Prof. Giovanni Volpe Profile

Prof. Giovanni Volpe

Professor at Göteborgs Univ

SPIE Involvement:

Websites:

Personal Website

Publications (87)

Proceedings Article | 6 October 2023 Poster

Assessment of nonlinear changes in functional brain connectivity during aging using deep learning

Jiawei Sun, Blanca Zufiria Gerbolés, Daniel Vereb, Mite Mijalkov, Jesus Pineda Castro, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12655, PC1265519 (2023) https://doi.org/10.1117/12.2677365

KEYWORDS: Brain, Functional magnetic resonance imaging, Visualization, Neurological disorders, Deep learning, Error analysis, Neuroimaging, Brain diseases

Read Abstract +

Proceedings Article | 6 October 2023 Poster

Exploring age-related changes in anatomical brain connectivity using deep learning analysis in cognitively healthy individuals

Blanca Zufiria Gerbolés, Jesus Pineda Castro, Daniel Vereb, Jiawei Sun, Mite Mijalkov, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12655, PC126551C (2023) https://doi.org/10.1117/12.2676247

KEYWORDS: Brain, Deep learning, Anatomy, Neural networks, Matrices, Diffusion tensor imaging, White matter, Prefrontal cortex, Neuroimaging, Anisotropy

Read Abstract +

Proceedings Article | 6 October 2023 Poster

Standard-dose PET image synthesis from low-dose images using a GAN-transformer

Hang Zhao, Peter Young, Jesús Pineda, Anna Hitzel, Fiona Heeman, Jan Axelsson, Lyduine Collij, Amirhossein Sanaat, Aida Niñerola Baizan, Andrés Perissinotti, Mark Lubberink, Giovanni Frisoni, Habib Zaidi, Frederik Barkhof, Gill Farrar, Suzanne Baker, Juan Domingo Gispert, Valentina Garibotto, Anna Rieckmann, Joana Pereira, Giovanni Volpe, Michael Schöll

Proceedings Volume PC12655, PC126551B (2023) https://doi.org/10.1117/12.2682088

KEYWORDS: Positron emission tomography, Signal to noise ratio, Neuroimaging, Image quality standards, Image quality, Brain, Alzheimer disease, Transformers, Interference (communication), Image restoration

Read Abstract +

Proceedings Article | 5 October 2023 Presentation

Playing with active matter

Agnese Callegari, Angelo Barona Balda, Aykut Argun, Giovanni Volpe

Proceedings Volume PC12649, PC1264909 (2023) https://doi.org/10.1117/12.2677289

KEYWORDS: Particles, Robots, Thermodynamics, Robotics, Physics, Microscopy, Microfabrication, Medicine, Biomedical applications, Biology

Read Abstract +

Proceedings Article | 5 October 2023 Poster

Janus particles in geometrical optics

Agnese Callegari, Giovanni Volpe

Proceedings Volume PC12649, PC126491S (2023) https://doi.org/10.1117/12.2677348

KEYWORDS: Particles, Geometrical optics, Spherical lenses, Silica, Refractive index, Materials properties, MATLAB, Fabrication, Absorption

Read Abstract +

Proceedings Article | 5 October 2023 Presentation

Tunable critical Casimir forces counteract Casimir–Lifshitz attraction

Agnese Callegari, Falko Schmidt, Abdallah Daddi-Moussa-Ider, Battulga Munkhbat, Ruggero Verre, Timur Shegai, Mikael Käll, Hartmut Löwen, Andrea Gambassi, Giovanni Volpe

Proceedings Volume PC12663, PC1266308 (2023) https://doi.org/10.1117/12.2677282

KEYWORDS: Critical temperature, Quantum experiments, Nanostructures, Mixtures, Vacuum, Quantum electrodynamics, Quantum confinement, Nanoelectromechanical systems, Microelectromechanical systems, Liquids

Read Abstract +

Proceedings Article | 5 October 2023 Presentation

Deep learning for nanofluidic scattering microscopy

Henrik Klein Moberg, Bohdan Yeroshenko, Daniel Midtvedt, Joachim Fritzsche, Barbora Špacková, David Albinsson, Giovanni Volpe, Christoph Langhammer

Proceedings Volume PC12655, PC126550J (2023) https://doi.org/10.1117/12.2676769

KEYWORDS: Biomolecules, Optical microscopy, Scattering, Deep learning, Light scattering, Computer simulations, Biological research, Scattered light, Proteins, Microscopy

Read Abstract +

Proceedings Article | 28 September 2023 Presentation

Single-shot self-supervised object detection in microscopy

Benjamin Midtvedt, Jesús Pineda, Fredrik Skärberg, Erik Olsén, Harshith Bachimanchi, Emelie Wesén, Elin Esbjörner, Erik Selander, Daniel Midtvedt, Giovanni Volpe

Proceedings Volume PC12655, PC126550P (2023) https://doi.org/10.1117/12.2678329

KEYWORDS: Object detection, Microscopy, Education and training, Polarizability, Medicine, Holography, Engineering, Computer simulations, Biology, Biological research

Read Abstract +

Proceedings Article | 28 September 2023 Presentation

Synthesizing tau pathology from structural brain imaging using deep learning

Yu-Wei Chang, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12655, PC1265509 (2023) https://doi.org/10.1117/12.2678556

