Nikos Tsagarakis - Publications

Affiliations: 
HHCM Italian Institute of Technology, Genoa, United States 

75 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Muratore L, Tsagarakis N. XBot2D: towards a robotics hybrid cloud architecture for field robotics. Frontiers in Robotics and Ai. 10: 1168694. PMID 37860633 DOI: 10.3389/frobt.2023.1168694  0.615
2023 Muratore L, Laurenzi A, De Luca A, Bertoni L, Torielli D, Baccelliere L, Del Bianco E, Tsagarakis NG. A Unified Multimodal Interface for the RELAX High-Payload Collaborative Robot. Sensors (Basel, Switzerland). 23. PMID 37765791 DOI: 10.3390/s23187735  0.472
2023 Li G, Caponetto F, Wu X, Sarakoglou I, Tsagarakis NG. A Haptic Shared Autonomy With Partial Orientation Regulation for DoF Deficiency in Remote Side. Ieee Transactions On Haptics. 16: 86-95. PMID 37030691 DOI: 10.1109/TOH.2023.3239602  0.351
2022 Zhao X, Wu Y, You Y, Laurenzi A, Tsagarakis N. Variable stiffness locomotion with guaranteed stability for quadruped robots traversing uneven terrains. Frontiers in Robotics and Ai. 9: 874290. PMID 36105760 DOI: 10.3389/frobt.2022.874290  0.595
2022 Ruscelli F, Laurenzi A, Tsagarakis NG, Mingo Hoffman E. Horizon: A Trajectory Optimization Framework for Robotic Systems. Frontiers in Robotics and Ai. 9: 899025. PMID 35912301 DOI: 10.3389/frobt.2022.899025  0.527
2021 Rossini L, Hoffman EM, Laurenzi A, Tsagarakis NG. NSPG: An Efficient Posture Generator Based on Null-Space Alteration and Kinetostatics Constraints. Frontiers in Robotics and Ai. 8: 715325. PMID 34447789 DOI: 10.3389/frobt.2021.715325  0.596
2021 Ruscelli F, Laurenzi A, Mingo Hoffman E, Tsagarakis NG. Omnidirectional Walking Pattern Generator Combining Virtual Constraints and Preview Control for Humanoid Robots. Frontiers in Robotics and Ai. 8: 660004. PMID 34277715 DOI: 10.3389/frobt.2021.660004  0.555
2020 Raiola G, Mingo Hoffman E, Focchi M, Tsagarakis N, Semini C. A Simple Yet Effective Whole-Body Locomotion Framework for Quadruped Robots. Frontiers in Robotics and Ai. 7: 528473. PMID 33501304 DOI: 10.3389/frobt.2020.528473  0.536
2020 Balatti P, Kanoulas D, Tsagarakis N, Ajoudani A. A method for autonomous robotic manipulation through exploratory interactions with uncertain environments Autonomous Robots. 1-16. DOI: 10.1007/S10514-020-09933-W  0.643
2019 Malzahn J, Kashiri N, Daley MA, Tsagarakis N. Editorial: Advances in Mechatronics and Biomechanics Towards Efficient Robot Actuation. Frontiers in Robotics and Ai. 6: 19. PMID 33501035 DOI: 10.3389/frobt.2019.00019  0.611
2019 Malzahn J, Kashiri N, Daley MA, Tsagarakis N. Editorial: Advances in Mechatronics and Biomechanics Towards Efficient Robot Actuation Frontiers in Robotics and Ai. 6. DOI: 10.3389/frobt.2019.00019  0.611
2019 Hoffman EM, Caron S, Ferro F, Sentis L, Tsagarakis NG. Developing Humanoid Robots for Applications in Real-World Scenarios [From the Guest Editors] Ieee Robotics & Automation Magazine. 26: 17-19. DOI: 10.1109/Mra.2019.2943270  0.619
2019 Malzahn J, Roozing W, Tsagarakis N. The Compliant Joint Toolbox for MATLAB: An Introduction With Examples Ieee Robotics & Automation Magazine. 26: 52-63. DOI: 10.1109/Mra.2019.2896360  0.511
2019 Kormushev P, Ugurlu B, Caldwell DG, Tsagarakis NG. Learning to exploit passive compliance for energy-efficient gait generation on a compliant humanoid Autonomous Robots. 43: 79-95. DOI: 10.1007/S10514-018-9697-6  0.395
