A.V. Arutyunov, D.Yu. Karamzin, F.L. Pereira, “Existence theorems and Pontryagin's Maximum Principle for impulsive control problems” 21st International Symposium on Mathematical Programming, Aug 19-24, 2012, Berlin, Germany, p. 141.

 

A.V. Arutyunov, D.Yu. Karamzin, F.L. Pereira, “On the extension of classical calculus of variations and optimal control to problems with discontinuous trajectories”, 51st IEEE Conf on Decision and Control, Maui, Hawaii, Dec 10-13, 2012, pp. 6406-6411.

 

A.V. Arutyunov, D.Yu. Karamzin, F.L. Pereira, “The R.V. Gamkrelidze's maximum principle for state constrained optimal control problem: Revisited” 21st International Symposium on Mathematical Programming, Aug 19-24, 2012, Berlin, Germany, p. 154.

 

A.V. Arutyunov, S.E. Zhukovskiy, Covering mappings and their application to the theory of differential equations, Procs Conf “Differential Equations and Optimal Control”, Apr 16-17, 2012, P. 15 – 16.

 

Abilio Azenha, Luís Peneda, Adriano Carvalho, “A Neural Network Approach for Radio Frequency Based Indoors Localization”, IEEE IES IECON 2012, Oct 25-28, 2012, ÉTS, Montréal, Canada.

 

Adriano Carvalho, Maria Teresa Outeiro, “Accurate Matlab/Simulink model of a Power Generation System Based on Fuel Cells”, IEEE IES IECON 2012, Oct 25-28, 2012, ÉTS, Montréal, Canada.

 

Alessandro Marino, Gianluca Antonelli, A. Pedro Aguiar, Antonio Pascoal, A new approach to multi-robot harbour patrolling: theory and experiments, in Procs IROS'12 - IEEE/RSJ International Conf on Intelligent Robots and Systems, VilaMoura, Algarve, Portugal, Oct. 2012.

 

Alessandro Saccon, A. Pedro Aguiar, Andreas J. Häusler, John Hauser, and António Pascoal Constrained Motion Planning for Multiple Vehicles on SE(3), in Procs of CDC’12 - 51st IEEE Conf on Decision and Control, Maui, Hawaii, USA, Dec. 2012.

 

Ana C. Carapito, Isabel Brás, Paula Rocha, “Lyapunov matrix inequalities with solutions sharing a common Schur complement”, in 2012 SIAM Conf on Applied Linear Algebra, pp.-, 2012.

 

Andreas J. Häusler, Alessandro Saccon, A. Pedro Aguiar, John Hauser, and António Pascoal Cooperative Motion Planning for Multiple Autonomous Marine Vehicles, in Procs of MCMC’12 - 9th IFAC Conf on Manoeuvring and Control of Marine Craft, Arenzano, Italy, Sep. 2012.

 

António P. Martins António M. Cardoso, “Input Current Distortion and Output Voltage Regulation of the Boost PFC Converter Operating with Different Control Methods”, ICREPQ’12-International Conf on Renewable Energies and Power Quality, Santiago de Compostela (Spain), Mar 28-30, 2012.

 

António P. Martins and Domingos M. Carvalho, Analysis and Energetic Characterization of Low-Power Grid-Connected Photovoltaic Systems”, ICREPQ’12-International Conf on Renewable Energies and Power Quality, Santiago de Compostela (Spain), Mar 28-30, 2012.

 

Braga, José; Calado, Pedro; Sujit P.B.; Sousa, João Borges de, “Fault Tolerant Area Coverage Using Underwater Vehicles”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

Braga, José; Healey, Anthony J.; Sousa, João Borges de, “Navigation Scheme for the LSTS SEACON Vehicles: Theory and Application”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

C. Viegas, F. Vasques, S. Sampaio, P. Portugal, P. Souto, Assessment of the Interference Caused by Uncontrolled Traffic Sources upon Real-Time Communication in IEEE 802.11-based Mesh Networks, Procs 9th IEEE International Workshop on Factory Communication Systems, WFCS’12, Lemgo/Detmold, Germany, May 21-24, 2012.

 

D. Costa, A. Guedes, F. Vasques, P. Portugal, Energy-Efficient Packet Relaying Based on the Sensing Relevancies of Source Nodes in Visual Sensor Networks, Procs 9th IEEE, May 21-24, 2012.

