Published in IEEE Transactions on Geoscience and Remote Sensing, 2025
Optical authentication framework that detects and restores manipulated hyperspectral data.
Recommended citation: P Gomez, R Jacome, H Garcia, I Esnaola, H Arguello. Optically Authenticated Hyperspectral Imaging: Detection and Restoration of Manipulated Data. IEEE Transactions on Geoscience and Remote Sensing, 2025.
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Published in IEEE Transactions on Computational Imaging, 2025
Uses knowledge distillation to translate heavy optical design networks into manufacturable coded apertures.
Recommended citation: L Suarez-Rodriguez, R Jacome, H Arguello. Distilling Knowledge for Designing Computational Imaging Systems. arXiv preprint arXiv:2501.17898, 2025.
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Published in Signal Processing, 2024
Extends dual-blind deconvolution to multi-antenna ISAC receivers using SoMAN minimization for stable recovery.
Recommended citation: R Jacome, E Vargas, KV Mishra, BM Sadler, H Arguello. Multi-antenna dual-blind deconvolution for joint radar-communications via soman minimization. arXiv preprint arXiv:2303.13609, 2023.
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Published in IEEE Signal Processing Magazine, 2024
Survey that systematizes quaternionic and octonionic phase retrieval models for sensing and communications.
Recommended citation: R Jacome, KV Mishra, BM Sadler, H Arguello. An invitation to hypercomplex phase retrieval: Theory and applications [hypercomplex signal and image processing]. IEEE Signal Processing Magazine 41 (3), 22-32, 2024.
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Published in IEEE Journal of Selected Topics in Signal Processing, 2024
Presents a dual diffractive optical element design that captures complementary multishot measurements for spectral reconstruction.
Recommended citation: S Urrea, R Jacome, MS Asif, H Arguello, H Garcia. DoDo: Double DOE optical system for multishot spectral imaging. IEEE Journal of Selected Topics in Signal Processing 18 (4), 704-713, 2024.
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Published in IEEE Signal Processing Letters, 2024
Introduces an octonion-valued phase retrieval algorithm that generalizes complex and quaternionic approaches.
Recommended citation: R Jacome, KV Mishra, BM Sadler, H Arguello. Octonion phase retrieval. IEEE Signal Processing Letters 31, 1615-1619, 2024.
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Published in Optica, 2023
Introduces middle-layer statistical regularizers that keep learned optical encoders physically meaningful during end-to-end training.
Recommended citation: R Jacome, P Gomez, H Arguello. Middle output regularized end-to-end optimization for computational imaging. Optica 10 (11), 1421-1431, 2023.
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Published in IEEE Journal on Selected Areas in Information Theory, 2023
Proposes dual-blind deconvolution to disentangle coexisting radar and communications signals at a shared-spectrum receiver.
Recommended citation: E Vargas, KV Mishra, R Jacome, BM Sadler, H Arguello. Dual-blind deconvolution for overlaid radar-communications systems. IEEE Journal on Selected Areas in Information Theory 4, 75-93, 2023.
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Published in IEEE Journal of Selected Topics in Signal Processing, 2023
Jointly optimizes coded apertures and unrolled reconstruction to recover high-quality spectral cubes from compressive data.
Recommended citation: R Jacome, J Bacca, H Arguello. DUF: Deep Coded Aperture Design and Unrolling Algorithm for Compressive Spectral Image Fusion. IEEE Journal of Selected Topics in Signal Processing 17 (2), 502-512, 2022.
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Published in CVPR 2026, 2026
Romario Gualdron, Roman Jacome, Rafael S. Suarez, Henry Arguello
Recommended citation: Romario Gualdron, Roman Jacome, Rafael S. Suarez, Henry Arguello. "GSNR: Graph Smooth Null-Space Representation for Inverse Problems." CVPR 2026.
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Published in ICASSP 2026, 2026
Sergio Urrea, Roman Jacome, Edwin Vargas, Kumar Vijay Mishra, Henry Arguello
Recommended citation: Sergio Urrea, Roman Jacome, Edwin Vargas, Kumar Vijay Mishra, Henry Arguello. "Performance Bounds On Parameter Estimation for Relative Phases In Multi-Agent Wireless Systems." ICASSP 2026.
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Published in NeurIPS 2025, 2025
Introduced null-space projections that stabilize learned inverse solvers for computational imaging.
Recommended citation: R Jacome, R Gualdrón-Hurtado, L Suarez, H Arguello. NPN: Non-Linear Projections of the Null-Space for Imaging Inverse Problems. The Thirty-ninth Annual Conference on Neural Information Processing Systems.
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Published in CAMSAP 2025, 2025
Romario Gualdron-Hurtado, Roman Jacome, Leon Suarez, Laura Galvis, Henry Arguello
Recommended citation: Romario Gualdron-Hurtado, Roman Jacome, Leon Suarez, Laura Galvis, Henry Arguello. "Deep Distillation Gradient Preconditioning for Inverse Problems." CAMSAP 2025.
