A PLS-INTEGRATED LASSO METHOD WITH APPLICATION IN INDEX TRACKING

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

In traditional multivariate data analysis, dimension reduction and regression have been treated as distinct endeavors. Established techniques such as principal component regression (PCR) and partial least squares (PLS) regression traditionally compute latent components as intermediary steps-although with different underlying criteria-before proceeding with the regression analysis. In this paper, we introduce an innovative regression methodology named PLS-integrated Lasso (PLS-Lasso) that integrates the concept of dimension reduction directly into the regression process. We present two distinct formulations for PLS-Lasso, denoted as PLS-Lasso-v1 and PLS-Lasso-v2, along with clear and effective algorithms that ensure convergence to global optima. PLS-Lasso-v1 and PLS-Lasso-v2 are compared with Lasso on the task of financial index tracking and show promising results. © 2024 IEEE.
Original languageEnglish
Title of host publication2024 IEEE International Conference on Acoustics, Speech, and Signal Processing - Proceedings
PublisherIEEE
Pages6520-6524
ISBN (Electronic)979-8-3503-4485-1
ISBN (Print)979-8-3503-4486-8
DOIs
Publication statusPublished - 2024
Event49th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2024) - COEX, Seoul, Korea, Republic of
Duration: 14 Apr 202419 Apr 2024
https://2024.ieeeicassp.org/

Publication series

NameICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
ISSN (Print)1520-6149
ISSN (Electronic)2379-190X

Conference

Conference49th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2024)
PlaceKorea, Republic of
CitySeoul
Period14/04/2419/04/24
Internet address

Funding

This research work is supported by a Math and Application Project (2021YFA1003504) under the National Key R&D Program, a Collaborative Research Fund by RGC of Hong Kong (Project No. C1143-20G), a grant from the Natural Science Foundation of China (U20A20189), a grant from ITF - Guangdong-Hong Kong Technology Cooperation Funding Scheme (Project Ref. No. GHP/145/20), and an InnoHK initiative of The Government of the HKSAR for the Laboratory for AI-Powered Financial Technologies.

Research Keywords

  • Least absolute shrinkage and selection operator
  • Partial least squares regression
  • Statistical learning

RGC Funding Information

  • RGC-funded

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