Article

Baron, Nicholas, Philippides, Andrew and Rojas, Nicolas (2020) On the false positives and false negatives of the Jacobian Matrix in kinematically redundant parallel mechanisms. IEEE Transactions on Robotics. pp. 1-8. ISSN 1552-3098

Ma, Raymond R, Rojas, Nicolas and Dollar, Aaron M (2016) Spherical hands: towards underactuated, in-hand manipulation invariant to object size and grasp location. Journal of Mechanisms and Robotics, 8 (6). 061021. ISSN 1942-4302

Rojas, Nicolas and Dollar, Aaron M (2016) Gross motion analysis of fingertip-based within-hand manipulation. IEEE Transactions on Robotics, 32 (4). pp. 1009-1016. ISSN 1552-3098

Rojas, Nicolas, Ma, Raymond R and Dollar, Aaron M (2016) The GR2 gripper: an underactuated hand for open-loop in-hand planar manipulation. IEEE Transactions on Robotics, 32 (3). pp. 763-770. ISSN 1552-3098

Rojas, Nicolas and Dollar, Aaron M (2016) Classification and kinematic equivalents of contact types for fingertip-based robot hand manipulation. Journal of Mechanisms and Robotics, 8 (4). 041014 1-9. ISSN 1942-4302

Sosa, Ricardo, Rojas, Nicolas, Gero, John S and Xu, Qinqi (2016) Visual divergence in humans and computers. Design Studies, 42. pp. 56-85. ISSN 0142-694X

Rojas, Nicolas and Dollar, Aaron M (2016) The coupler surface of the RSRS mechanism. Journal of Mechanisms and Robotics, 8 (1). ISSN 1942-4302

Tan, Ning, Rojas, Nicolas, Mohan, Rajesh Elara, Kee, Vincent and Sosa, Ricardo (2015) Nested reconfigurable robots: theory, design, and realization. International Journal of Advanced Robotic Systems, 12 (7). ISSN 1729-8806

Nansai, Shunsuke, Mohan, Rajesh Elara, Tan, Ning, Rojas, Nicolas and Iwase, Masami (2015) Dynamic modeling and nonlinear position control of a quadruped robot with Theo Jansen linkage mechanisms and a single actuator. Journal of Robotics, 2015. pp. 1-15. ISSN 1687-9600

Nansai, Shunsuke, Rojas, Nicolas, Elara, Mohan Rajesh, Sosa, Ricardo and Iwase, Masami (2015) On a Jansen leg with multiple gait patterns for reconfigurable walking platforms. Advances in Mechanical Engineering, 7 (3). ISSN 1687-8140

Nansai, Shunsuke, Rojas, Nicolas, Elara, Mohan Rajesh, Sosa, Ricardo and Iwase, Masami (2015) A novel approach to gait synchronization and transition for reconfigurable walking platforms. Digital Communications and Networks, 1 (2). pp. 141-151. ISSN 2352-8648

Rojas, Nicolas, Dollar, Aaron M and Thomas, Federico (2015) A unified position analysis of the Dixon and the generalized peaucellier linkages. Mechanism and Machine Theory, 94. pp. 28-40. ISSN 0094-114X

Rojas, Nicolas and Thomas, Federico (2013) Application of distance geometry to tracing coupler curves of pin-jointed linkages. Journal of Mechanisms and Robotics, 5 (2). ISSN 1942-4302

Rojas, Nicolas and Thomas, Frederico (2013) The univariate closure conditions of all fully parallel planar robots derived from a single polynomial. IEEE Transactions on Robotics, 29 (3). pp. 758-765. ISSN 1552-3098

Rojas, Nicolás and Thomas, Federico (2012) Formulating Assur kinematic chains as projective extensions of Baranov trusses. Mechanism and Machine Theory, 56. pp. 16-27. ISSN 0094-114X

Rojas, Nicolás and Thomas, Federico (2012) On closed-form solutions to the position analysis of Baranov trusses. Mechanism and Machine Theory, 50. pp. 179-196. ISSN 0094-114X

Rojas, Nicolás and Thomas, Federico (2011) Closed-form solution to the position analysis of Watt–Baranov trusses using the bilateration method. Journal of Mechanisms and Robotics, 3 (3). 031001. ISSN 1942-4302