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Published in CAMSAP 2025, 2025
Roman Jacome, Romario Gualdron-Hurtado, Leon Suarez-Rodriguez, Henry Arguello
Recommended citation: Roman Jacome, Romario Gualdron-Hurtado, Leon Suarez-Rodriguez, Henry Arguello. "UTOPY: Unrolling Algorithm Learning via Fidelity Homotopy for Inverse Problems." CAMSAP 2025.
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Published in CAMSAP 2025, 2025
Leon Suarez-Rodriguez, Roman Jacome, Romario Gualdron-Hurtado, Ana Mantilla-Dulcey, Henry Arguello
Recommended citation: Leon Suarez-Rodriguez, Roman Jacome, Romario Gualdron-Hurtado, Ana Mantilla-Dulcey, Henry Arguello. "DICE: Diffusion Consensus Equilibrium for Sparse-view CT Reconstruction." CAMSAP 2025.
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Published in STSIVA 2025, 2025
Julio Gutierrez-Rengifo, Laura C. Diaz-Delgado, Paula Arguello, Roman Jacome, Henry Arguello
Recommended citation: Julio Gutierrez-Rengifo, Laura C. Diaz-Delgado, Paula Arguello, Roman Jacome, Henry Arguello. "DistillPool: Knowledge Distillation Techniques for Single-Pixel Imaging." STSIVA 2025.
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Published in SSP 2025, 2025
Emmanuel Martinez, Roman Jacome, Romario Gualdron-Hurtado, Inaki Esnaola, Henry Arguello
Recommended citation: Emmanuel Martinez, Roman Jacome, Romario Gualdron-Hurtado, Inaki Esnaola, Henry Arguello. "Compressive sensing with augmented measurements via generative self-distillation." SSP 2025.
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Published in IEEE ICASSP 2025, 2025
Outlined optical authentication strategies that secure spectral signatures.
Recommended citation: P Gomez, R Jacome, E Martinez, H Garcia, H Arguello. Optical Authenticity in Pushbroom System for Spectral Information Protection. ICASSP 2025-2025 IEEE International Conference on Acoustics, Speech and …, 2025.
Published in IEEE ICASSP 2025, 2025
Explored diffusion priors conditioned on auxiliary measurements for reconstructions.
Recommended citation: E Martinez, L Suarez, R Gualdrón-Hurtado, R Jacome, H Arguello. Compressive Imaging Reconstruction via Conditional Diffusion Model With Augmented Measurements. ICASSP 2025-2025 IEEE International Conference on Acoustics, Speech and …, 2025.
Published in IEEE ICASSP 2025, 2025
Presented a distillation pipeline that compensates for sensing operator mismatch.
Recommended citation: R Jacome, L Suarez, R Gualdrón-Hurtado, L Gonzalez, H Arguello. Learning to reconstruct signals with inexact sensing operator via knowledge distillation. ICASSP 2025-2025 IEEE International Conference on Acoustics, Speech and …, 2025.
Published in IEEE ICASSP 2025, 2025
Showed how augmented measurement sets improve conditioning for compressive spectral imagers.
Recommended citation: R Gualdrón-Hurtado, R Jacome, L Suarez, E Martinez, H Arguello. Improving Compressive Imaging Recovery via Measurement Augmentation. ICASSP 2025-2025 IEEE International Conference on Acoustics, Speech and …, 2025.
Published in IEEE ICIP 2024, 2024
Distilled large differentiable optical designers into fabricable coded apertures. More details.
Recommended citation: L Suarez-Rodriguez, R Jacome, H Arguello. Highly constrained coded aperture imaging systems design via a knowledge distillation approach. 2024 IEEE International Conference on Image Processing (ICIP), 3993-3999, 2024.
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Published in EUSIPCO 2024, 2024
Demonstrated GAN-based spectral image synthesis guided by RGB cues. More details.
Recommended citation: E Martinez, R Jacome, A Jerez, H Arguello. RGB-Guided Spectral Image Generation through GANs with Implicit Spectral Learning. 2024 32nd European Signal Processing Conference (EUSIPCO), 511-515, 2024.
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Published in EUSIPCO 2024, 2024
Learned a metric that predicts PSF invertibility before running restoration. More details.
Recommended citation: R Gualdrón-Hurtado, R Jacome, S Urrea, H Arguello, L Gonzalez. Learning point spread function invertibility assessment for image deconvolution. 2024 32nd European Signal Processing Conference (EUSIPCO), 501-505, 2024.
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Published in IEEE STSIVA 2024, 2024
Proposed learned preconditioners that accelerate iterative one-bit MIMO detection. More details.
Recommended citation: S Solano, R Jacome, E Vargas, H Arguello. Data-driven based preconditioning for one-bit mimo detection. 2024 XXIV Symposium of Image, Signal Processing, and Artificial Vision …, 2024.
