Risultati di ricerca
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F. Carrara, F. Falchi, R. Caldelli, G. Amato, R. Becarelli: "Adversarial image detection in deep neural networks", Multimedia Tools and Applications, 1-21
Deep neural networks are more and more pervading many computer vision applications and in particular image classification. Notwithstanding that, recent works have demonstrated that it is quite easy to create adversarial examples, i.e., images...
https://phd.dii.unipi.it/pubblicazioni/item/2198-f-carrara,-f-falchi,-r-caldelli,-g-amato,-r-becarelli-adversarial-image-detection-in-deep-neural-networks-,-multimedia-tools-and-applications,-1-21.html -
Aerial Co-Manipulation With Cables: The Role of Internal Force for Equilibria, Stability, and Passivity, IEEE Robotics and Automation Letters ( Volume: 3, Issue: 3, July 2018 )
This letter considers the cooperative manipulation of a cable-suspended load with two generic aerial robots without the need of explicit communication. The role of the internal force for the asymptotic stability of the beam position-and-attitude...
https://phd.dii.unipi.it/pubblicazioni/item/2193-https-ieeexplore-ieee-org-abstract-document-8286868.html -
S. Del Cesta, A Ria, M Piotto, R Simmarano, P Bruschi - "A compact current-mode instrumentation amplifier for general-purpose sensor interfaces" - AEU-International Journal of Electronics and Communications
The proposed amplifier architecture follows a consolidated topology based on second-generation current conveyors (CCIIs), optimized for fully-differential operation. The architecture uses gain-boosting to improve the offset and noise characteristics of...
https://phd.dii.unipi.it/pubblicazioni/item/2191-s-del-cesta,-a-ria,-m-piotto,-r-simmarano,-p-bruschi-a-compact-current-mode-instrumentation-amplifier-for-general-purpose-sensor-interfaces-aeu-international-journal-of-electronics-and-communications.html -
A. Catania, A Ria, S Del Cesta, M Piotto, P Bruschi - "Analysis and Simulation of Chopper Stabilization Techniques Applied to Delta-Sigma Converters" - 15th SMACD
MATLAB/Simulink modeling of offset and flicker noise in Delta-Sigma modulators has been developed, providing a fast tool for the estimation of ADC performances. Since high accuracy and resolution are fundamental in sensor applications, a brief analysis...
https://phd.dii.unipi.it/pubblicazioni/item/2190-a-catania,-a-ria,-s-del-cesta,-m-piotto,-p-bruschi-analysis-and-simulation-of-chopper-stabilization-techniques-applied-to-delta-sigma-converters-15th-smacd.html -
A Ria, S Del Cesta, A Catania, M Piotto, P Bruschi "Improved class-AB output stage for Sub-1 V fully-differential operational amplifiers" - 14th Conference on Ph. D. Research in Microelectronics and Electronics (PRIME)
An existent architecture for low voltage class-AB output stages is analyzed finding critical issues for which effective original solutions are proposed. The approach has been applied to the design of a compact class-AB fully-differential operational...
https://phd.dii.unipi.it/pubblicazioni/item/2189-a-ria,-s-del-cesta,-a-catania,-m-piotto,-p-bruschi-improved-class-ab-output-stage-for-sub-1-v-fully-differential-operational-amplifiers-14th-conference-on-ph-d-research-in-microelectronics-and-electronics-prime.html -
Luca Gentile and Marco Martorella, "LEO RSO Initial Orbit Determination using Range-only Multi-Bistatic Radar measurements", 2018 SpaceOps Conference. Marseille, France, doi:10.2514/6.2018-2717
The increasing space activity for Earth observation in the last fifty years has led to the launch of many satellites and other space objects which orbit around the Earth. The majority of these objects are debris, including inactive spacecrafts, parts of...
https://phd.dii.unipi.it/pubblicazioni/item/2187-luca-gentile,-marco-martorella,-leo-rso-initial-orbit-determination-using-range-only-multi-bistatic-radar-measurements-,-2018-spaceops-conference-marseille,-france,-doi-10-2514-6-2018-2717.html -
L. Gentile, A. Capria, M. Conti, C. Moscardini and M. Martorella, "Resident Space Object Passive Bistatic Radar Detection Using DVB-S2 Signals," 2018 19th International Radar Symposium (IRS), Bonn, Germany, 2018, pp. 1-7.
