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AdapDiscom (version 1.0.0)

Adaptive Sparse Regression for Block Missing Multimodal Data

Description

Provides adaptive direct sparse regression for high-dimensional multimodal data with heterogeneous missing patterns and measurement errors. 'AdapDISCOM' extends the 'DISCOM' framework with modality-specific adaptive weighting to handle varying data structures and error magnitudes across blocks. The method supports flexible block configurations (any K blocks) and includes robust variants for heavy-tailed distributions ('AdapDISCOM'-Huber) and fast implementations for large-scale applications (Fast-'AdapDISCOM'). Designed for realistic multimodal scenarios where different data sources exhibit distinct missing data patterns and contamination levels. Diakité et al. (2025) .

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Version

Install

install.packages('AdapDiscom')

Monthly Downloads

326

Version

1.0.0

License

GPL-3

Maintainer

Abdoul Oudouss Diakit<c3><a9>

Last Published

August 27th, 2025

Functions in AdapDiscom (1.0.0)

generate.cov

Generate Covariance Matrix
get_block_indices

Get Block Indices
compute.xty

Compute X'y Vector
compute.xtx

Compute X'X Matrix
discom

DISCOM: Optimal Sparse Linear Prediction for Block-missing Multi-modality Data Without Imputation
lambda_max

Compute Lambda Max for L1 Regularization using KKT Conditions
fast_adapdiscom

Fast AdapDiscom
fast_discom

Fast DISCOM
adapdiscom

AdapDiscom: An Adaptive Sparse Regression Method for High-Dimensional Multimodal Data With Block-Wise Missingness and Measurement Errors