no code implementations • 17 Mar 2021 • Lantao Yu, Dehong Liu, Hassan Mansour, Petros T. Boufounos
First, we estimate the blur kernel by computing the kernel coefficients with minimum total generalized variation that blur a downsampled version of the PAN image to approximate a linear combination of the LRMS image channels.
no code implementations • 12 Mar 2021 • Yanting Ma, Petros T. Boufounos, Hassan Mansour, Shuchin Aeron
In several applications, including imaging of deformable objects while in motion, simultaneous localization and mapping, and unlabeled sensing, we encounter the problem of recovering a signal that is measured subject to unknown permutations.
no code implementations • 6 May 2020 • Ajinkya Kadu, Hassan Mansour, Petros T. Boufounos
Inverse scattering is the process of estimating the spatial distribution of the scattering potential of an object by measuring the scattered wavefields around it.
no code implementations • 8 May 2018 • Hassan Mansour, Dehong Liu, Ulugbek S. Kamilov, Petros T. Boufounos
Common techniques that attempt to resolve the antenna ambiguity generally assume an unknown gain and phase error afflicting the radar measurements.
no code implementations • 4 Aug 2017 • Yanting Ma, Hassan Mansour, Dehong Liu, Petros T. Boufounos, Ulugbek S. Kamilov
The problem of reconstructing an object from the measurements of the light it scatters is common in numerous imaging applications.
no code implementations • 13 Jun 2017 • Kevin Degraux, Ulugbek S. Kamilov, Petros T. Boufounos, Dehong Liu
Computational imaging methods that can exploit multiple modalities have the potential to enhance the capabilities of traditional sensing systems.
no code implementations • 5 May 2017 • Hsiou-Yuan Liu, Dehong Liu, Hassan Mansour, Petros T. Boufounos, Laura Waller, Ulugbek S. Kamilov
Specifically, it corresponds to a series expansion of the scattered wave with an accelerated-gradient method.
no code implementations • 5 Oct 2016 • Hsiou-Yuan Liu, Ulugbek S. Kamilov, Dehong Liu, Hassan Mansour, Petros T. Boufounos
We propose a new compressive imaging method for reconstructing 2D or 3D objects from their scattered wave-field measurements.
no code implementations • 11 Mar 2016 • Ulugbek S. Kamilov, Dehong Liu, Hassan Mansour, Petros T. Boufounos
The Iterative Born Approximation (IBA) is a well-known method for describing waves scattered by semi-transparent objects.
no code implementations • 4 Mar 2016 • Ulugbek S. Kamilov, Petros T. Boufounos
Spatial resolution of depth sensors is often significantly lower compared to that of conventional optical cameras.
no code implementations • 23 Dec 2015 • Petros T. Boufounos, Shantanu Rane, Hassan Mansour
In this paper, we examine the problem of encoding signals such that sufficient information is preserved about their pairwise distances and their inner products.
no code implementations • 7 Sep 2012 • Sohail Bahmani, Petros T. Boufounos, Bhiksha Raj
As an example we elaborate on application of the main results to estimation in Generalized Linear Model.