Monitoring objects in Earth’s orbit and preventing collisions is becoming an increasingly widespread task. In this regard, several monitoring systems using different type of sensors have been developed over time: Optical, Laser and Radar. In particular,...
https://phd.dii.unipi.it/pubblicazioni/item/2186-l-gentile,-a-capria,-m-conti,-c-moscardini-and-m-martorella,-resident-space-object-passive-bistatic-radar-detection-using-dvb-s2-signals,-2018-19th-international-radar-symposium-irs-,-bonn,-germany,-2018,-pp-1-7.html -
F.Righetti, C.Vallati, G.Anastasi, S.K.Das, "Analysis and Improvement of the On-The-Fly Bandwidth Reservation Algorithm for 6TiSCH" IEEE 19th International Symposium on "A World of Wireless,Mobile and Multimedia Networks"(WoWMoM), Chania, Greece 2018
The IETF 6TiSCH Working Group (WG) is currently standardizing a novel architecture to integrate IEEE 802.15.4e TSCH Wireless Networks into the Internet of Things. Within the proposed 6TiSCH architecture, a Scheduling Function (SF) is used to manage the...
https://phd.dii.unipi.it/pubblicazioni/item/2179-f-righetti,c-vallati,g-anastasi,s-k-das,-analysis-and-improvement-of-the-on-the-fly-bandwidth-reservation-algorithm-for-6tisch-ieee-19th-international-symposium-on-a-world-of-wireless,mobile-and-multimedia-networks-wowmom-,chania,-greece-2018.html -
Averta, G., Della Santina, C., Battaglia, E., Ciotti, S., Arapi, V., Fani, S., & Bianchi, M. (2017, November). From humans to robots: The role of cutaneous impairment in human environmental constraint exploitation to inform the design of robotic hand
Averta, G., Della Santina, C., Battaglia, E., Ciotti, S., Arapi, V., Fani, S., & Bianchi, M. (2017, November). From humans to robots: The role of cutaneous impairment in human environmental constraint exploitation to inform the design of robotic hands....
https://phd.dii.unipi.it/pubblicazioni/item/2177-g-averta-et-al-,-from-humans-to-robots-the-role-of-cutaneous-impairment-in-human-environmental-constraint-exploitation-to-inform-the-design-of-robotic-hands,-2017-9th-international-congress-on-ultra-modern-telecommunications-and-control-systems-a.html -
Moscatelli, Alessandro, Matteo Bianchi, Alessandro Serio, Omar Al Atassi, Simone Fani, Alexander Terekhov, Vincent Hayward, Marc Ernst, and Antonio Bicchi. "A change in the fingertip contact area induces an illusory displacement of the finger." In In
Moscatelli, Alessandro, Matteo Bianchi, Alessandro Serio, Omar Al Atassi, Simone Fani, Alexander Terekhov, Vincent Hayward, Marc Ernst, and Antonio Bicchi. "A change in the fingertip contact area induces an illusory displacement of the finger." In...