KEYWORDS: 3D modeling, Performance modeling, Positron emission tomography, Pathology, Neuroimaging, Gallium nitride, Deep learning, Brain imaging, 3D image processing, Data modeling

Read Abstract +

Proceedings Article | 28 September 2023 Presentation

Uncovering vulnerable connections in the aging brain using reservoir computing

Mite Mijalkov, Blanca Zufiria Gerboles, Daniel Vereb, Kathy Lüdge, Daniel Brunner, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12655, PC1265508 (2023) https://doi.org/10.1117/12.2677364

KEYWORDS: Brain, Reservoir computing, Anatomy, Reflection, Machine learning, Cognition, Biological imaging

Read Abstract +

Proceedings Article | 28 September 2023 Presentation

Faster and more accurate geometrical-optics optical force calculation using neural networks

Agnese Callegari, David Bronte Ciriza, Alessandro Magazzù, Gunther Barbosa, Antonio A. Neves, Maria Antonia Iatì, Giovanni Volpe, Onofrio Maragò

Proceedings Volume PC12655, PC126550C (2023) https://doi.org/10.1117/12.2677267

KEYWORDS: Particles, Neural networks, Geometrical optics, Optical tweezers, Modeling, Spherical lenses, Simulations, Reflection, Light scattering, Laser scattering

Read Abstract +

Proceedings Article | 28 September 2023 Presentation

Decoding microplankton life through holographic microscopy and deep learning

Harshith Bachimanchi, Benjamin Midtvedt, Daniel Midtvedt, Erik Selander, Giovanni Volpe

Proceedings Volume PC12655, PC126550L (2023) https://doi.org/10.1117/12.2677603

KEYWORDS: Deep learning, Microscopy, Holography, Carbon, Oceanography, Environmental monitoring, Biomass

Read Abstract +

Proceedings Article | 20 September 2023 Paper

Optical trapping and critical Casimir forces

Agnese Callegari, Alessandro Magazzù, Andrea Gambassi, Giovanni Volpe

Proceedings Volume 12606, 1260610 (2023) https://doi.org/10.1117/12.3008358

KEYWORDS: Optical tweezers, Quantum particles, Colloids, Mixtures, Quantum confinement, Binary data, Quantum optics experiments, Particles, Liquids, Vacuum

Read Abstract +

Proceedings Article | 8 June 2023 Open Access

AI and deep learning for microscopy

Giovanni Volpe

Proceedings Volume 12571, 1257102 (2023) https://doi.org/10.1117/12.2675320

Read Abstract +

Proceedings Article | 17 March 2023 Presentation

Deep Learning for Microscopy

Giovanni Volpe

Proceedings Volume PC12436, PC124360O (2023) https://doi.org/10.1117/12.2658973

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

A novel method for quantifying men and women-like features in brain structure and function (Conference Presentation)

Mite Mijalkov, Oveis Jamialahmadi, Stefano Romeo, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12204, PC122040X (2022) https://doi.org/10.1117/12.2633276

KEYWORDS: Brain

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Multilayer brain connectivity analysis in Alzheimer’s disease using functional MRI data (Conference Presentation)

Anna Canal-Garcia, Dániel Veréb, Mite Mijalkov, Giovanni Volpe, Joana Pereira

Proceedings Volume PC12204, PC122040W (2022) https://doi.org/10.1117/12.2632379

KEYWORDS: Brain, Alzheimer's disease, Magnetic resonance imaging, Control systems, Neuroimaging, Functional magnetic resonance imaging

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

An anomalous competition: assessment of methods for anomalous diffusion through a community effort (Conference Presentation)

Carlo Manzo, Giovanni Volpe

Proceedings Volume PC12204, PC1220412 (2022) https://doi.org/10.1117/12.2633880

KEYWORDS: Diffusion, Machine learning, Library classification systems, Data modeling, Computer simulations, Biological research

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Revealing the spatiotemporal fingerprint of microscopic motion using geometric deep learning (Conference Presentation)

Jesús Pineda Castro, Benjamin Midtvedt, Harshith Bachimanchi, Sergio Nóe, Daniel Midtvedt, Giovanni Volpe, Carlo Manzo

Proceedings Volume PC12204, PC122040G (2022) https://doi.org/10.1117/12.2633593

KEYWORDS: Biological research, Reliability, Neural networks, Molecules, Microscopy, Image acquisition

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Single-shot self-supervised particle tracking (Conference Presentation)

Benjamin Midtvedt, Jesús Pineda, Fredrik Skärberg, Erik Olsén, Harshith Bachimanchi, Emelie Wesén, Elin Esbjörner, Erik Selander, Fredrik Höök, Daniel Midtvedt, Giovanni Volpe

Proceedings Volume PC12204, PC122040K (2022) https://doi.org/10.1117/12.2633355

KEYWORDS: Particles, Microscopy, Medicine, Computer simulations, Biology, Biological research

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Characterization of anomalous diffusion with neural networks (Conference Presentation)

Stefano Bo, Aykut Argun, Falko Schmidt, Ralf Eichhorn, Giovanni Volpe

Proceedings Volume PC12204, PC1220414 (2022) https://doi.org/10.1117/12.2633077

KEYWORDS: Diffusion, Neural networks, Speckle, Physics, Excel, Biology

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Simulating intracavity optical trapping with machine learning (Conference Presentation)

