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CORDIS - Risultati della ricerca dell’UE
CORDIS

Neural Active Visual Prosthetics for Restoring Function

CORDIS fornisce collegamenti ai risultati finali pubblici e alle pubblicazioni dei progetti ORIZZONTE.

I link ai risultati e alle pubblicazioni dei progetti del 7° PQ, così come i link ad alcuni tipi di risultati specifici come dataset e software, sono recuperati dinamicamente da .OpenAIRE .

Risultati finali

Report & pipeline for self-calibrating stimulation (si apre in una nuova finestra)

This report describes the opensource software which will be used for MLbased phosphene vision Opensource software will be disseminated via a publicly accessible repository

Report on flexible shaft electrodes (si apre in una nuova finestra)

Report the longterm stability stimulation efficacy and biocompatibility of flexible probes during in vivo applications in the visual cortex of rodents The analysis is based on monitoring tissue gliosis impedance stability and twophoton calcium imaging to access neural activity

Network simulation study (si apre in una nuova finestra)

Report of study of the initial AI networks of WP4 targeting the hardware FPGA implementations and the impact of reduced bit precision of weights and activations

Hardware refinement (si apre in una nuova finestra)

Report on the system design in the closed loop setup taking into account the bandwidth requirements of the stimulation/recording module.

Report on enhancing perceptual experience (si apre in una nuova finestra)

Report describing the performance of the artificial vision system as evaluated with sighted subjects in virtual reality setups. The open-access report will be submitted to a conference or journal for academic dissemination.

Report on self-calibrating neural stimulation (si apre in una nuova finestra)

This report describes adaptive algorithms that automatically determine optimal stimulation parameters to induce each phosphene The openaccess report will be submitted to a conference or journal for academic dissemination

Report on microstimulation in sulci of monkeys (si apre in una nuova finestra)

Report of the in vivo application of flexible probes and ASIC from WP2, with probes implanted into the lunate sulcus of non-human primates to elicit phosphene vision by electrical microstimulation. The analysis will evaluate long-term safety, biocompatibility and surgical protocols.

Demo of algorithms in closed-loop setup (si apre in una nuova finestra)

Integrates the algorithmic developments into a fully functional closed-loop system for demonstrator in WP3. The closed-loop system will consist of a VR helmet which will visualise the output of the phosphene vision system. The system can be used to simulate phosphene vision in seeing subjects and drive phosphene vision in blind subjects.

Long term stable fully in vivo validated 1024 channel system (si apre in una nuova finestra)

Flexible stackable probe assembly with 1024 individually addressable electrodes implanted and able to generate stably generate phosphenes with spatial precision and stably record single units over time.

Complementary metal oxide semiconductor interconnected and stackable (up to 4) multi-shaft 128 channel probes (si apre in una nuova finestra)

Flexible probes interconnected with stackable interface, encapsulated and ready for implantation.

Data management plan (si apre in una nuova finestra)

Description of the data management plan for the collected data during the project

Project website (si apre in una nuova finestra)

Report on project website which will also be used to update the public on the NeuraViPeR project

Pubblicazioni

The direct and indirect pathways of the basal ganglia antagonistically influence cortical activity and perceptual decisions (si apre in una nuova finestra)

Autori: Enny H. van Beest, Mohammed A.O. Abdelwahab, J. Leonie Cazemier, Chrysiida Baltira, M. Cassandra Maes, Brandon D. Peri, Matthew W. Self, Ingo Willuhn, Pieter R. Roelfsema
Pubblicato in: iScience, Numero 27, 2024, Pagina/e 110753, ISSN 2589-0042
Editore: Cell Press
DOI: 10.1016/j.isci.2024.110753

An In-Silico Framework for Modeling Optimal Control of Neural Systems (si apre in una nuova finestra)

Autori: Rueckauer, B. and van Gerven, M.
Pubblicato in: Frontiers in Neuroscience, Numero Continuous, 2023, ISSN 1662-4548
Editore: Frontiers Research Foundation
DOI: 10.3389/fnins.2023.1141884

Towards biologically plausible phosphene simulation for the differentiable optimization of visual cortical prostheses (si apre in una nuova finestra)

Autori: Maureen van der Grinten, Jaap de Ruyter van Steveninck, Antonio Lozano, Laura Pijnacker, Bodo Rueckauer, Pieter Roelfsema, Marcel van Gerven, Richard van Wezel, Umut Güçlü, Yağmur Güçlütürk
Pubblicato in: eLife, Numero 13, 2024, ISSN 2050-084X
Editore: eLife Sciences Publications
DOI: 10.7554/elife.85812

