412","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"14","published_number":"14","title":"11.\u63d0\u5347.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552603","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"15","published_number":"15","title":"11.\u63d0\u5347.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552604","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:36:18","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"16","published_number":"16","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552605","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"7","published_number":0,"title":"\u7b2c\u4e03\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631370","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"17","published_number":"17","title":"12.XGBoost\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552606","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"18","published_number":"18","title":"12.XGBoost\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552607","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:31:43","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"19","published_number":"19","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552608","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"8","published_number":0,"title":"\u7b2c\u516b\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631371","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"20","published_number":"20","title":"13.SVM.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552609","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"21","published_number":"21","title":"13.SVM","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552610","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:53:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"9","published_number":0,"title":"\u7b2c\u4e5d\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631411","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"22","published_number":"22","title":"14.SVM\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552611","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"23","published_number":"23","title":"14.SVM\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552612","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:48:56","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"24","published_number":"24","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552613","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"10","published_number":0,"title":"(\u5206\u4e24\u5929\u5b66\u4e60)\u7b2c\u5341\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631372","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"25","published_number":"25","title":"15.\u805a\u7c7b.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552614","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"26","published_number":"26","title":"16.\u805a\u7c7b.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552615","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:49:02","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"11","published_number":0,"title":"\u7b2c\u5341\u4e00\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631410","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"27","published_number":"27","title":"16.\u805a\u7c7b\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552616","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"28","published_number":"28","title":"16.\u805a\u7c7b\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552617","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:46:47","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"29","published_number":"29","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552618","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"12","published_number":0,"title":"\u7b2c\u5341\u4e8c\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631373","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"30","published_number":"30","title":"17.EM\u7b97\u6cd5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552619","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"31","published_number":"31","title":"17.EM\u7b97\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552620","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:26:40","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"13","published_number":0,"title":"\u7b2c\u5341\u4e09\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631409","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"32","published_number":"32","title":"18.EM\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552621","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"33","published_number":"33","title":"18.EM\u7b97\u6cd5\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552622","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:28:18","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"34","published_number":"34","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552623","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"14","published_number":0,"title":"\u7b2c\u5341\u56db\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631374","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"35","published_number":"35","title":"19.\u8d1d\u53f6\u65af\u7f51\u7edc.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552624","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"36","published_number":"36","title":"19.\u8d1d\u53f6\u65af\u7f51\u7edc.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552625","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:49:55","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"15","published_number":0,"title":"\u7b2c\u5341\u4e94\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631408","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"37","published_number":"37","title":"20.\u8d1d\u53f6\u65af\u7f51\u7edc\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552626","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"38","published_number":"38","title":"20.\u8d1d\u53f6\u65af\u7f51\u7edc\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552627","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:26:32","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"39","published_number":"39","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552628","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"16","published_number":0,"title":"\u7b2c\u5341\u516d\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631375","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"40","published_number":"40","title":"21.\u4e3b\u9898\u6a21\u578b.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552629","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"41","published_number":"41","title":"21.\u4e3b\u9898\u6a21\u578b.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552630","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:57:58","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"17","published_number":0,"title":"\u7b2c\u5341\u4e03\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631407","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"42","published_number":"42","title":"22.\u4e3b\u9898\u6a21\u578b\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552631","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"43","published_number":"43","title":"22.\u4e3b\u9898\u6a21\u578b\u5b9e\u8df5.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552632","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:24:07","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"44","published_number":"44","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552633","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"18","published_number":0,"title":"\u7b2c\u5341\u516b\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631376","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"45","published_number":"45","title":"23.HMM.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552634","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"46","published_number":"46","title":"23.HMM.flv","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552635","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:36:41","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"19","published_number":0,"title":"\u7b2c\u5341\u4e5d\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"631406","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"47","published_number":"47","title":"24.HMM\u5b9e\u8df5.rar","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552636","isOptional":"0","type":"download","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"48","published_number":"48","title":"24.HMM\u5b9e\u8df5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552637","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:15:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"49","published_number":"49","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"552638","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true}]
{
"text": {
"icon": "es-icon es-icon-graphic",
"name": "图文"
}
,
"video": {
"icon": "es-icon es-icon-video",
"name": "视频"
}
,
"audio": {
"icon": "es-icon es-icon-audio",
"name": "音频"
}
,
"live": {
"icon": "es-icon es-icon-live",
"name": "直播"
}
,
"discuss": {
"icon": "es-icon es-icon-discuss",
"name": "讨论"
}
,
"flash": {
"icon": "es-icon es-icon-flash",
"name": "Flash"
}
,
"doc": {
"icon": "es-icon es-icon-document",
"name": "文档"
}
,
"ppt": {
"icon": "es-icon es-icon-ppt",
"name": "PPT"
}
,
"testpaper": {
"icon": "es-icon es-icon-examination",
"name": "考试"
}
,
"homework": {
"icon": "es-icon es-icon-task",
"name": "作业"
}
,
"exercise": {
"icon": "es-icon es-icon-exercise",
"name": "练习"
}
,
"download": {
"icon": "es-icon es-icon-downloadfile",
"name": "下载资料"
}
,
"share": {
"icon": "es-icon es-icon-share1",
"name": "Share"
}
}
1731222041