Agnese Callegari, Antonio Ciarlo, Giuseppe Pesce, Antonio Sasso, David Bronte Ciriza, Onofrio Maragò, Alessandro Magazzù, Giovanni Volpe, Mathias Samuelsson

Proceedings Volume PC12204, PC122040I (2022) https://doi.org/10.1117/12.2633072

KEYWORDS: Optical tweezers, Machine learning, Optical simulations, Particles, Motion models, Geometrical optics, Optical resonators, Modulation

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

BRAPH 2.0: brain connectivity software with multilayer network analyses and machine learning (Conference Presentation)

Pablo Emiliano Gomez Ruiz, Anna Canal Garcia, Yu-Wei Chang, Mite Mijalkov, Daniel Vereb, Joana Pereira, Giovanni Volpe

Proceedings Volume PC12204, PC122040V (2022) https://doi.org/10.1117/12.2632349

KEYWORDS: Brain, Statistical analysis, Network security, Machine learning, Diffusion tensor imaging, Algorithm development, Visualization, Visual analytics, Receivers, Object oriented programming

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Quantitative microplankton tracking by holographic microscopy and deep learning (Conference Presentation)

Harshith Bachimanchi, Benjamin Midtvedt, Daniel Midtvedt, Erik Selander, Giovanni Volpe

Proceedings Volume PC12204, PC122040T (2022) https://doi.org/10.1117/12.2633790

KEYWORDS: Holography, Microscopy, Carbon, Time metrology, Oceanography, Data processing, 3D metrology

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Label-free characterization of biological matter across scales (Conference Presentation)

Daniel Midtvedt, Erik Olsén, Benjamin Midtvedt, Elin Esbjörner, Fredrik Skärberg, Berenice Garcia, Caroline Adiels, Fredrik Höök, Giovanni Volpe

Proceedings Volume PC12204, PC122040P (2022) https://doi.org/10.1117/12.2633978

KEYWORDS: Light scattering, Interferometry, Scattering, Rayleigh scattering, Holography, Viruses, Scientific research, Particles, Optical testing, Microscopy

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Seeing the invisible: deep learning optical microscopy for label-free biomolecule screening in the sub-10 kDa regime (Conference Presentation)

Henrik Klein Moberg, Christoph Langhammer, Daniel Midtvedt, Barbora Spackova, Bohdan Yeroshenko, David Albinsson, Joachim Fritzsche, Giovanni Volpe

Proceedings Volume PC12204, PC122040C (2022) https://doi.org/10.1117/12.2632311

KEYWORDS: Optical microscopy, Microscopy, Light scattering, Scattering, Computer simulations, Proteins, Luminescence, Life sciences, Interferometry, Detection and tracking algorithms

Read Abstract +

Proceedings Article | 3 October 2022 Presentation

Periodic feedback effect in counterpropagating intracavity optical tweezers

Antonio Ciarlo, Giuseppe Pesce, Fatemeh Kalantarifard, Parviz Elahi, Agnese Callegari, Giovanni Volpe, Antonio Sasso

Proceedings Volume PC12198, PC1219817 (2022) https://doi.org/10.1117/12.2633383

KEYWORDS: Particles, Optical tweezers, Geometrical optics, Optical isolators, Switches, Photodiodes, Light wave propagation, Lenses, Hybrid optics, Fiber lasers

Read Abstract +

Proceedings Article | 27 October 2021 Paper

Non-equilibrium properties of an active nanoparticle in a harmonic potential

Alois Wurger, Falko Schmidt, Giovanni Volpe, Hana Sipova-Jungova, Mikael Käll

Proceedings Volume 11926, 119260T (2021) https://doi.org/10.1117/12.2616155

KEYWORDS: Particles, Nanoparticles, Diffusion, Solids, Gold, Velocity measurements, Probability theory, Physics, Optical tweezers, Thermodynamics

Read Abstract +

Proceedings Article | 6 August 2021 Presentation

Panel Discussion on Applications of AI

Aydogan Ozcan, Giovanni Volpe, Arvind Kumar, Margaretta Colangelo, Carlo Manzo, Bruno Romeira

Proceedings Volume 11804, 118041Y (2021) https://doi.org/10.1117/12.2606006

Read Abstract +

Proceedings Article | 6 August 2021 Presentation

Panel Discussion on AI In Neurosciences

Joana Pereira, Giovanni Volpe, Wojciech Chacholski, Jeanette Hellgren Kotaleski, Javier DeFelipe, Margaretta Colangelo

Proceedings Volume 11804, 118040W (2021) https://doi.org/10.1117/12.2606005

Read Abstract +

Proceedings Article | 6 August 2021 Presentation

Panel Discussion on Hardware for AI

Daniel Brunner, Giovanni Volpe, Volker Sorger, Sylvain Gigan, Bhavin Shastri, Danijela Markovic

Proceedings Volume 11804, 1180402 (2021) https://doi.org/10.1117/12.2606000

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

ZEUS: Zernike based nEUral network for light Sheet microscopy

Laura Pérez-García, Benjamin Midtvedt, Daniel Midtvedt, Gustavo Castro-Olvera, Jordi Andilla, Pablo Loza-Alvarez, Giovanni Volpe