2019 Klamt T, Schwarz M, Lenz C, Baccelliere L, Buongiorno D, Cichon T, DiGuardo A, Droeschel D, Gabardi M, Kamedula M, Kashiri N, Laurenzi A, Leonardis D, Muratore L, Pavlichenko D, ... ... Tsagarakis NG, et al. Remote mobile manipulation with the centauro robot: Full‐body telepresence and autonomous operator assistance Journal of Field Robotics. 37: 889-919. DOI: 10.1002/rob.21895  0.602
2018 Kashiri N, Abate A, Abram SJ, Albu-Schaffer A, Clary PJ, Daley M, Faraji S, Furnemont R, Garabini M, Geyer H, Grabowski AM, Hurst J, Malzahn J, Mathijssen G, Remy D, ... ... Tsagarakis N, et al. An Overview on Principles for Energy Efficient Robot Locomotion. Frontiers in Robotics and Ai. 5: 129. PMID 33501007 DOI: 10.3389/frobt.2018.00129  0.592
2018 Kashiri N, Abate A, Abram SJ, Albu-Schaffer A, Clary PJ, Daley M, Faraji S, Furnemont R, Garabini M, Geyer H, Grabowski AM, Hurst J, Malzahn J, Mathijssen G, Remy D, ... ... Tsagarakis N, et al. An Overview on Principles for Energy Efficient Robot Locomotion Frontiers in Robotics and Ai. 5. DOI: 10.3389/frobt.2018.00129  0.522
2018 Kanoulas D, Lee J, Caldwell DG, Tsagarakis NG. Center-of-Mass-Based Grasp Pose Adaptation Using 3D Range and Force/Torque Sensing International Journal of Humanoid Robotics. 15: 1850013. DOI: 10.1142/S0219843618500135  0.702
2018 Zhou C, Tsagarakis N. On the Comprehensive Kinematics Analysis of a Humanoid Parallel Ankle Mechanism Journal of Mechanisms and Robotics. 10: 51015. DOI: 10.1115/1.4040886  0.418
2018 Papastavridis ES, Dai JS, Childs PRN, Tsagarakis N. Selective-Compliance based Lagrange Model and Multilevel Non-Collocated Feedback Control of a Humanoid Robot Journal of Mechanisms and Robotics. 10: 31009. DOI: 10.1115/1.4039394  0.624
2018 Giusti A, Malzahn J, Tsagarakis NG, Althoff M. On the Combined Inverse-Dynamics/Passivity-Based Control of Elastic-Joint Robots Ieee Transactions On Robotics. 34: 1461-1471. DOI: 10.1109/TRO.2018.2861917  0.572
2018 Negrello F, Settimi A, Caporale D, Lentini G, Poggiani M, Kanoulas D, Muratore L, Luberto E, Santaera G, Ciarleglio L, Ermini L, Pallottino L, Caldwell DG, Tsagarakis N, Bicchi A, et al. Humanoids at Work: The WALK-MAN Robot in a Postearthquake Scenario Ieee Robotics & Automation Magazine. 25: 8-22. DOI: 10.1109/Mra.2017.2788801  0.728
2018 Kim W, Lee J, Peternel L, Tsagarakis N, Ajoudani A. Anticipatory Robot Assistance for the Prevention of Human Static Joint Overloading in Human–Robot Collaboration Ieee Robotics and Automation Letters. 3: 68-75. DOI: 10.1109/LRA.2017.2729666  0.596
2018 Lee J, Dallali H, Jin M, Caldwell DG, Tsagarakis NG. Robust and adaptive dynamic controller for fully-actuated robots in operational space under uncertainties Autonomous Robots. 43: 1023-1040. DOI: 10.1007/S10514-018-9780-Z  0.53
2018 Peternel L, Tsagarakis N, Caldwell D, Ajoudani A. Robot adaptation to human physical fatigue in human---robot co-manipulation Autonomous Robots. 42: 1011-1021. DOI: 10.1007/S10514-017-9678-1  0.647
2017 Peternel L, Tsagarakis N, Ajoudani A. A Human-Robot Co-Manipulation Approach Based on Human Sensorimotor Information. Ieee Transactions On Neural Systems and Rehabilitation Engineering : a Publication of the Ieee Engineering in Medicine and Biology Society. 25: 811-822. PMID 28436880 DOI: 10.1109/Tnsre.2017.2694553  0.622
