y_train和y_test也是黄金价格列表,其中包含第二天的黄金价格,分别对应X_train和X_test中的每个列表:window_size=60# 训练集:train_data=df.Price[:-test_size]train_data=scaler.transform(train_data.values.reshape(-1,1))X_train=[]y_train=[]foriinrange(window_size,len(train_data)):X_train.appe...
文本特征. 对title+description+param抽取bigram的Tfidf, 文本统计特征, 14个Ridge prediction特征等; 数值特征. 对price和item_seq_number进行log1p变换; 图像特征. channel mean, 图片宽度和高度, ResNet152的最后一层输出及SVD降维后的前100个特征等; 这里的亮点在于对于active数据的处理, 他在active数据上训练了...
ronakkjain / Gold-Price-Prediction Star 0 Code Issues Pull requests Downloaded data from Kaggle. Model is build on Simple linear regression and later optimized by Random forest Algorithm. regression prediction randomforest linear kaggledatasets Updated Dec 25, 2019 Jupyter Notebook Sanya-...
3. Digital Recognition（数字识别）中文教程：大数据竞赛平台—Kaggle 入门 英文教程：Interactive Intro to...
QWK简介:https://www.kaggle.com/c/petfinder-adoption-prediction/overview/evaluation [2] QWK详细介绍:https://www.kaggle.com/aroraaman/quadratic-kappa-metric-explained-in-5-simple-steps [3] CrowdFlower比赛冠军方案:https://github.com/ChenglongChen/Kaggle_CrowdFlower ...
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