Proceedings Volume 11804, 118040Y (2021) https://doi.org/10.1117/12.2594022

KEYWORDS: Microscopy, Neural networks, Optical components, Photonics, Optical scanning systems, Microscopes, Luminescence, Image restoration, Image quality, High speed imaging

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Quantitative biological analysis of brightfield cell images using deep learning

Jesús Pineda, Saga Helgadottir, Benjamin Midtvedt, Alan Abirsh, Caroline Adiels, Stefano Romeo, Daniel Midtvedt, Giovanni Volpe

Proceedings Volume 11804, 118041H (2021) https://doi.org/10.1117/12.2596044

KEYWORDS: Biological research, Luminescence, Chemical analysis, Microscopy, Quantitative analysis, Neural networks, Nanomedicine, Medical diagnostics, Image analysis

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Quantitative digital microscopy with deep learning

Benjamin Midtvedt, Saga Helgadottir, Aykut Argun, Jesús Pineda, Daniel Midtvedt, Giovanni Volpe

Proceedings Volume 11804, 1180413 (2021) https://doi.org/10.1117/12.2596979

KEYWORDS: Microscopy, Video microscopy, Image analysis, Physics, Particles, Biology

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

FORMA and BEFORE: using statistical inference for calibration of optical tweezers

Laura Pérez-García, Martin Selin, Alejandro Arzola, Giorgio Volpe, Alessandro Magazzu, Isaac Pérez Castillo, Giovanni Volpe

Proceedings Volume 11798, 117980G (2021) https://doi.org/10.1117/12.2593995

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Machine learning to improve the calculation of optical forces in the geometrical optics approximation

David Bronte Ciriza, Alessandro Magazzù, Agnese Callegari, Maria Iatì, Giovanni Volpe, Onofrio Maragò

Proceedings Volume 11804, 1180415 (2021) https://doi.org/10.1117/12.2593836

KEYWORDS: Geometrical optics, Machine learning, Particles, Spherical lenses, Refractive index, Objectives, Numerical simulations, Neural networks, Computing systems

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Virtual genetic diagnosis for familial hypercholesterolemia powered by machine learning

Saga Helgadottir, Stefano Romeo, Giovanni Volpe

Proceedings Volume 11804, 118041C (2021) https://doi.org/10.1117/12.2593438

KEYWORDS: Genetics, Machine learning, Heart, Receivers, Neural networks, Mode conditioning cables, Gold, Evolutionary algorithms, Diagnostics

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Multiplex connectome changes across the Alzheimer’s spectrum

Anna Canal Garcia, Emiliano Gómez Ruiz, Mite Mijalkov, Giovanni Volpe, Joana Pereira

Proceedings Volume 11804, 118040P (2021) https://doi.org/10.1117/12.2593316

KEYWORDS: Alzheimer's disease, Positron emission tomography, Pathology, Neuroimaging, Brain, Magnetic resonance imaging

Read Abstract +

Proceedings Article | 1 August 2021 Poster + Presentation

BRAPH 2.0 : Software for the analysis of multilayer brain connectivity with graph theory and machine learning.

Pablo Emiliano Gomez Ruiz, Giovanni Volpe, Joana Pereira, Anna Canal Garcia, Mite Mijalkov, Yu-Wei Chang

Proceedings Volume 11804, 1180429 (2021) https://doi.org/10.1117/12.2593896

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Classification and measurement of anomalous diffusion using recurrent neural networks

Stefano Bo, Aykut Argun, Falko Schmidt, Ralf Eichhorn, Giovanni Volpe

Proceedings Volume 11804, 1180419 (2021) https://doi.org/10.1117/12.2592679

KEYWORDS: Diffusion, Neural networks, Switching, Switches, Statistical analysis, Speckle

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

The Anomalous Diffusion challenge: objective comparison of methods to decode anomalous diffusion

Gorka Muñoz-Gil, Giovanni Volpe, Miguel Angel García-March, Ralf Metzler, Maciej Lewenstein, Carlo Manzo

Proceedings Volume 11804, 1180416 (2021) https://doi.org/10.1117/12.2595716

KEYWORDS: Diffusion, Particles, Quantum physics, Motion measurement, Life sciences, Ecology

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Characterization of feedback systems with time delay using machine learning

Aykut Argun, Tobias Thalheim, Stefano Bo, Frank Cichos, Giovanni Volpe

Proceedings Volume 11804, 1180414 (2021) https://doi.org/10.1117/12.2593592

KEYWORDS: Machine learning, Stochastic processes, Particles, Neural networks, Bacteria

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Improving epidemic testing and containment strategies using machine learning

Laura Natali, Saga Helgadottir, Onofrio Marago, Giovanni Volpe

Proceedings Volume 11804, 118041B (2021) https://doi.org/10.1117/12.2593594

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Enhanced force-field calibration via machine learning

Aykut Argun, Tobias Thalheim, Stefano Bo, Frank Cichos, Giovanni Volpe

Proceedings Volume 11798, 117981S (2021) https://doi.org/10.1117/12.2593655

KEYWORDS: Calibration, Machine learning, Particles, Thermodynamics, Neural networks, Biophysics

