Search Results for author: Masaaki Takada

Found 4 papers, 1 papers with code

Adaptive Lasso, Transfer Lasso, and Beyond: An Asymptotic Perspective

1 code implementation30 Aug 2023 Masaaki Takada, Hironori Fujisawa

This paper presents a comprehensive exploration of the theoretical properties inherent in the Adaptive Lasso and the Transfer Lasso.

Variable Selection

Transfer Learning via $\ell_1$ Regularization

no code implementations NeurIPS 2020 Masaaki Takada, Hironori Fujisawa

The proposed method has a tight estimation error bound under a stationary environment, and the estimate remains unchanged from the source estimate under small residuals.

Transfer Learning

HMLasso: Lasso with High Missing Rate

no code implementations1 Nov 2018 Masaaki Takada, Hironori Fujisawa, Takeichiro Nishikawa

Convex Conditioned Lasso (CoCoLasso) has been proposed for dealing with high-dimensional data with missing values, but it performs poorly when there are many missing values, so that the high missing rate problem has not been resolved.

regression Vocal Bursts Intensity Prediction

Independently Interpretable Lasso: A New Regularizer for Sparse Regression with Uncorrelated Variables

no code implementations6 Nov 2017 Masaaki Takada, Taiji Suzuki, Hironori Fujisawa

However, one of the biggest issues in sparse regularization is that its performance is quite sensitive to correlations between features.

regression

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