activity
20202022
most citedFlatNet: Towards Photorealistic Scene Reconstruction from Lensless Measurements

98 citations · 103 across the 4 of their papers we have counts for

collaborators

5 papers

cs.CV2022

Single-Photon Structured Light

Varun Sundar, Sizhuo Ma, Aswin C. Sankaranarayanan +1

We present a novel structured light technique that uses Single Photon Avalanche Diode (SPAD) arrays to enable 3D scanning at high-frame rates and low-light levels. This technique,…

cs.LG2021

[Reproducibility Report] Rigging the Lottery: Making All Tickets Winners

Varun Sundar, Rajat Vadiraj Dwaraknath

, a sparse training algorithm, claims to directly train sparse networks that match or exceed the performance of existing dense-to-sparse training techniques (such as…

eess.IV202098 cited

FlatNet: Towards Photorealistic Scene Reconstruction from Lensless Measurements

Salman S. Khan, Varun Sundar, Vivek Boominathan +2

Lensless imaging has emerged as a potential solution towards realizing ultra-miniature cameras by eschewing the bulky lens in a traditional camera. Without a focusing lens, the len…

cs.CV2020

Deep Atrous Guided Filter for Image Restoration in Under Display Cameras

Varun Sundar, Sumanth Hegde, Divya Kothandaraman +1

Under Display Cameras present a promising opportunity for phone manufacturers to achieve bezel-free displays by positioning the camera behind semi-transparent OLED screens. Unfortu…

eess.IV20205 cited

UDC 2020 Challenge on Image Restoration of Under-Display Camera: Methods and Results

Yuqian Zhou, Michael Kwan, Kyle Tolentino +42

This paper is the report of the first Under-Display Camera (UDC) image restoration challenge in conjunction with the RLQ workshop at ECCV 2020. The challenge is based on a newly-co…