Optimization of Neuroprosthetic Vision via End-to-End Deep Reinforcement Learning (si apre in una nuova finestra)

Autori: Küçükoğlu, B., Rueckauer, B., Ahmad, N., van Steveninck, J. R., Güçlü, U., and van Gerven, M.
Pubblicato in: International Journal of Neural Systems, Numero Quarterly, 2022, ISSN 0129-0657
Editore: World Scientific Publishing Co
DOI: 10.1142/s0129065722500526

Gaze-contingent processing improves mobility, scene recognition and visual search in simulated head-steered prosthetic vision (si apre in una nuova finestra)

Autori: Jaap de Ruyter van Steveninck, Mo Nipshagen, Marcel van Gerven, Umut Güçlü, Yağmur Güçlüturk, Richard van Wezel
Pubblicato in: Journal of Neural Engineering, Numero 21, 2024, Pagina/e 026037, ISSN 1741-2560
Editore: Institute of Physics Publishing
DOI: 10.1088/1741-2552/ad357d

Machine learning enables non-Gaussian investigation of changes to peripheral nerves related to electrical stimulation (si apre in una nuova finestra)

Autori: Andres W. Morales, Jinze Du, David J. Warren, Eduardo Fernández-Jover, Gema Martinez-Navarrete, Jean-Marie C. Bouteiller, Douglas C. McCreery, Gianluca Lazzi
Pubblicato in: Scientific Reports, Numero 14, 2024, ISSN 2045-2322
Editore: Nature Publishing Group
DOI: 10.1038/s41598-024-53284-w

Brain connectivity changes in response to cortical electrical stimulation in blind neuroprosthesis users (si apre in una nuova finestra)

Autori: Fernando Daniel Farfán, Leili Soo, Fabrizio Grani, María Dolores Grima-Murcia, Eduardo Fernández
Pubblicato in: Cerebral Cortex, Numero 35, 2025, ISSN 1047-3211
Editore: Oxford University Press
DOI: 10.1093/cercor/bhaf075

Solving the binding problem: assemblies form when neurons enhance their firing rate – they don’t need to oscillate or synchronize (si apre in una nuova finestra)

Autori: Roelfsema, P.R
Pubblicato in: Neuron, Numero Monthly, 2023, ISSN 0896-6273
Editore: Cell Press
DOI: 10.1016/j.neuron.2023.03.016

Efficient Deep Reinforcement Learning with Predictive Processing Proximal Policy Optimization (si apre in una nuova finestra)

Autori: Burcu Küçükoğlu, Walraaf Borkent, Bodo Rueckauer, Nasir Ahmad, Umut Güçlü, Marcel van Gerven
Pubblicato in: Neurons, Behavior, Data analysis, and Theory, 2024, ISSN 2690-2664
Editore: NBDT
DOI: 10.51628/001c.123366

1024-channel electrophysiological recordings in macaque V1 and V4 during resting state (si apre in una nuova finestra)

Autori: Chen X*, Morales-Gregorio A*, Sridhar S, Sprenger J, van Albada SJ, Grün S, Roelfsema PR.
Pubblicato in: Scientific Data, Numero continuous, 2022, ISSN 2052-4463
Editore: Springer Nature
DOI: 10.1038/s41597-022-01180-1

Pronouns reactivate conceptual representations in human hippocampal neurons (si apre in una nuova finestra)

Autori: D. E. Dijksterhuis, M. W. Self, J. K. Possel, J. C. Peters, E. C. W. van Straaten, S. Idema, J. C. Baaijen, S. M. A. van der Salm, E. J. Aarnoutse, N. C. E. van Klink, P. van Eijsden, S. Hanslmayr, R. Chelvarajah, F. Roux, L. D. Kolibius, V. Sawlani, D. T. Rollings, S. Dehaene, P. R. Roelfsema
Pubblicato in: Science, Numero 385, 2024, Pagina/e 1478-1484, ISSN 0036-8075
Editore: American Association for the Advancement of Science
DOI: 10.1126/science.adr2813

Toward a personalized closed-loop stimulation of the visual cortex: Advances and challenges (si apre in una nuova finestra)

Autori: Grani, F., Soto-Sánchez, C., Fimia, A., & Fernández, E.
Pubblicato in: Frontiers in Cellular Neuroscience, Numero Continuous, 2022, ISSN 1662-5102
Editore: Frontiers Research Foundation
DOI: 10.3389/fncel.2022.1034270