2017 Brygo A, Sarakoglou I, Grioli G, Tsagarakis N. Synergy-Based Bilateral Port: A Universal Control Module for Tele-Manipulation Frameworks Using Asymmetric Master-Slave Systems. Frontiers in Bioengineering and Biotechnology. 5: 19. PMID 28421179 DOI: 10.3389/Fbioe.2017.00019  0.666
2017 Ferrati M, Settimi A, Muratore L, Cardellino A, Rocchi A, Mingo Hoffman E, Pavan C, Kanoulas D, Tsagarakis NG, Natale L, Pallottino L. Corrigendum: The Walk-Man Robot Software Architecture Frontiers in Robotics and Ai. 4. DOI: 10.3389/frobt.2017.00044  0.607
2017 Deshpande N, Ortiz J, Sarakoglou I, Semini C, Tsagarakis N, Brygo A, Fernandez J, Frigerio M, Saccares L, Toxiri S, Caldwell DG. Next-Generation Collaborative Robotic Systems For Industrial Safety And Health Wit Transactions On the Built Environment. 174: 187-200. DOI: 10.2495/Safe170181  0.53
2017 Jin M, Lee J, Tsagarakis NG. Model-Free Robust Adaptive Control of Humanoid Robots With Flexible Joints Ieee Transactions On Industrial Electronics. 64: 1706-1715. DOI: 10.1109/TIE.2016.2588461  0.586
2017 Zhou C, Wang X, Li Z, Tsagarakis N. Overview of Gait Synthesis for the Humanoid COMAN Journal of Bionic Engineering. 14: 15-25. DOI: 10.1016/S1672-6529(16)60373-6  0.577
2017 Tsagarakis NG, Caldwell DG, Negrello F, Choi W, Baccelliere L, Loc V, Noorden J, Muratore L, Margan A, Cardellino A, Natale L, Mingo Hoffman E, Dallali H, Kashiri N, Malzahn J, et al. WALK-MAN: A High-Performance Humanoid Platform for Realistic Environments Journal of Field Robotics. 34: 1225-1259. DOI: 10.1002/Rob.21702  0.738
2016 Sarakoglou I, Garcia-Hernandez N, Tsagarakis NG, Caldwell DG. A High Performance Tactile Feedback Display and Its Integration in Teleoperation. Ieee Transactions On Haptics. 5: 252-63. PMID 26964111 DOI: 10.1109/TOH.2012.20  0.36
2016 Ferrati M, Settimi A, Muratore L, Cardellino A, Rocchi A, Hoffman EM, Pavan C, Kanoulas D, Tsagarakis NG, Natale L, Pallottino L. The Walk-Man Robot Software Architecture Frontiers in Robotics and Ai. 3: 25. DOI: 10.3389/Frobt.2016.00025  0.735
2016 Castano JA, Li Z, Zhou C, Tsagarakis N, Caldwell D. Dynamic and Reactive Walking for Humanoid Robots Based on Foot Placement Control International Journal of Humanoid Robotics. 13: 1550041. DOI: 10.1142/S0219843615500413  0.406
2016 Wolf S, Grioli G, Eiberger O, Friedl W, Grebenstein M, Hoppner H, Burdet E, Caldwell DG, Carloni R, Catalano MG, Lefeber D, Stramigioli S, Tsagarakis N, Van Damme M, Van Ham R, et al. Variable Stiffness Actuators: Review on Design and Components Ieee/Asme Transactions On Mechatronics. 21: 2418-2430. DOI: 10.1109/Tmech.2015.2501019  0.431
2016 Roozing W, Li Z, Caldwell DG, Tsagarakis NG. Design Optimisation and Control of Compliant Actuation Arrangements in Articulated Robots for Improved Energy Efficiency Ieee Robotics and Automation Letters. 1: 1110-1117. DOI: 10.1109/LRA.2016.2521926  0.52
2016 Lee J, Dallali H, Jin M, Caldwell D, Tsagarakis N. Robust and adaptive whole-body controller for humanoids with multiple tasks under uncertain disturbances Proceedings - Ieee International Conference On Robotics and Automation. 2016: 5683-5689. DOI: 10.1109/ICRA.2016.7487790  0.596
