Robin Rajamäki

Most-cited papers

Sparse Symmetric Linear Arrays With Low Redundancy and a Contiguous Sum Co-Array
Robin Rajamäki, V. Koivunen
2021IEEE Transactions on Signal Processing50 citations Open access
Semantic Scholar
Hybrid Beamforming for Active Sensing Using Sparse Arrays
Robin Rajamäki, Sundeep Prabhakar Chepuri, V. Koivunen
2019IEEE Transactions on Signal Processing41 citations Open access
Semantic Scholar
Design, fabrication, and high-gradient testing of an X -band, traveling-wave accelerating structure milled from copper halves
T. Argyropoulos, N. Catalan-Lasheras, A. Grudiev, G. Mcmonagle +13 more
2018Physical Review Accelerators and Beams32 citations Open access
Semantic Scholar
Sparse linear nested array for active sensing
Robin Rajamäki, V. Koivunen
2017European Signal Processing Conference27 citations Open access
Semantic Scholar
Sparse Active Rectangular Array With Few Closely Spaced Elements
Robin Rajamäki, V. Koivunen
2018IEEE Signal Processing Letters24 citations Open access
Semantic Scholar
Super-Resolution With Sparse Arrays: A Nonasymptotic Analysis of Spatiotemporal Trade-Offs
P. Sarangi, Mehmet Can Hücümenoğlu, Robin Rajamäki, Piya Pal
2023IEEE Transactions on Signal Processing21 citations Open access
Semantic Scholar
Comparison of sparse sensor array configurations with constrained aperture for passive sensing
Robin Rajamäki, V. Koivunen
2017International Radar Conference14 citations Open access
Semantic Scholar
Symmetric Sparse Linear Array for Active Imaging
Robin Rajamäki, V. Koivunen
2018International Conference on Security and Management12 citations Open access
Semantic Scholar
Analog Beamforming For Active Imaging Using Sparse Arrays
Robin Rajamäki, Sundeep Prabhakar Chepuri, V. Koivunen
2019Asilomar Conference on Signals, Systems and Computers10 citations Open access
Semantic Scholar
Subspace Coding for Spatial Sensing
Hessam Mahdavifar, Robin Rajamäki, Piya Pal
2024International Symposium on Information Theory9 citations Open access
Semantic Scholar
Phase-coherent multichannel SDR - Sparse array beamforming
M. Laakso, Robin Rajamäki, R. Wichman, V. Koivunen
2021European Signal Processing Conference9 citations Open access
Semantic Scholar
Importance of Array Redundancy Pattern in Active Sensing
Robin Rajamäki, Piya Pal
2023IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing8 citations Open access
Semantic Scholar
Sparse Low-redundancy Linear Array with Uniform Sum Co-array
Robin Rajamäki, V. Koivunen
2020IEEE International Conference on Acoustics, Speech, and Signal Processing8 citations Open access
Semantic Scholar
Sparse Array Sensor Selection in ISAC with Identifiability Guarantees
Robin Rajamäki, Piya Pal
2024Asilomar Conference on Signals, Systems and Computers5 citations
Semantic Scholar
Planar Additive Bases for Rectangles
J. Kohonen, V. Koivunen, Robin Rajamäki
2017Journal of Integer Sequences5 citations
Semantic Scholar
Sparse array imaging using low-rank matrix recovery
Robin Rajamäki, V. Koivunen
2017IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing5 citations
Semantic Scholar
On the Impossibility of Lossless Waveform Rank Reduction for Certain Redundant Arrays
Robin Rajamäki, Piya Pal
2023IEEE Signal Processing Letters4 citations Open access
Semantic Scholar
Effect of Beampattern on Matrix Completion with Sparse Arrays
Robin Rajamäki, Mehmet Can Hücümenoğlu, P. Sarangi, Piya Pal
2024IEEE International Conference on Acoustics, Speech, and Signal Processing3 citations Open access
Semantic Scholar
Sparse sensor arrays for active sensing - Array configurations and signal processing ; Harvat anturiryhmät aktiivisessa aistimisessa - Anturigeometrioita ja signaalinkäsittelyä