Point-SPV: end-to-end enhancement of object recognition in simulated prosthetic vision using synthetic viewing points (si apre in una nuova finestra)

Autori: Ashkan Nejad, Burcu Küçükoǧlu, Jaap de Ruyter van Steveninck, Sandra Bedrossian, Joost Heutink, Gera A. de Haan, Frans W. Cornelissen, Marcel van Gerven
Pubblicato in: Frontiers in Human Neuroscience, Numero 19, 2025, ISSN 1662-5161
Editore: Frontiers Research Foundation
DOI: 10.3389/fnhum.2025.1549698

Advances and challenges in the development of visual prostheses (si apre in una nuova finestra)

Autori: Eduardo Fernandez, Jose Antonio Robles
Pubblicato in: PLOS Biology, Numero 22, 2024, Pagina/e e3002896, ISSN 1545-7885
Editore: PLOS
DOI: 10.1371/journal.pbio.3002896

Impact of transcranial Direct Current Stimulation on stereoscopic vision and retinal structure in adult amblyopic rodents (si apre in una nuova finestra)

Autori: Gema Martinez-Navarrete, Sergio Castaño-Castaño, Miguel Morales-Navas, Francisco Nieto-Escámez, Fernando Sánchez-Santed, Eduardo Fernandez
Pubblicato in: Eye and Brain, Numero Volume 16, 2024, Pagina/e 75-88, ISSN 1179-2744
Editore: Taylor and Francis
DOI: 10.2147/eb.s474573

V1 neurons are tuned to perceptual borders in natural scenes (si apre in una nuova finestra)

Autori: Paolo Papale, Wietske Zuiderbaan, Rob R. M. Teeuwen, Amparo Gilhuis, Matthew W. Self, Pieter R. Roelfsema, Serge O. Dumoulin
Pubblicato in: Proceedings of the National Academy of Sciences, Numero 121, 2024, ISSN 0027-8424
Editore: National Academy of Sciences
DOI: 10.1073/pnas.2221623121

Comparison of electrical microstimulation artifact removal methods for high-channel-count prostheses (si apre in una nuova finestra)

Autori: Feng Wang, Xing Chen, Pieter R. Roelfsema
Pubblicato in: Journal of Neuroscience Methods, Numero 408, 2024, Pagina/e 110169, ISSN 0165-0270
Editore: Elsevier BV
DOI: 10.1016/j.jneumeth.2024.110169

An extensive dataset of spiking activity to reveal the syntax of the ventral stream (si apre in una nuova finestra)

Autori: Paolo Papale, Feng Wang, Matthew W. Self, Pieter R. Roelfsema
Pubblicato in: Neuron, Numero 113, 2025, Pagina/e 539-553.e5, ISSN 0896-6273
Editore: Cell Press
DOI: 10.1016/j.neuron.2024.12.003

Multilayer Arrays for Neurotechnology Applications (MANTA): Chronically Stable Thin-Film Intracortical Implants (si apre in una nuova finestra)

Autori: C. Boehler, M. Vomero, M. Soula, M. Vöröslakos, M. Porto Cruz, R. Liljemalm, G. Buzsaki, T. Stieglitz, M. Asplund
Pubblicato in: Advanced Science, Numero Monthly, 2023, ISSN 2198-3844
Editore: Wiley
DOI: 10.1002/advs.202207576

Time stability and connectivity analysis with an intracortical 96-channel microelectrode array inserted in human visual cortex (si apre in una nuova finestra)

Autori: Grani, F., Soto-Sánchez, C., Farfan, F. D., Alfaro, A., Grima, M. D., Doblado, A. R., & Fernández, E
Pubblicato in: Journal of Neural Engineering, Numero Quarterly, 2022, ISSN 1741-2560
Editore: Institute of Physics Publishing
DOI: 10.1088/1741-2552/ac801d

An integrative, multiscale view on neural theories of consciousness (si apre in una nuova finestra)

Autori: Johan F. Storm, P. Christiaan Klink, Jaan Aru, Walter Senn, Rainer Goebel, Andrea Pigorini, Pietro Avanzini, Wim Vanduffel, Pieter R. Roelfsema, Marcello Massimini, Matthew E. Larkum, Cyriel M.A. Pennartz
Pubblicato in: Neuron, Numero 112, 2024, Pagina/e 1531-1552, ISSN 0896-6273
Editore: Cell Press
DOI: 10.1016/j.neuron.2024.02.004