https://phd.dii.unipi.it/pubblicazioni/item/2176-moscatelli,-alessandro,-matteo-bianchi,-alessandro-serio,-omar-al-atassi,-simone-fani,-alexander-terekhov,-vincent-hayward,-marc-ernst,-and-antonio-bicchi-a-change-in-the-fingertip-contact-area-induces-an-illusory-displacement-of-the-finger-in-in.html -
E. Pezent, S. Fani, J. Bradley, M. Bianchi and M. K. O'Malley, "Separating haptic guidance from task dynamics: A practical solution via cutaneous devices," 2018 IEEE Haptics Symposium (HAPTICS), San Francisco, CA, 2018, pp. 20-25. doi: 10.1109/HAPTIC
E. Pezent, S. Fani, J. Bradley, M. Bianchi and M. K. O'Malley, "Separating haptic guidance from task dynamics: A practical solution via cutaneous devices," 2018 IEEE Haptics Symposium (HAPTICS) , San Francisco, CA, 2018, pp. 20-25. doi:...
https://phd.dii.unipi.it/pubblicazioni/item/2175-e-pezent,-s-fani,-j-bradley,-m-bianchi-and-m-k-o-malley,-separating-haptic-guidance-from-task-dynamics-a-practical-solution-via-cutaneous-devices,-2018-ieee-haptics-symposium-haptics-,-san-francisco,-ca,-2018,-pp-20-25-doi-10-1109-haptic.html -
S. Fani et al., "Simplifying Telerobotics: Wearability and Teleimpedance Improves Human-Robot Interactions in Teleoperation," in IEEE Robotics & Automation Magazine, vol. 25, no. 1, pp. 77-88, March 2018. doi: 10.1109/MRA.2017.2741579
Abstract: In recent years, wearability has become a new fundamental requirement for an effective and lightweight design of human–robot interfaces. Among the different application fields, robotic teleoperation represents the ideal scenario that can...
https://phd.dii.unipi.it/pubblicazioni/item/2174-s-fani-et-al-,-simplifying-telerobotics-wearability-and-teleimpedance-improves-human-robot-interactions-in-teleoperation,-in-ieee-robotics-automation-magazine,-vol-25,-no-1,-pp-77-88,-march-2018-doi-10-1109-mra-2017-2741579.html -
"A Novel Approach for Determining the Electromagnetic Properties of a Colloidal Fluid With Magnetic Nanoparticles for Hyperthermia Applications", IEEE Journal of Electromagnetics, RF and Microwaves in Medicine and Biology, vol. 2(1), pp. 70-77, 2018.
Authors: D. Brizi, N. Fontana, G. Giovannetti, A. Flori, L. Menichetti, S. Doumett, G. Baldi, A. Monorchio Abstract: The paper presents a general analytical method for evaluating the magnetic properties of colloidal fluid with magnetic nanoparticles and...
https://phd.dii.unipi.it/pubblicazioni/item/2167-a-novel-approach-for-determining-the-electromagnetic-properties-of-a-colloidal-fluid-with-magnetic-nanoparticles-for-hyperthermia-applications-ieee-journal-of-electromagnetics,-rf-and-microwaves-in-medicine-and-biology,-vol-2-1-,-pp-70-77,-2018.html -
A. Motroni, P. Nepa, A. Buffi, P. Tripicchio and M. Unetti, "RFID Tag Localization with UGV in Retail Applications," 2018 3rd International Conference on Smart and Sustainable Technologies (SpliTech), Split, Croatia, 2018, pp. 1-5.
This paper presents the application of the phase-based SARFID technique to locate static tags through an Unmanned Grounded Vehicle (UGV) equipped with a UHF-RFID reader. The UGV is remote-controlled to move inside an indoor environment and the knowledge...
https://phd.dii.unipi.it/pubblicazioni/item/2164-https-ieeexplore-ieee-org-document-8448377.html -
"Room-Temperature Low-Threshold Lasing from Monolithically Integrated Nanostructured Porous Silicon Hybrid Microcavities", ACS Nano, vol. 12, no. 5, pp. 4536-4544, 2018
Authors: V. Robbiano, G. M. Paternò, A. A. La Mattina, S. G. Motti, G. Lanzani, F. Scotognella, G. Barillaro Abstract: Silicon photonics would strongly benefit from monolithically integrated low-threshold silicon-based laser operating at room...
https://phd.dii.unipi.it/pubblicazioni/item/2162-room-temperature-low-threshold-lasing-from-monolithically-integrated-nanostructured-porous-silicon-hybrid-microcavities-,-acs-nano,-vol-12,-no-5,-pp-4536-4544,-2018.html -
A. Buffi, A. Motroni, P. Nepa, B. Tellini and R. Cioni, "A SAR-Based Measurement Method for Passive-Tag Positioning With a Flying UHF-RFID Reader," in IEEE Transactions on Instrumentation and Measurement.