Robin Rajamäki
20213 citations
Semantic Scholar
CRB-Optimal Arrays and Waveforms in Active Sensing: Role of Redundancy and Spatial Covariance of Array Geometry
I. van der Werf, Robin Rajamäki, G. Leus
2026IEEE Transactions on Signal Processing2 citations
Semantic Scholar
Beyond-Diagonal Ris: Adversarial Channels and Optimality of Low-Complexity Architectures
Atso Iivanainen, Robin Rajamäki, V. Koivunen
2025International Workshop on Signal Processing Advances in Wireless Communications2 citations
Semantic Scholar
Jointly Optimal Array Geometries and Waveforms in Active Sensing: New Insights Into Array Design via the Cramér-Rao Bound
I. van der Werf, G. Leus, Robin Rajamäki
2025IEEE International Conference on Acoustics, Speech, and Signal Processing2 citations
Semantic Scholar
Generative Deep Synthesis of MIMO Sensing Waveforms with Desired Transmit Beampattern
Vesa Saarinen, Robin Rajamäki, V. Koivunen
2024Asilomar Conference on Signals, Systems and Computers2 citations
Semantic Scholar
On Array Geometry and Self-Interference in Full-Duplex Massive MIMO Communications
Robin Rajamäki, Risto Wichman
2023Asilomar Conference on Signals, Systems and Computers2 citations Open access
Semantic Scholar
Harnessing Holes for Spatial Smoothing with Applications in Automotive Radar
Yinyan Bu, Robin Rajamäki, P. Sarangi, Piya Pal
2023Asilomar Conference on Signals, Systems and Computers2 citations Open access
Semantic Scholar
DoA Estimation with Sparse Arrays: Effects of Antenna Element Patterns and Nonidealities
Niko Lindvall, M. Heino, Robin Rajamäki, Mikko Valkama +1 more
2025International Radar Conference1 citations Open access
Semantic Scholar
To Regularize or Not to Regularize: The Role of Positivity in Sparse Array Interpolation with a Single Snapshot
Mehmet Can Hücümenoğlu, P. Sarangi, Robin Rajamäki, Piya Pal
2023IEEE International Conference on Acoustics, Speech, and Signal Processing1 citations
Semantic Scholar
Co-array Music under Angle-Independent Nonidealities
Robin Rajamäki, V. Koivunen
2020Asilomar Conference on Signals, Systems and Computers1 citations Open access
Semantic Scholar
Sparse Rectangular Array with Reduced Mutual Coupling for Active Sensing
Robin Rajamäki, V. Koivunen
20181 citations
Semantic Scholar
Unified Evaluation Methodology for AI-Native Integrated Sensing and Communication
Filip Lemic, Andra Blaga, Francesco Devoti, Guillermo Lago +23 more
2026arXiv.org0 citations
Semantic Scholar
Grassmannian-Coded Beamforming for mmWave Channel Sensing with Unknown Complex Path Gain
Parthasarathi Khirwadkar, Robin Rajamäki, Piya Pal
20260 citations
Semantic Scholar
Sparse Spatial Smoothing: Reduced Complexity and Improved Beamforming Gain via Sparse Sub-Arrays
Yinyan Bu, Robin Rajamäki, Anand Dabak, Rajan Narasimha +2 more
2024International Radar Conference0 citations Open access
Semantic Scholar
Geometry of Random Sparse Arrays
Mehmet Can Hücümcnoğlu, Robin Rajamäki, Piya Pal
2022Asilomar Conference on Signals, Systems and Computers0 citations Open access
Semantic Scholar
Resource-Efficient Active Compressive Sensing Using Analog Beamforming and Sparse Arrays
Robin Rajamäki, Piya Pal, V. Koivunen
2021Asilomar Conference on Signals, Systems and Computers0 citations Open access
Semantic Scholar
Sparse Symmetric Linear Arrays with Contiguous Sum and Difference Co-array.
Robin Rajamäki, V. Koivunen
20200 citations
Semantic Scholar
Near Field Active Imaging Using Sparse Arrays
Robin Rajamäki, V. Koivunen
2018Asilomar Conference on Signals, Systems and Computers0 citations Open access
Semantic Scholar
Planar Additive Bases for Rectangles Jukka Kohonen
V. Koivunen, Robin Rajamäki
20180 citations
Semantic Scholar