Read Abstract +

Proceedings Article | 1 August 2021 Poster + Presentation

Scalable construction of quantum dot arrays using optical tweezers and deep learning

Martin Selin, Adrià Grabulosa, Johnny Moughames, Xavier Porte, Daniel Brunner, Giovanni Volpe

Proceedings Volume 11804, 1180422 (2021) https://doi.org/10.1117/12.2593584

KEYWORDS: Quantum dots, Optical tweezers, Optical arrays, Neural networks, Polymers, Particles, Microscopes, Manufacturing, Gold

Read Abstract +

Proceedings Article | 1 August 2021 Presentation + Paper

Clustering of Janus particles in an optical potential driven by hydrodynamic fluxes

Agnese Callegari, S. Masoumeh Mousavi, Iryna Kasianiuk, Denis Kasyanyuk, Sabareesh K. Velu, Luca Biancofiore, Giovanni Volpe

Proceedings Volume 11798, 117982D (2021) https://doi.org/10.1117/12.2593758

KEYWORDS: Particles, Gold, Silica, Numerical simulations, Particle systems, Complex systems, Biomedical optics

Read Abstract +

Proceedings Article | 1 August 2021 Poster

Virtual live/dead cell assay using deep learning

Zofia Korczak, Jesús Pineda, Saga Helgadottir, Giovanni Volpe, Caroline Adiels

Proceedings Volume 11804, 1180424 (2021) https://doi.org/10.1117/12.2593971

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Characterizing the feeding patterns of microzooplanktons using digital holographic microscopy and deep learning

Harshith Bachimanchi, Benjamin Midtvedt, Daniel Midtvedt, Erik Selander, Giovanni Volpe

Proceedings Volume 11804, 118041U (2021) https://doi.org/10.1117/12.2593892

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Sex differences in functional brain connectivity over the course of aging in a large cohort

Mite Mijalkov, Emiliano Gomez Ruiz, Anna Canal Garcia, Oveis Jamialahmadi, Stefano Romeo, Giovanni Volpe, Joana Pereira

Proceedings Volume 11804, 118040U (2021) https://doi.org/10.1117/12.2594076

KEYWORDS: Brain, Integration

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Deep learning for robust segmentation of corneal endothelium images in the presence of cornea guttata

Juan Sierra, Jesús Pineda Castro, Jhacson Meza, Daniela Rueda, Rúben Berrospi, Alejandro Tello, Virgilio Galvis, Giovanni Volpe, Maria Millán García-Varela, Lenny Romero Perez, Andrés Marrugo

Proceedings Volume 11804, 118041F (2021) https://doi.org/10.1117/12.2594231

KEYWORDS: Image segmentation, Cornea, Microscopy, In vivo imaging, Transparency, Neural networks

Read Abstract +

Proceedings Article | 1 August 2021 Presentation + Paper

Optical trapping of gain-assisted plasmonic nano-shells: theorical study of the optical forces in a pumped regime below the emission threshold

Paolo Polimeno, Francesco Patti, Melissa Infusino, Maria Antonia Iatì, Rosalba Saija, Giovanni Volpe, Onofrio MaragÒ, Alessandro Veltri

Proceedings Volume 11798, 117981Z (2021) https://doi.org/10.1117/12.2594270

KEYWORDS: Polarizability, Plasmonics, Optical tweezers, Nanoparticles, Laser scattering, Scattering, Molecules, Dielectrics, Silver

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

Self-adjusted counter-propagating intra cavity optical trapping

Fatemeh Kalantarifard, Giovanni Volpe, Parviz Elahi

Proceedings Volume 11798, 1179820 (2021) https://doi.org/10.1117/12.2594480

KEYWORDS: Optical tweezers, Particles, Fiber lasers, Objectives, Nonlinear optics, Laser communications, Laser applications, Beam propagation method, Aspheric lenses

Read Abstract +

Proceedings Article | 1 August 2021 Presentation

GapNet: characterizing the progression of alzheimer’s disease with deep learning

Yu-Wei Chang, Laura Natali, Oveis Jamialahmadi, Stefano Romeo, Joana Pereira, Giovanni Volpe

Proceedings Volume 11804, 118040R (2021) https://doi.org/10.1117/12.2594274

KEYWORDS: Alzheimer's disease, Neural networks, Data modeling, Pathology, Cognitive modeling, Neuroimaging, Positron emission tomography, Dementia

Read Abstract +

Proceedings Article | 5 March 2021 Presentation

FORMA: expanding applications of optical tweezers

Laura Pérez-García, Martin Selin, Alessandro Magazzù, Giorgio Volpe, Alejandro Arzola, Isaac Pérez Castillo, Giovanni Volpe

Proceedings Volume 11701, 1170111 (2021) https://doi.org/10.1117/12.2583010

KEYWORDS: Optical tweezers, Particles, Bayesian inference

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Illuminating the complex behaviour of particles in optical traps with machine learning

Isaac Lenton, Giovanni Volpe, Alexander Stilgoe, Timo Nieminen, Halina Rubinsztein-Dunlop

Proceedings Volume 11469, 1146917 (2020) https://doi.org/10.1117/12.2566942

KEYWORDS: Particles, Optical tweezers, Machine learning, Computer simulations, Numerical simulations, Numerical analysis, Modeling, Artificial neural networks