This paper presents and characterizes a measurement method for positioning of passive tags, by a drone equipped with a UHF-RFID reader. The method is based on a synthetic aperture radar approach and exploits the knowledge of the reader/drone trajectory,...
https://phd.dii.unipi.it/pubblicazioni/item/2160-https-ieeexplore-ieee-org-document-8430558.html -
Mattia G. Campana, Franca Delmastro: "Recommender Systems for Online and Mobile Social Networks: A survey", Online Social Networks and Media, Volumes 3–4, 2017
Recommender Systems (RS) currently represent a fundamental tool in online services, especially with the advent of Online Social Networks (OSN). In this case, users generate huge amounts of contents and they can be quickly overloaded by useless...
https://phd.dii.unipi.it/pubblicazioni/item/2158-mattia-g-campana,-franca-delmastro-recommender-systems-for-online-and-mobile-social-networks-a-survey-,-online-social-networks-and-media,-volumes-3–4,-2017.html -
Mattia G. Campana, Dimitris Chatzopoulos, Franca Delmastro, Pan Hui: "Lightweight Modeling of User Context Combining Physical and Virtual Sensor Data", CPD-UbiComp, Singapore, October 8-12, 2018
Context-awareness refers to the ability of a system to adapt and respond proactively to the changes in the user's situation. The multitude of data generated by sensors available on users' mobile devices, combined with advances in machine learning...
https://phd.dii.unipi.it/pubblicazioni/item/2157-mattia-g-campana,-dimitris-chatzopoulos,-franca-delmastro,-pan-hui-lightweight-modeling-of-user-context-combining-physical-and-virtual-sensor-data-,-cpd-ubicomp,-singapore,-october-8-12,-2018.html -
F. Righetti, C. Vallati and G. Anastasi, "IoT Applications in Smart Cities: A Perspective Into Social and Ethical Issues," 2018 IEEE International Conference on Smart Computing (SMARTCOMP), Taormina, Sicily, Italy, 2018.
The possibility of interconnecting any kind of device to the Internet is driving the adoption of the Internet of Things (IoT) paradigm also in a city environment. Many IoT applications are making the Smart City concept real, offering advanced services...
https://phd.dii.unipi.it/pubblicazioni/item/2153-f-righetti,c-vallati-and-g-anastasi-iot-applications-in-smart-cities-a-perspective-into-social-and-ethical-issues,-2018-ieee-international-conference-on-smart-computing-smartcomp-taormina-sicily-italy-2018-pp-387-392.html -
C.Vallati,F.Righetti,G.Tanganelli,E.Mingozzi and G.Anastasi,"ECOAP:Experimental Assessment of Congestion Control Strategies for CoAP Using the WiSHFUL Platform,"2018 IEEE International Conference on Smart Computing (SMARTCOMP),Taormina,Sicily,Italy
Future Smart Cities will be enabled by a pervasive fabric of sensors and actuators, seamlessly integrated within information systems. This large-scale Internet of Things (IoT) will bring a new level of challenges to existing communication networks and...
https://phd.dii.unipi.it/pubblicazioni/item/2152-c-vallati,f-righetti,g-tanganelli,e-mingozzi-and-g-anastasi-ecoap-experimental-assessment-of-congestion-control-strategies-for-coap-using-the-wishful-platform-2018-ieee-international-conference-on-smart-computing-smartcomp-taormina-sicily-italy.html
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