Publications by Selman Ergünay

Real-time high-resolution omnidirectional imaging platform for drone detection and tracking

Yusuf Leblebici, Jean-Philippe Thiran, Vladan Popovic, Selman Ergünay, Gökçen Nurlu, Bilal Demir

Drones have become steadily affordable, which raises privacy and security concerns as well as interest in drone detection systems. On the other hand, drone detection is a challenging task due to small dimensions of drones, difficulty of long-distance detec ...

SPRINGER HEIDELBERG2020

Smart Camera Architectures for Wireless and Multi-Sensor Vision Applications

Selman Ergünay

Advances in camera sensor technology and its manufacturing process now allow high quality image acquisition with low-cost devices. Moreover, the latest significant increase in computational capacity of the processing units enables incorporation of more com ...

EPFL2018

Hardware Implementation of a Smart Camera with Keypoint Detection and Description

Yusuf Leblebici, Selman Ergünay

Feature detection and description constitute important steps of many computer vision applications such as object detection and panorama stitching. Since those steps are computationally heavy, they might occupy significant portion of the full operation. Alt ...

IEEE2018

A Row-Column Accessed Dynamic Element Matching DAC Architecture for SAR ADCs

Yusuf Leblebici, Mustafa Kilic, Selman Ergünay

Capacitor mismatch in high resolution Successive Approximation Register (SAR) Analog to Digital Converters (ADCs) causes non-linearity effects that reduce the Spurious-Free Dynamic Range (SFDR). This paper presents a novel dynamic element matching (DEM) te ...

IEEE2018

Target Detection with Deep Learning in Polarimetric Imaging

Yusuf Leblebici, Selman Ergünay, Süha Kagan Köse

Polarimetric imaging techniques demonstrate enhanced capabilities in advanced object detection tasks with their capability to discriminate man-made objects from natural background surfaces. While spectral signatures carry information only about material pr ...

SPIE-INT SOC OPTICAL ENGINEERING2018

A Bio-Inspired Reconfigurable Architecture for Local Binary Descriptors

Yusuf Leblebici, Selman Ergünay

Limited resources of embedded devices and increased real time constraints have raised interest to the binary description methods over the floating-point ones such as SIFT and SURF in computer vision applications. Although many software applications of the ...

Ieee2016

A Novel Hybrid Architecture for Real-Time Omnidirectional Image Reconstruction

Yusuf Leblebici, Vladan Popovic, Kerem Seyid, Selman Ergünay

2015