no code implementations • 28 Aug 2022 • Abhishake Rastogi
In this paper, we study the Tikhonov regularization scheme in Hilbert scales for the nonlinear statistical inverse problem with a general noise.
no code implementations • 24 Feb 2020 • Abhishake Rastogi, Peter Mathé
We study the linear ill-posed inverse problem with noisy data in the statistical learning setting.
no code implementations • 14 Feb 2019 • Abhishake Rastogi, Gilles Blanchard, Peter Mathé
We study a non-linear statistical inverse learning problem, where we observe the noisy image of a quantity through a non-linear operator at some random design points.
no code implementations • 13 Oct 2017 • Abhishake Rastogi, Sivananthan Sampath
In this paper, we study the Nystr{\"o}m type subsampling for large scale kernel methods to reduce the computational complexities of big data.
no code implementations • 7 Nov 2016 • Abhishake Rastogi, Sivananthan Sampath
We consider the learning algorithms under general source condition with the polynomial decay of the eigenvalues of the integral operator in vector-valued function setting.