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Quantitative digital microscopy with deep learning

Benjamin Midtvedt, Saga Helgadottir, Aykut Argun, Daniel Midtvedt, Giovanni Volpe

Proceedings Volume 11469, 114691B (2020) https://doi.org/10.1117/12.2567479

KEYWORDS: Microscopy, Machine learning, Computer programming, Video, Image analysis, Digital imaging, Interfaces, Optical microscopy, Optical design, Human-machine interfaces

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Calibration of force fields using recurrent neural networks

Aykut Argun, Tobias Thalheim, Frank Cichos, Giovanni Volpe

Proceedings Volume 11469, 1146916 (2020) https://doi.org/10.1117/12.2567931

KEYWORDS: Calibration, Neural networks, Particles, Biophysics, Diffusion, Elementary particles, Stochastic processes

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Deep learning-based human CT brain segmentation using MR derived labels

Meera Srikrishna, Joana Periera Periera, Rolf Heckemann, Giovanni Volpe, Anna Zettergren, Silke Kern, Eric Westman, Ingmar Skoog, Michael Schöll

Proceedings Volume 11469, 114690V (2020) https://doi.org/10.1117/12.2567269

KEYWORDS: Computed tomography, Brain, Tissues, Neuroimaging, Image segmentation, Magnetic resonance imaging, Quantitative analysis, Analytical research, Visualization, Data modeling

Read Abstract +

Proceedings Article | 20 August 2020 Presentation + Paper

Optical trapping of microparticles and yeast cells at ultra-low intensity by intracavity nonlinear feedback forces

Fatemeh Kalantarifard, Parviz Elahi, Ghaith Makey, Bürçin Ünlü, Onofrio Maragò, Ömer Ilday, Giovanni Volpe

Proceedings Volume 11463, 1146309 (2020) https://doi.org/10.1117/12.2568420

KEYWORDS: Optical tweezers, Yeast, Fiber lasers, Geometrical optics, Scattering

Read Abstract +

Proceedings Article | 20 August 2020 Poster + Presentation

Digital holographic microscopy driven by deep learning: a study on marine planktons

Harshith Bachimanchi, Benjamin Midtvedt, Daniel Midtvedt, Erik Selander, Giovanni Volpe

Proceedings Volume 11469, 114691O (2020) https://doi.org/10.1117/12.2568508

KEYWORDS: Digital holography, Holography, Ocean optics, Microscopy, Particles, Image retrieval, Holograms, Raster graphics, Biomedical optics, Biological research

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Reconstructing complex force fields with optical tweezers

Laura Pérez-García, Alejandro Arzola, Giorgio Volpe, Giovanni Volpe

Proceedings Volume 11463, 114630K (2020) https://doi.org/10.1117/12.2568739

KEYWORDS: Optical tweezers, Reconstruction algorithms, Biomedical optics, Microscopy, Optomechanical design, Optical testing, Motion measurement, Particles, Data acquisition

Read Abstract +

Proceedings Article | 20 August 2020 Poster + Presentation

BRAPH 2.0: Software for the analysis of brain connectivity with graph theory

Pablo Emiliano Gomez Ruiz, Anna Canal Garcia, Mite Mijalkov, Joana B. Pereira, Giovanni Volpe

Proceedings Volume 11469, 114691V (2020) https://doi.org/10.1117/12.2570668

KEYWORDS: Brain, Analytical research, Alzheimer's disease, Epilepsy, Open source software, MATLAB, Human-machine interfaces, Object oriented programming, Network security, Convolutional neural networks

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Direct visualization of the spin-orbit angular momentum conversion in optical trapping

Alejandro Arzola, Laura Pérez García, Petr Jákl, Lukáš Chvátal, Jaime Donlucas, Giorgio Volpe, Pavel Zemánek, Giovanni Volpe

Proceedings Volume 11463, 1146311 (2020) https://doi.org/10.1117/12.2568015

KEYWORDS: Visualization, Dielectric polarization, Particles, Optical tweezers, Dielectrics, Elliptical polarization, Beam analyzers, Photonics, Nanomanipulation, Light scattering

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Digital video microscopy with deep learning

Saga Helgadottir, Aykut Argun, Giovanni Volpe

Proceedings Volume 11469, 1146918 (2020) https://doi.org/10.1117/12.2566918

KEYWORDS: Particles, Video microscopy, Detection and tracking algorithms, Image segmentation, Digital imaging, Convolutional neural networks, Computer simulations, Image processing algorithms and systems, Evolutionary algorithms, Holography

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Opening remarks

Giovanni Volpe, Joana Pereira, Daniel Brunner, Aydogan Ozcan

Proceedings Volume 11469, 1146903 (2020) https://doi.org/10.1117/12.2581231

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Nanoparticle characterization with off-axis holography

Daniel Midtvedt, Benjamin Midtvedt, Erik Olsén, Fredrik Eklund, Caroline Adiels, Fredrik Höök, Giovanni Volpe

Proceedings Volume 11469, 114690F (2020) https://doi.org/10.1117/12.2568464

KEYWORDS: Particles, Holography, Visible radiation, Nanoparticles, Motion analysis, Refractive index, Microscopes, Convolutional neural networks, Silica, Optical properties

