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publications
Silicon photonics based MEMS tunable polarization rotator for optical communications
Das, S., 2016. Thesis, KTH Paper
Suspended polarization beam splitter on silicon-on-insulator
Errando-Herranz, C., Das, S. and Gylfason, K.B., 2018. Optics Express, 26(3), pp.2675-2681. Paper
Statistical model-based evualuation of neural networks
Das, S., Gohain, P.B., Javid, A.M., Eldar, Y.C., Chatterjee, S., arXiv preprint arXiv:2011.09015. 2020 Nov 18. Paper
Unified Multi-Modal Landmark Tracking for Tightly Coupled Lidar-Visual-Inertial Odometry
Wisth, D., Camurri, M., Das, S. and Fallon, M., 2021. IEEE Robotics and Automation Letters, 6(2), pp.1004-1011. Paper Video
A ReLU Dense Layer to Improve the Performance of Neural Networks
Javid, A.M., Das, S., Skoglund, M. and Chatterjee, S., 2021, June. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (pp. 2810-2814). Paper
Extrinsic Calibration and Verification of Multiple Non-overlapping Field of View Lidar Sensors
Das, S., Mahabadi, N., Djikic, A., Nassir, C., Chatterjee, S. and Fallon, M., IEEE International Conference on Robotics and Automation (ICRA), 2022, pp. 919-925. Paper Video
Multi-modal curb detection and filtering
Das, S., Mahabadi, N., Chatterjee, S. and Fallon, M., IEEE International Conference on Robotics and Automation (ICRA) Workshop, 2022. Paper Video
Neural Greedy Pursuit for Feature Selection
Das, S., Javid, A.M., Gohain, P.B., Eldar, Y.C., and Chatterjee, S., IEEE International Joint Conference on Neural Networks (IJCNN), 2022, pp. 1-7. Paper
Observability-aware online multi-lidar extrinsic calibration
Das, S., Klinteberg, L.A., Fallon, M. and Chatterjee, S., in IEEE Robotics and Automation Letters, March 2023. Paper Video
M-LIO: Multi-lidar, multi-IMU odometry with sensor dropout tolerance
Das, S., Mahabadi, N., Fallon, M. and Chatterjee, S., 2023. IEEE Intelligent Vehicles Symposium (IV). Paper Video
IMU-based online multi-lidar calibration
Das, Sandipan, et al. "IMU-based online multi-LiDAR calibration." 2024 IEEE Intelligent Vehicles Symposium (IV). IEEE, 2024. Paper Video
From Pixels to Actions: The Hidden Role of SLAM in VLA Model Training and Evaluation
Das, S., 2026. Technical Blog Posts Paper
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