2015 Grioli G, Wolf S, Garabini M, Catalano M, Burdet E, Caldwell D, Carloni R, Friedl W, Grebenstein M, Laffranchi M, Lefeber D, Stramigioli S, Tsagarakis N, Van Damme M, Vanderborght B, et al. Variable stiffness actuators: The user's point of view International Journal of Robotics Research. 34: 727-743. DOI: 10.1177/0278364914566515  0.5
2015 Torricelli D, Gonzalez-Vargas J, Veneman JF, Mombaur K, Tsagarakis N, del-Ama AJ, Gil-Agudo A, Moreno JC, Pons JL. Benchmarking Bipedal Locomotion: A Unified Scheme for Humanoids, Wearable Robots, and Humans Ieee Robotics & Automation Magazine. 22: 103-115. DOI: 10.1109/Mra.2015.2448278  0.464
2015 Li Z, Zhou C, Zhu Q, Xiong R, Tsagarakis N, Caldwell D. Active control of under-actuated foot tilting for humanoid push recovery Ieee International Conference On Intelligent Robots and Systems. 2015: 977-982. DOI: 10.1109/IROS.2015.7353489  0.412
2015 Rocchi A, Hoffman EM, Caldwell DG, Tsagarakis NG. OpenSoT: A whole-body control library for the compliant humanoid robot COMAN Proceedings - Ieee International Conference On Robotics and Automation. 2015: 6248-6253. DOI: 10.1109/ICRA.2015.7140076  0.616
2015 Li Z, Zhou C, Castano J, Xin W, Negrello F, Tsagarakis NG, Caldwell DG. Fall Prediction of legged robots based on energy state and its implication of balance augmentation: A study on the humanoid Proceedings - Ieee International Conference On Robotics and Automation. 2015: 5094-5100. DOI: 10.1109/ICRA.2015.7139908  0.479
2015 Spyrakos-Papastavridis E, Kanoulas D, Tsagarakis NG, Caldwell DG. Optically-regulated impedance-based balancing for humanoid robots Ieee-Ras International Conference On Humanoid Robots. 2015: 41-46. DOI: 10.1109/HUMANOIDS.2015.7363520  0.587
2015 Fang C, Rocchi A, Hoffman EM, Tsagarakis NG, Caldwell DG. Efficient self-collision avoidance based on focus of interest for humanoid robots Ieee-Ras International Conference On Humanoid Robots. 2015: 1060-1066. DOI: 10.1109/HUMANOIDS.2015.7363500  0.42
2015 Dallali H, Kormushev P, Tsagarakis NG, Caldwell DG. Can active impedance protect robots from landing impact? Ieee-Ras International Conference On Humanoid Robots. 2015: 1022-1027. DOI: 10.1109/HUMANOIDS.2014.7041490  0.555
2015 Brygo A, Sarakoglou I, Tsagarakis N, Caldwell DG. Tele-manipulation with a humanoid robot under autonomous joint impedance regulation and vibrotactile balancing feedback Ieee-Ras International Conference On Humanoid Robots. 2015: 862-867. DOI: 10.1109/HUMANOIDS.2014.7041465  0.609
2015 Karavas N, Ajoudani A, Tsagarakis N, Saglia J, Bicchi A, Caldwell D. Tele-impedance based assistive control for a compliant knee exoskeleton Robotics and Autonomous Systems. 73: 78-90. DOI: 10.1016/J.Robot.2014.09.027  0.391
2015 Dallali H, Lee J, Tsagarakis NG, Caldwell DG. Experimental Study on Linear State Feedback Control of Humanoid Robots with Flexible Joints Ifac-Papersonline. 48: 130-135. DOI: 10.1016/J.IFACOL.2015.12.022  0.54
2014 Ajoudani A, Godfrey SB, Bianchi M, Catalano MG, Grioli G, Tsagarakis N, Bicchi A. Exploring teleimpedance and tactile feedback for intuitive control of the Pisa/IIT SoftHand. Ieee Transactions On Haptics. 7: 203-15. PMID 24968383 DOI: 10.1109/Toh.2014.2309142  0.39