Read Abstract +

Proceedings Article | 20 August 2020 Presentation + Paper

The anomalous diffusion challenge: single trajectory characterisation as a competition

Gorka Muñoz-Gil, Giovanni Volpe, Miguel Angel García-March, Ralf Metzler, Maciej Lewenstein, Carlo Manzo

Proceedings Volume 11469, 114691C (2020) https://doi.org/10.1117/12.2567914

KEYWORDS: Diffusion, Physics, Particles, Motion models, Computer simulations, Complex systems, Data modeling, Analytical research

Read Abstract +

Proceedings Article | 19 August 2020 Presentation + Paper

Automated corneal endothelium image segmentation in the presence of cornea guttata via convolutional neural networks

Juan Sierra, Jesus Pineda, Eduardo Viteri, Daniela Rueda, Beatriz Tibaduiza, Rúben Berrospi, Alejandro Tello, Virgilio Galvis, Giovanni Volpe, María Millán, Lenny Romero, Andrés Marrugo

Proceedings Volume 11511, 115110H (2020) https://doi.org/10.1117/12.2569258

KEYWORDS: Image segmentation, Cornea, Microscopy, Convolution, Convolutional neural networks, Computer programming, In vivo imaging, Software development, Neural networks

Read Abstract +

Proceedings Article | 9 September 2019 Open Access

Optical forces go smart (Conference Presentation)

Giovanni Volpe

Proceedings Volume 11083, 1108302 (2019) https://doi.org/10.1117/12.2532891

Read Abstract +

Proceedings Article | 9 September 2019 Presentation

FORMA: a high-performance algorithm for the calibration of optical tweezers (Conference Presentation)

Giovanni Volpe, Laura Pérez García, Alejandro Arzola, Jaime Donlucas Perez, Giorgio Volpe

Proceedings Volume 11083, 110831U (2019) https://doi.org/10.1117/12.2530626

KEYWORDS: Optical tweezers, Optical calibration, Calibration, Particles, Reconstruction algorithms, Biomedical optics, Microscopy, Optomechanical design, Motion analysis, Transducers

Read Abstract +

Proceedings Article | 5 October 2015 Presentation

Study of microparticles' anomalous diffusion in active bath using speckle light fields (Presentation Recording)

Ercag Pince, Sabareesh K. Sabareesh, Giorgio Volpe, Sylvain Gigan, Giovanni Volpe

Proceedings Volume 9548, 95481J (2015) https://doi.org/10.1117/12.2186845

KEYWORDS: Speckle, Diffusion, Particles, Silica, Bacteria, Speckle pattern, Stochastic processes, Molecular machines, Active optics, Multimode fibers

Read Abstract +

Proceedings Article | 16 September 2014 Paper

Engineering particle trajectories in microfluidic flows using speckle light fields

Giorgio Volpe, Giovanni Volpe, Sylvain Gigan

Proceedings Volume 9164, 91640I (2014) https://doi.org/10.1117/12.2061040

KEYWORDS: Speckle, Optical manipulation, Particles, Microfluidics, Optical tweezers, Speckle pattern, Multimode fibers, Light scattering, Optical fibers, Biomedical optics

Read Abstract +

Proceedings Article | 16 September 2014 Paper

Simulation of active Brownian particles in optical potentials

Giorgio Volpe, Sylvain Gigan, Giovanni Volpe

Proceedings Volume 9164, 91642S (2014) https://doi.org/10.1117/12.2061049

KEYWORDS: Particles, Active optics, Diffusion, Optical tweezers, Speckle, Bacteria, Motion models, Americium, Stochastic processes, Differential equations

Read Abstract +

Proceedings Article | 17 July 2014 Open Access

Pick it up with light! An advanced summer program for secondary school students

Manoj Mathew, S. Kumar, Alejandra Valencia, Giorgio Volpe, Giovanni Volpe, Silvia Carrasco

Proceedings Volume 9289, 92892U (2014) https://doi.org/10.1117/12.2070771

KEYWORDS: Optical tweezers, Particles, Physics, Microscopes, Biomedical optics, Yeast, Optical spheres, Objectives, Fractal analysis, Geometrical optics

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 17 July 2014 Open Access

Numerical simulation of optically trapped particles

Giorgio Volpe, Giovanni Volpe

Proceedings Volume 9289, 92890I (2014) https://doi.org/10.1117/12.2070777

KEYWORDS: Particles, Stochastic processes, Optical tweezers, Diffusion, Motion models, Physics, Numerical simulations, Mathematical modeling, Differential equations, Optical simulations

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 18 November 2013 Paper

Spatial measurement of spurious forces with optical tweezers

Ignacio Bordeu, Giovanni Volpe, Juan Pablo Staforelli

Proceedings Volume 8785, 878509 (2013) https://doi.org/10.1117/12.2027533

KEYWORDS: Particles, Diffusion, Optical tweezers, Video, Holography, Stochastic processes, Video microscopy, Data modeling, Spatial light modulators, Polymethylmethacrylate

Read Abstract +

Proceedings Article | 12 September 2013 Paper

Intracavity optical trapping with Ytterbium doped fiber ring laser

Rania Sayed, Fatemeh Kalantarifard, Parviz Elahi, F. Omer Ilday, Giovanni Volpe, Onofrio Maragò