Rojas, Nicolás and Thomas, Federico (2011) Distance-based position analysis of the three seven-link Assur kinematic chains. Mechanism and Machine Theory, 46 (2). pp. 112-126. ISSN 0094-114X

Rojas, Nicolás and Thomas, Federico (2011) The forward kinematics of 3-RPR planar robots: a review and a distance-based formulation. IEEE Transactions on Robotics, 27 (1). pp. 143-150. ISSN 1552-3098

Book Section

Ma, Raymond R, Rojas, Nicolas and Dollar, Aaron M (2015) Towards predictable precision manipulation of unknown ojects with underactuated fingers. In: Advances in Reconfigurable Mechanisms and Robots II. Springer, New York, pp. 927-937. ISBN 9783319233260

Rojas, Nicolás and Thomas, Federico (2010) A robust forward kinematics analysis of 3-RPR planar platforms. In: Lenarčič, Jadran and Stanišić, Michael M (eds.) Advances in robot kinematics: motion in man and machine. Springer, pp. 23-32. ISBN 9789048192618

Conference or Workshop Item

Kanner, Oren Y., Rojas, Nicolas and Dollar, Aaron M (2015) Design of a passively-adaptive three degree-of-freedom multi-legged robot with underactuated legs. In: ASME 2015 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, 2 to 5 August 2015, Boston, USA.

Rojas, Nicolas, Borras, Julia and Thomas, Federico (2015) On quartically-solvable robots. In: 2015 IEEE International Conference on Robotics and Automation (ICRA), 26 to 30 May 2015, Seattle, WA.

Rojas, Nicolas and Dollar, Aaron M (2014) Characterization of the precision manipulation capabilities of robot hands via the continuous group of displacements. In: 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 14 to 18 September 2014, Chicago, IL.

Elara, Mohan Rajesh, Rojas, Nicolas and Chua, Adrian (2014) Design principles for robot inclusive spaces: a case study with roomba. In: 2014 IEEE International Conference on Robotics and Automation (ICRA), 31 May to 7 June 2014, Hong Kong.

Kee, Vincent, Rojas, Nicolas, Elara, Mohan Rajesh and Sosa, Ricardo (2014) Hinged-tetro: a self-reconfigurable module for nested reconfiguration. In: 2014 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 8 to 11 2014, Besancon, France.

Mohan, Rajesh Elara, Rojas, Nicolas, Seah, Sue and Sosa, Ricardo (2013) Design principles for robot inclusive spaces. In: 19th International Conference on Engineering Design (ICED13), 19 to 22 August 2013, Seoul, Korea.

Nansai, Shunsuke, Rojas, Nicolas, Elara, Mohan Rajesh and Sosa, Ricardo (2013) Exploration of adaptive gait patterns with a reconfigurable linkage mechanism. In: 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 3 to 7 Nov 2013, Tokyo.

Rojas, Nicolas, Elara Mohan, Rajesh and Sosa, Ricardo (2013) Reconfiguration in linkages by variable allocation of joint positions: a modular design approach. In: 3rd IFToMM International Symposium on Robotics and Mechatronics (ISRM), 2 to 4 October 2013, Singapore.

Elara, Mohan Rajesh, Rojas, Nicolas, Sosa, Ricardo and Kaisner, John (2013) Robot inclusive space challenge: a design initiative. In: 2013 6th IEEE Conference on Robotics, Automation and Mechatronics (RAM), 12 to 15 November 2013, Manila.

Rojas, Nicolas and Thomas, Federico (2013) The closure condition of the double banana and its application to robot position analysis. In: 2013 IEEE International Conference on Robotics and Automation (ICRA), 6-10 May 2013, Karlsruhe, Germany.

Rojas, Nicolás, Borràs, Júlia and Thomas, Federico (2012) The octahedral manipulator revisited. In: 2012 IEEE International Conference on Robotics and Automation (ICRA), 14-18 May 2012, Saint Paul, MN.

Rojas, Nicolás and Thomas, Federico (2011) A coordinate-free approach to tracing the coupler curves of pin-jointed linkages. In: ASME 2011 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, August 28–31, 2011, Washington, DC, USA.

Rojas, Nicolás, Borràs, Júlia and Thomas, Federico (2010) A distance-based formulation of the octahedral manipulator kinematics. In: IFToMM Symposium on Mechanism Design for Robotics, Sept 28-30, 2010, Universidad Panamericana, Mexico City, Mexico.