SPiN Lab

Welcome to the SPiN research group at the Dept. of Electrical Engineering, IIT Kanpur. Research at the SpiN Lab focuses on the applications of signal processing to networks, and includes the following exciting research areas:

Localization of wireless sensor networks, design of distributed algorithms.
Signal processing assisted network monitoring
Transceiver optimization, precoder design, beamforming, interference alignment.
Signal processing for smart grid communications, load scheduling, state estimation.
Stochastic resource allocation and its applications in wireless networks.
Spectrum sensing via sparsity and low rank
Network coding




Recent Activites

Dr. Ketan Rajawat is selected for the INAE Young Engineer Award 2019.
S. Teja T. and K. Rajawat, "Optimal Design of Queuing Systems via Compositional Stochastic Programming," IEEE Transactions on Communications, 2019 (to be published).
R. Dixit, A. S. Bedi, and K. Rajawat, "Distributed Online Learning over Time-varying Graphs via Proximal Gradient Descent," in Proc. of the IEEE Conf. on Decision and Control (CDC), Nice, France, Dec. 2019.
N. Mohan Krishna, L. Arora, A. Bose, K. Rajawat, and R. M. Hegde, "Model Free Calibration of Wheeled Robots Using Gaussian Process," IEEE/RSJ International Conf. on Intelligent Robots and Systems (IROS), Macau, China, Nov., 2019.
C. Kumar and K. Rajawat, "Dictionary-based Statistical Fingerprinting for Indoor Localization," IEEE Transactions on Vehicular Technology, 2019 (to be published).
A. S. Bedi, A. Koppel, and K. Rajawat, "Nonstationary Nonparametric Optimization: Online Kernel Learning against Dynamic Comparators," in Intl. Conf. on Continuous Optimization (ICCOPT), Berlin, Germany, Aug. 2019.
L. Arora, N. Mohan Krishna, K. Rajawat, and R. M. Hegde, "Automatic Joint Calibration of odometry and sensor parameters," International Conf. on Advances in Robotics (AIR), July 2019.
R. Dixit, A. S. Bedi, R. Tripathi, and K. Rajawat, "Online Learning with Inexact Proximal Online Gradient Descent Algorithms," IEEE Transactions on Signal Processing, 2019 .
Dr. Ketan Rajawat has been awarded INSA Medal for Young Scientist for 2018.
Dr. Ketan Rajawat has been selected for the Young Faculty Research Fellowship position of the institute for the period 1st April 2018 to 31st March 2021.

Following are the glimpse of the work carried out in our research group.



Mobile network localization utilizing relative velocity along with pairwise distance information.

Online learning with dynamic convex optimization

Testing Hector Simultaneous Localization & Mapping(SLAM) performance

Dynamic Visualization of the MovieLens Database.

The trajectory of follower bots tracking the leader bot.

Foreground detection using Inexact proximal OGD.

Image/video reconstruction using temporal coherence between two consecutive frames