Proceedings Volume 8810, 88102S (2013) https://doi.org/10.1117/12.2022899

KEYWORDS: Particles, Optical tweezers, Fiber lasers, Semiconductor lasers, Laser optics, Blood, Ytterbium, Calibration, Mirrors, Wavelength division multiplexing

Read Abstract +

Proceedings Article | 12 September 2013 Paper

Numerical simulation of Brownian particles in optical force fields

Giorgio Volpe, Giovanni Volpe

Proceedings Volume 8810, 88102R (2013) https://doi.org/10.1117/12.2022517

KEYWORDS: Particles, Optical tweezers, Stochastic processes, Computer simulations, Diffusion, Numerical simulations, Differential equations, Motion models, Microfluidics, Optical simulations

Read Abstract +

Proceedings Article | 10 October 2012 Paper

Forces and torques on the nanoscale: from measurement to applications

Giovanni Volpe

Proceedings Volume 8458, 84580F (2012) https://doi.org/10.1117/12.929409

KEYWORDS: Particles, Photonic microstructures, Microscopes, Microscopy, Atomic force microscopy, Optical tweezers, Physics, Molecules, Systems modeling, Plasmonics

Read Abstract +

Proceedings Article | 28 August 2010 Paper

Statistical physics in an optically manipulated colloidal particle

Giovanni Volpe

Proceedings Volume 7762, 776216 (2010) https://doi.org/10.1117/12.861383

KEYWORDS: Particles, Physics, Thermodynamics, Diffusion, Optical tweezers, Thermography, Stochastic processes, Microfluidics, Systems modeling, Optical spheres

Read Abstract +

Proceedings Article | 3 June 2007 Open Access

El Día de la Luz (the Day of Light): two hours optics demonstration for secondary school students

Osamu Takayama, Armand Niederberger, Petru Ghenuche, Manoj Mathew, Giovanni Volpe

Proceedings Volume 9665, 96650K (2007) https://doi.org/10.1117/12.2207500

KEYWORDS: Liquid crystals, Polarization, Polarizers, Refraction, Prisms, 3D image processing, Eye, Electroluminescence, Optical fibers, Water

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 11 September 2006 Paper

Growth of single yeast cells in an optical trap monitored by Rayleigh and Raman scattering

Gajendra Singh, Giovanni Volpe, Raul Hijano, Dmitri Petrov

Proceedings Volume 6326, 632629 (2006) https://doi.org/10.1117/12.679371

KEYWORDS: Raman spectroscopy, Optical tweezers, Light scattering, Yeast, Spectroscopy, Rayleigh scattering, Data acquisition, Photodiodes, Raman scattering, Singular optics

Read Abstract +

Proceedings Article | 30 August 2006 Paper

Optical trapping dynamics for cell identification

Giovanni Volpe, Gajendra Singh, Florian Buettner, Anna Drets, Dmitri Petrov

Proceedings Volume 6326, 63260P (2006) https://doi.org/10.1117/12.679374

KEYWORDS: Optical tweezers, Yeast, Particles, Microorganisms, Light scattering, Optical spheres, Reliability, Solids, Organisms, Objectives

Read Abstract +

Proceedings Article | 30 August 2006 Paper

Raman imaging of neoplastic cells in suspension

C. Creely, S. Mercadal, G. Volpe, M. Soler, D. Petrov

Proceedings Volume 6326, 63260U (2006) https://doi.org/10.1117/12.679360

KEYWORDS: Raman spectroscopy, Optical tweezers, Spatial light modulators, Microscopes, Confocal microscopy, Holography, Raman scattering, Luminescence, Yeast, Laser scattering

Read Abstract +

Proceedings Article | 27 August 2005 Paper

Measurement of radiation forces generated by plasmon fields

Giovanni Volpe, Romain Quidant, Dmitri Petrov, Goncal Badenes

Proceedings Volume 5930, 59301D (2005) https://doi.org/10.1117/12.614328

KEYWORDS: Interfaces, Dielectrics, Particles, Plasmons, Optical tweezers, Reflectivity, Electromagnetism, Microscopes, Photonic microstructures, Near field optics

Read Abstract +

Proceedings Article | 27 August 2005 Paper

Raman spectroscopy of a single living cell in environmentally stressed conditions

Gajendra Singh, Caitriona Creely, Giovanni Volpe, Helga Grotsch, Dmitri Petrov

Proceedings Volume 5930, 593009 (2005) https://doi.org/10.1117/12.613166

KEYWORDS: Raman spectroscopy, Yeast, Bioalcohols, Proteins, Optical tweezers, Glucose, Confocal microscopy, Molecules, Imaging spectroscopy, Microscopes

Read Abstract +

Proceedings Article | 18 October 2004 Paper

Optical tweezers with cylindrical vector beams produced by optical fibers

Giovanni Volpe, Gajendra Singh, Dmitri Petrov

Proceedings Volume 5514, (2004) https://doi.org/10.1117/12.557868

KEYWORDS: Particles, Polarization, Optical tweezers, Objectives, Optical fibers, Optical spheres, Dielectric polarization, Refractive index, Dielectrics, Scattering

Read Abstract +