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Universality of exponential decay of the $d$-th SIR eigenvalue
Sourced from the work of Dongming Huang, Songtao Tian, Qian Lin
§ Problem Statement
Setup
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§ Discussion
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§ Significance & Implications
§ Known Partial Results
§ References
[1]
On the Structural Dimension of Sliced Inverse Regression
Dongming Huang, Songtao Tian, Qian Lin (2023)
Annals of Statistics (to appear)
📍 Section 5 (Discussions), paragraph “Our findings raise several open questions” (second open question: exponential decay of gSNR), p. 16 (arXiv v2 PDF pagination).
Source paper where this problem appears.