Neuronal Waveform Classification in Multielectrode Recordings Using Machine Learning Techniques and Multidimensional Analysis (si apre in una nuova finestra)

Autori: Rocio Lopez-Peco, Mikel Val-Calvo, Cristina Soto-Sanchez, Adrian Villamarin-Ortiz, Gloria Ruiz-Boix, Jose Manuel Ferrandez-Vicente, Eduardo Fernandez
Pubblicato in: International Journal of Neural Systems, 2025, ISSN 0129-0657
Editore: World Scientific Publishing Co
DOI: 10.1142/s0129065725500315

Flexible Polymer Electrodes for Stable Prosthetic Visual Perception in Mice (si apre in una nuova finestra)

Autori: Corinne Orlemann, Christian Boehler, Roxana N. Kooijmans, Bingshuo Li, Maria Asplund, Pieter R. Roelfsema
Pubblicato in: Advanced Healthcare Materials, Numero 13, 2024, ISSN 2192-2640
Editore: John Wiley and Sons Ltd
DOI: 10.1002/adhm.202304169

Recording Quality Is Systematically Related to Electrode Impedance (si apre in una nuova finestra)

Autori: Christopher M. Lewis, Christian Boehler, Rickard Liljemalm, Pascal Fries, Thomas Stieglitz, Maria Asplund
Pubblicato in: Advanced Healthcare Materials, Numero Continuous, 2024, ISSN 2192-2640
Editore: John Wiley and Sons Ltd
DOI: 10.1002/adhm.202303401

Chronic stability of a neuroprosthesis comprising multiple adjacent Utah arrays in monkeys (si apre in una nuova finestra)

Autori: X. Chen, F: Wang, R. Kooijmans, P.C. Klink, C. Boehler, M. Asplund, P.R. Roelfsema
Pubblicato in: Journal of Neural Engineering, Numero Quarterly, 2023, ISSN 1741-2560
Editore: Institute of Physics Publishing
DOI: 10.1088/1741-2552/ace07e

Visual percepts evoked with an intracortical 96-channel microelectrode array inserted in human occipital cortex (si apre in una nuova finestra)

Autori: Fernandez, E., Alfaro, A., Soto-Sanchez, C., Gonzalez-Lopez, P., Lozano, A., Peña, S., Rodil, A., Gomez, B., Chez, X., Roefsema, P., Rolston, J., Davis, T., Normann, RA.
Pubblicato in: Journal of Clinical Investigation, Numero continuous, 2021, ISSN 0021-9738
Editore: American Society for Clinical Investigation
DOI: 10.1172/jci151331

Electrochemical impedance spectroscopy in vivo for neurotechnology and bioelectronics (si apre in una nuova finestra)

Autori: Hazelgrove, B., Matter, L., Raos, B., Harland, B., Cheng, L., Asplund, M., Svirskis, D.
Pubblicato in: Nature Reviews Electrical Engineering, Numero Continuous, 2025, Pagina/e 110–124, ISSN 2948-1201
Editore: Nature
DOI: 10.1038/s44287-024-00126-6

Engineering strategies towards overcoming bleeding and glial scar formation around neural probes (si apre in una nuova finestra)

Autori: Otte E, Vlachos A, Asplund M
Pubblicato in: Cell and Tissue Research, Numero 4, 2022, ISSN 0302-766X
Editore: Springer Verlag
DOI: 10.1007/s00441-021-03567-9

End-to-end Learning of Safe Stimulation Parameters for Cortical Neuroprosthetic Vision (si apre in una nuova finestra)

Autori: Burcu Küçükoğlu, Bodo Rueckauer, Jaap de Ruyter van Steveninck, Maureen van der Grinten, Yağmur Güçlütürk, Pieter R. Roelfsema, Umut Güçlü, Marcel van Gerven
Pubblicato in: BioArxiv, Numero Continuously, 2025
Editore: Cold Spring Harbor Laboratory
DOI: 10.1101/2025.01.23.634543

Bayesian optimization of cortical neuroprosthetic vision using perceptual feedback (si apre in una nuova finestra)

Autori: Burcu Kucukoglu, Leili Soo, David Leeftink, Fabrizio Grani, Cristina Soto Sanchez, Umut Guclu, Marcel van Gerven, Eduardo Fernandez
Pubblicato in: 2025
Editore: Cold Spring Harbor Laboratory
DOI: 10.1101/2025.01.24.634528

Decorrelated Soft Actor-Critic for Efficient Deep Reinforcement Learning (si apre in una nuova finestra)

