Paris V. Giampouras

activity

20152023

most citedSimultaneously sparse and low-rank abundance matrix estimation for hyperspectral image unmixing

137 citations · 218 across the 12 of their papers we have counts for

collaborators

Showing 2020Show all

2 papers · 1 filter

math.NA2020

A novel variational form of the Schatten- $p$ quasi-norm

Paris Giampouras, René Vidal, Athanasios Rontogiannis +1

The Schatten- $p$ quasi-norm with $p \in (0, 1)$ has recently gained considerable attention in various low-rank matrix estimation problems offering significant benefits over relevant c…

math.NA2020★ 42 cited

Block-Term Tensor Decomposition: Model Selection and Computation

Athanasios A. Rontogiannis, Eleftherios Kofidis, Paris V. Giampouras

The so-called block-term decomposition (BTD) tensor model has been recently receiving increasing attention due to its enhanced ability of representing systems and signals that are…

A novel variational form of the Schatten-p quasi-norm

Block-Term Tensor Decomposition: Model Selection and Computation

A novel variational form of the Schatten- $p$ quasi-norm