计算机科学
机器学习
人工智能
特征工程
房地产
人工神经网络
梯度升压
投机
Boosting(机器学习)
特征(语言学)
随机森林
深度学习
语言学
哲学
政治学
法学
经济
宏观经济学
作者
Timothy J. Kiely,Nathaniel D. Bastian
摘要
Abstract Successfully predicting gentrification could have many social and commercial applications; however, real estate sales are difficult to predict because they belong to a chaotic system comprised of intrinsic and extrinsic characteristics, perceived value, and market speculation. Using New York City real estate as our subject, we combine modern techniques of data science and machine learning with traditional spatial analysis to create robust real estate prediction models for both classification and regression tasks. We compare several cutting edge machine learning algorithms across spatial, semispatial, and nonspatial feature engineering techniques, and we empirically show that spatially conscious machine learning models outperform nonspatial models when married with advanced prediction techniques such as Random Forests, generalized linear models, gradient boosting machines, and artificial neural networks.
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