Autori: Burcu Küçükoğlu, Sander Dalm, Marcel van Gerven
Pubblicato in: Arxiv, Numero Continuous, 2025
Editore: Cornell University
DOI: 10.48550/arxiv.2501.19133

A 128-channel real-time VPDNN stimulation system for a visual cortical neuroprosthesis (si apre in una nuova finestra)

Autori: Hasan Mohamed, Bogdan Raducanu, Ilya Kiselev, Zuowen Wang, Burcu Küçükoğlu, Bodo Rueckauer, Marcel van Gerven, Carolina Mora Lopez, Shih-Chii Liu
Pubblicato in: 2023 IEEE Biomedical Circuits and Systems Conference (BioCAS), 2024, Pagina/e 1-5
Editore: IEEE
DOI: 10.1109/biocas58349.2023.10389055

New Wafer-Level Fabrication of Ultrathin Silicon Insertion Shuttles for Flexible Neural Implants (si apre in una nuova finestra)

Autori: K. Sharma, C. Boehler, M. Asplund, O. Paul, and P. Ruther
Pubblicato in: 2023 IEEE 36th International Conference on Micro Electro Mechanical Systems (MEMS), Numero Annually, 2023
Editore: IEEE
DOI: 10.1109/mems49605.2023.10052581

Experiencing prosthetic vision with event-based sensors (si apre in una nuova finestra)

Autori: Rückauer, B.J.; Gerven, M.A.J. van; Potok, T.E.; Schuman, C.
Pubblicato in: Proceedings of the International Conference on Neuromorphic Systems, Numero Annually, 2022
Editore: Association for Computing Machinery (ACM)
DOI: 10.1145/3546790.3546813

Leveraging Recurrent Neural Networks for Predicting Motor Movements from Primate Motor Cortex Neural Recordings (si apre in una nuova finestra)

Autori: Yuanxi Wang, Zuowen Wang, Shih-Chii Liu
Pubblicato in: 2024 IEEE Biomedical Circuits and Systems Conference (BioCAS), 2024, Pagina/e 1-5
Editore: IEEE
DOI: 10.1109/biocas61083.2024.10798182

Lightweight semantic segmentation networks for real-time visual prosthesis applications (si apre in una nuova finestra)

Autori: H. Wang, H. Mohamed, Z. Wang, B. Rueckauer, S-C. Liu
Pubblicato in: 2021 ICCV Workshop (The 1st Workshop on Video Scene Parsing in the Wild), Numero 1, 2021, ISSN 2473-9944
Editore: IEEE Computer Society
DOI: 10.1109/iccvw54120.2021.00300

A 128-channel neural stimulation and recording ASIC for scalable cortical visual prosthesis (si apre in una nuova finestra)

Autori: Bogdan C. Raducanu, Joan Aymerich, Wen-Yang Hsu, Patrick Hendrickx, Carolina Mora Lopez
Pubblicato in: ESSCIRC 2023- IEEE 49th European Solid State Circuits Conference (ESSCIRC), 2023, Pagina/e 301-304
Editore: IEEE
DOI: 10.1109/esscirc59616.2023.10268749

Bio-inspired parameter reuse: Exploiting inter-frame representation similarity with recurrence for accelerating temporal visual processing (si apre in una nuova finestra)

Autori: Wang, Zuowen; Cheng, Longbiao; Ott, Joachim; Moure, Pehuen; Liu, Shih-Chii
Pubblicato in: Proceedings of Machine Learning Research, Numero 3, 2024, Pagina/e 209-222
Editore: JMLR
DOI: 10.5167/uzh-254310

Fast temporal decoding from large-scale neural recordings in monkey visual cortex (si apre in una nuova finestra)

Autori: Hadorn, J.*, Wang, Z.*, Rueckauer, B., Chen, X., Roelfsema, P., Liu, S.-C
Pubblicato in: NeurIPS 2022 Workshop on Shared Visual Representations in Human & Machine Intelligence, Numero Annually, 2022
Editore: NeurIPS
DOI: 10.3929/ethz-b-000595073

Hierarchical Bonding Yield Test Structure for Flexible High Channel-Count Neural Probes Interfacing ASIC Chips (si apre in una nuova finestra)

Autori: M. C. Odenthal, V. Claar, O. Paul, and P. Ruther
Pubblicato in: 2023 IEEE 36th International Conference on Micro Electro Mechanical Systems (MEMS), Numero Annually, 2023
Editore: IEEE
DOI: 10.1109/mems49605.2023.10052500

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