Reducing Overfitting Problem in Machine Learning Using Novel L1/4 Regularization Method

Johnson Kolluri, Vinay Kumar Kotte, M. PhridviRaj, S. Razia
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引用次数: 15

Abstract

The Machine learning model has two problems, they are Overfitting and Under-fitting. Underfitting is a statistical model or a machine learning algorithm, it cannot capture the underlying trend of the data. A statistical model is said to be overfitted when it has been trained with more data. When the model is trained on fewer features, the machine will be too biased, and then the model gets under fitting problems. So, it has been required to train the model on more features and there is one more problem that occurs. To reduce the overfitting problem, regularization functions and data augmentation are used. Lasso shrinks the less important feature's coefficient to zero thus removing some feature altogether. L2 regularization, on the other hand, does not remove most of the features. A novel regularization method is proposed to overcome these problems.
利用新颖的L1/4正则化方法减少机器学习中的过拟合问题
机器学习模型存在两个问题,即过拟合和欠拟合。欠拟合是一种统计模型或机器学习算法,它不能捕捉数据的潜在趋势。当一个统计模型用更多的数据进行训练时,我们说它是过拟合的。当模型训练的特征较少时,机器会有太大的偏差,从而出现模型拟合不足的问题。因此,需要在更多的特征上训练模型,这又出现了一个问题。为了减少过拟合问题,使用了正则化函数和数据增强。Lasso将不太重要的特征系数缩小到零,从而完全删除一些特征。另一方面,L2正则化不会去除大部分特征。为了克服这些问题,提出了一种新的正则化方法。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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