2014 Ugurlu B, Saglia JA, Tsagarakis NG, Morfey S, Caldwell DG. Bipedal Hopping Pattern Generation for Passively Compliant Humanoids: Exploiting the Resonance Ieee Transactions On Industrial Electronics. 61: 5431-5443. DOI: 10.1109/Tie.2014.2300060  0.473
2014 Brygo A, Sarakoglou I, Hernandez NG, Tsagarakis N. Bio-inspired impedance controller and balancing feedback for the effective teleoperation of a bipedal robot 2014 Ieee International Conference On Robotics and Biomimetics, Ieee Robio 2014. 2398-2403. DOI: 10.1109/ROBIO.2014.7090698  0.627
2014 Spyrakos-Papastavridis E, Perrin N, Tsagarakis NG, Dai JS, Caldwell DG. Lyapunov Stability Margins for humanoid robot balancing Ieee International Conference On Intelligent Robots and Systems. 945-951. DOI: 10.1109/IROS.2014.6942673  0.578
2014 Laffranchi M, Chen L, Kashiri N, Lee J, Tsagarakis NG, Caldwell DG. Development and control of a series elastic actuator equipped with a semi active friction damper for human friendly robots Robotics and Autonomous Systems. 62: 1827-1836. DOI: 10.1016/j.robot.2014.06.007  0.581
2014 Moro FL, Tsagarakis NG, Caldwell DG. Walking in the resonance with the COMAN robot with trajectories based on human kinematic motion primitives (kMPs) Autonomous Robots. 36: 331-347. DOI: 10.1007/s10514-013-9357-9  0.6
2013 Moro FL, Spröwitz A, Tuleu A, Vespignani M, Tsagarakis NG, Ijspeert AJ, Caldwell DG. Horse-like walking, trotting, and galloping derived from kinematic Motion Primitives (kMPs) and their application to walk/trot transitions in a compliant quadruped robot. Biological Cybernetics. 107: 309-20. PMID 23463501 DOI: 10.1007/S00422-013-0551-9  0.523
2013 Ajoudani A, Godfrey SB, Catalano M, Grioli G, Tsagarakis NG, Bicchi A. Teleimpedance control of a synergy-driven anthropomorphic hand Ieee International Conference On Intelligent Robots and Systems. 1985-1991. DOI: 10.1109/IROS.2013.6696620  0.302
2013 Dallali H, Mosadeghzad M, Medrano-Cerda GA, Docquier N, Kormushev P, Tsagarakis N, Li Z, Caldwell D. Development of a dynamic simulator for a compliant humanoid robot based on a symbolic multibody approach 2013 Ieee International Conference On Mechatronics, Icm 2013. 598-603. DOI: 10.1109/ICMECH.2013.6519110  0.512
2013 Dallali H, Mosadeghzad M, Medrano-Cerda G, Loc VG, Tsagarakis N, Caldwell D, Gesino M. Designing a high performance humanoid robot based on dynamic simulation Proceedings - Uksim-Amss 7th European Modelling Symposium On Computer Modelling and Simulation, Ems 2013. 359-364. DOI: 10.1109/EMS.2013.61  0.528
2013 Vanderborght B, Albu-Schaeffer A, Bicchi A, Burdet E, Caldwell DG, Carloni R, Catalano M, Eiberger O, Friedl W, Ganesh G, Garabini M, Grebenstein M, Grioli G, Haddadin S, Hoppner H, ... ... Tsagarakis N, et al. Variable impedance actuators: A review Robotics and Autonomous Systems. 61: 1601-1614. DOI: 10.1016/J.Robot.2013.06.009  0.417
2013 Li Z, Tsagarakis NG, Caldwell DG. Walking pattern generation for a humanoid robot with compliant joints Autonomous Robots. 35: 1-14. DOI: 10.1007/s10514-013-9330-7  0.558
2012 Moro FL, Tsagarakis NG, Caldwell DG. On the Kinematic Motion Primitives (kMPs) - Theory and Application. Frontiers in Neurorobotics. 6: 10. PMID 23091459 DOI: 10.3389/fnbot.2012.00010  0.319
2012 Ajoudani A, Tsagarakis N, Bicchi A. Tele-impedance: Teleoperation with impedance regulation using a body–machine interface The International Journal of Robotics Research. 31: 1642-1656. DOI: 10.1177/0278364912464668  0.626