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Published in IEEE ICASSP 2024, 2024
Extended blind deconvolution receivers to multi-antenna ISAC architectures. More details.
Recommended citation: R Jacome, E Vargas, KV Mishra, BM Sadler, H Arguello. Multi-antenna isac receiver with n-tuple blind deconvolution. ICASSP 2024-2024 IEEE International Conference on Acoustics, Speech and …, 2024.
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Published in IEEE CAMSAP 2023, 2023
Mapped ISAC recovery to factor graphs enabling efficient inference. More details.
Recommended citation: R Jacome, E Vargas, KV Mishra, BM Sadler, H Arguello. Factor graph processing for dual-blind deconvolution at ISAC receiver. 2023 IEEE 9th International Workshop on Computational Advances in Multi …, 2023.
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Published in IEEE/CVF ICCV LatinX Workshop 2023, 2023
Presented optical designs that counteract shift-variant effects in spectral imagers. More details.
Recommended citation: S Urrea, R Jacome, MS Asif, H Arguello, H Garcia. Optical Solutions for Spectral Imaging Inverse Problems with a Shift-Variant System. Proceedings of the IEEE/CVF International Conference on Computer Vision …, 2023.
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Published in IEEE/CVF CVPR LatinX Workshop 2023, 2023
Proposed a variance-regularized GAN for generating hyperspectral data. More details.
Recommended citation: E Martinez, R Jacome, A Hernandez-Rojas, H Arguello. Ld-gan: Low-dimensional generative adversarial network for spectral image generation with variance regularization. Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern …, 2023.
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Published in IEEE ICASSP 2023, 2023
Combined stochastic DIPs with multishot measurements for fusion. More details.
Recommended citation: R Jacome, B Monroy, J Bacca, H Arguello. Stochastic Deep Image Prior for Multishot Compressive Spectral Image Fusion. 2023 IEEE International Conference on Acoustics, Speech, and Signal …, 2023.
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Published in SIGNAL 2023, 2023
Introduced divergence-based penalties for differentiable sensing matrix design. More details.
Recommended citation: R Jacome, H Arguello, A Hernandez-Rojas, P Goyes-Penafiel. Divergence-based regularization for end-to-end sensing matrix optimization in compressive sampling systems. SIGNAL 2023 Editors, 79, 2023.
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Published in Imaging and Applied Optics Congress 2022, 2022
Used probabilistic priors to stabilize end-to-end compressive imaging design. More details.
Recommended citation: R Jacome, A Hernandez-Rojas, H Arguello. Probabilistic regularization for end-to-end optimization in compressive imaging. Computational Optical Sensing and Imaging, CW1B. 1, 2022.
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Published in IEEE SPAWC 2022, 2022
Extended dual-blind deconvolution to multidimensional ISAC scenarios. More details.
Recommended citation: R Jacome, KV Mishra, E Vargas, BM Sadler, H Arguello. Multi-dimensional dual-blind deconvolution approach toward joint radar-communications. 2022 IEEE 23rd International Workshop on Signal Processing Advances in …, 2022.
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Published in IEEE ICASSP 2022, 2022
Presented blind-deconvolution methods for joint radar-communications. More details.
Recommended citation: E Vargas, KV Mishra, R Jacome, BM Sadler, H Arguello. Joint radar-communications processing from a dual-blind deconvolution perspective. ICASSP 2022-2022 IEEE International Conference on Acoustics, Speech and …, 2022.
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Published in IEEE ICIP 2021, 2021
Detailed an end-to-end trainable spectral fusion network deployable on hardware. More details.
Recommended citation: R Jacome, J Bacca, H Arguello. Deep-fusion: An end-to-end approach for compressive spectral image fusion. 2021 IEEE International Conference on Image Processing (ICIP), 2903-2907, 2021.
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Published in IEEE STSIVA 2021, 2021
Showed hardware implementation details of the learned fusion pipeline. More details.
Recommended citation: R Jacome, J Escobar, J Bacca, H Arguello. Compressive Spectral Imaging Fusion Implementation Based on an End-to-End Optimization Design. 2021 XXIII Symposium on Image, Signal Processing and Artificial Vision …, 2021.
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Published in IEEE ColCACI 2020 (Revised Selected Papers), 2020
Discussed how spectral CNNs outperform RGB models for object recognition. More details.
Recommended citation: R Jácome, C López, H Garcia, H Arguello. Deep Learning-Based Object Classification for Spectral Images. Applications of Computational Intelligence: Third IEEE Colombian Conference …, 2021.
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Published in IEEE ColCACI 2020, 2020
Early exploration of hyperspectral deep learning pipelines. More details.
Recommended citation: C López, R Jácome, H Garcia, H Arguello. Object classification using spectral images and deep learning. 2020 IEEE Colombian Conference on Applications of Computational Intelligence …, 2020.
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