2012 Flacco F, De Luca A, Sardellitti I, Tsagarakis NG. On-line estimation of variable stiffness in flexible robot joints The International Journal of Robotics Research. 31: 1556-1577. DOI: 10.1177/0278364912461813  0.552
2012 Ugurlu B, Saglia JA, Tsagarakis NG, Caldwell DG. Yaw Moment Compensation For Bipedal Robots Via Intrinsic Angular Momentum Constraint International Journal of Humanoid Robotics. 9: 1250033. DOI: 10.1142/S0219843612500338  0.555
2012 Parmiggiani A, Maggiali M, Natale L, Nori F, Schmitz A, Tsagarakis N, Victor JS, Becchi F, Sandini G, Metta G. The design of the iCub humanoid robot International Journal of Humanoid Robotics. 9. DOI: 10.1142/S0219843612500272  0.662
2012 Vanderborght B, Albu-Schaeffer A, Bicchi A, Burdet E, Caldwell D, Carloni R, Catalano M, Ganesh G, Garabini M, Grebenstein M, Grioli G, Haddadin S, Jafari A, Laffranchi M, Lefeber D, ... ... Tsagarakis N, et al. Variable impedance actuators: Moving the robots of tomorrow Ieee International Conference On Intelligent Robots and Systems. 5454-5455. DOI: 10.1109/IROS.2012.6385433  0.597
2012 Parmiggiani A, Metta G, Tsagarakis N. The mechatronic design of the new legs of the iCub robot Ieee-Ras International Conference On Humanoid Robots. 481-486. DOI: 10.1109/HUMANOIDS.2012.6651563  0.584
2011 Iqbal J, Tsagarakis NG, Caldwell DG. A multi-DOF robotic exoskeleton interface for hand motion assistance. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2011: 1575-8. PMID 22254623 DOI: 10.1109/IEMBS.2011.6090458  0.48
2011 Vanderborght B, Tsagarakis NG, Van Ham R, Thorson I, Caldwell DG. MACCEPA 2.0: Compliant actuator used for energy efficient hopping robot Chobino1D Autonomous Robots. 31: 55-65. DOI: 10.1007/S10514-011-9230-7  0.577
2008 Rocon E, Ruiz AF, Pons JL, Beccai L, Micera S, Cipriani C, Carpaneto J, Carrozza MC, Schiele A, Roccella S, Cattin E, Vitiello N, Vecchi F, Perry JC, Rosen J, ... Tsagarakis NG, et al. Wearable Upper Limb Robots Wearable Robots: Biomechatronic Exoskeletons. 235-281. DOI: 10.1002/9780470987667.ch8  0.625
2007 Tsagarakis NG, Metta G, Sandini G, Vernon D, Beira R, Becchi F, Righetti L, Santos-Victor J, Ijspeert AJ, Carrozza MC, Caldwell DG. ICub: The design and realization of an open humanoid platform for cognitive and neuroscience research Advanced Robotics. 21: 1151-1175. DOI: 10.1163/156855307781389419  0.437
2006 Hinojosa WM, Tsagarakis NG, Metta G, Becchi F, Sandini G, Caldwell DG. Performance assessment of a 3 DOF differential based waist joint for the "iCub" baby humanoid robot Proceedings - Ieee International Workshop On Robot and Human Interactive Communication. 195-201. DOI: 10.1109/ROMAN.2006.314417  0.572
2006 Tsagarakis NG, Metta G, Sinclair M, Sandini G, Becchi F, Caldwell DG. Lower body design of the 'iCub' a human-baby like crawling robot Proceedings of the 2006 6th Ieee-Ras International Conference On Humanoid Robots, Humanoids. 450-455. DOI: 10.1109/ICHR.2006.321311  0.562
2003 Davis S, Tsagarakis N, Canderle J, Caldwell DG. Enhanced Modelling and Performance in Braided Pneumatic Muscle Actuators The International Journal of Robotics Research. 22: 213-227. DOI: 10.1177/0278364903022003006  0.481
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