 

D. Costa, L. Guedes Affonso, F. Vasques, P. Portugal, A Routing Mechanism Based on the Sensing Relevancies of Source Nodes for Time-Critical Applications in Visual Sensor Networks, IEEE Wireless Days, Dublin, Ireland, 2012.

 

D. Costa, L. Guedes, F. Vasques, P. Portugal, Effect of Frame Size on Energy Consumption in Wireless Image Sensor Networks, Procs 9th IEEE International Conf on Imaging Systems and Techniques (IST-2012), Manchester, UK, Jul 16-17, 2012.

 

D. Costa, L. Guedes, F. Vasques, P. Portugal, O. Valle, A Semi-Reliable Energy-Efficient Retransmission Mechanism based on the Sensing Relevancies of Source Nodes for Wireless Image Sensor Networks, Procs 9th International Symposium on Wireless Communication Systems (WCS-12), Paris, France, Aug 28-31, 2012.

 

D. Costa, L. Guedes, F. Vasques, P. Portugal, O. Valle, QoV: Assessing the Monitoring Quality in Visual Sensor Networks, Procs8th IEEE International Conf on Wireless and Mobile Computing, Networking and Communications (WiMob 2012), Barcelona, Spain, Oct 8-10, 2012.

 

Dias, Hugo; Calado, Pedro; Bencatel, Ricardo; Gomes, Ricardo; Ferreira, Sérgio; Sousa, João, “Operations with multiple unmanned systems”, IEEE/RSJ International Conf on Intelligent Robots and Systems (IROS) 3043-3044, Vilamoura, Portugal, Oct 7-12, 2012.

 

F. Lobo Pereira, Geraldo Silva, “Necessary optimality conditions for optimal control problems with infinite horizon”, MTNS 2012, 20th International Symposium on Mathematical Theory of Network of Systems, Melbourne, Australia, Jul 9-13, 2012.

 

F. Nogueira, T. Mendonça, P. Rocha. “Output reference tracking for MISO positive systems with applications in general anesthesia”, in 8th IFAC Symposium on Biological and Medical Systems, pp.-, 2012.

 

Fernando A. C. C. Fontes, D. B. M. M. Fontes, L.A. Roque. An Optimal Control Approach to the Unit Commitment Problem. CDC 2012, Maui, Hawaii, Dec 2012.

 

Fernando A. C. C. Fontes, Fernando L. Pereira. Model Predictive Control of Impulsive Dynamical Systems. NMPC'12 - IFAC Conf on Nonlinear Model Predictive Control, Noordwijkerhout, the Netherlands, Aug 23-27, 2012.

 

Fernando A.C.C. Fontes Dalila B.M.M. Fontes, Amelia C.D. Caldeira. Obstacle avoidance in optimal switching of a formation geometry, CONTROLO 2012, Funchal, Jul 16-18, 2012.

 

G. Budke, C. Montez, R. Moraes, P. Portugal, A Dynamic Communication Approach for Data Fusion in IEEE 802.15.4 Wireless Sensor Networks, Procs 17th IEEE International Conf. on Emerging Technologies and Factory Automation, ETFA'2012, Kraków, Poland, Sept 17-21, 2012.

 

G.J. Osório, H.M.I. Pousinho, J.C.O. Matias, Cláudio Monteiro and João P. S. Catalão, “Hybrid Evolutionary Neuro-fuzzy Computational Tool to Forecast Wind Power and Electricity Prices”, Conf DoCEIS'12, Lisbon, Feb 24-26 , 2012.

 

Gonçalves, G., "Tales from the front – how knowledge becomes innovation", eChallenges 2012, Lisbon, Jun 2012.

 

I. Silva, L. Affonso Guedes, P. Portugal, F, Vasques, Dependability Evaluation of WirelessHART Best Practices, Procs 17th IEEE International Conf on Emerging Technologies and Factory Automation, ETFA'2012, Kraków, Poland, Sept 17-21, 2012.

 

J. A. Ramos, P. Lopes dos Santos, “Parametric Modeling in Estimating Abnormal Intra-QRS Potentials in Signal-Averaged Electrocardiograms: A Subspace Identification Approach”, Procs 16th IFAC Symposium on System Identification, Brussels, Belgium, Jul 11-13, 2012 pp 565-570.

 

J. Almeida, H. Alonso, P. Rocha. Comparing the Extended Kalman Filter with an Hopfield NeuralNetwork for on-line damage detection in Euler-Bernoulli beams, in 1st International Conf of the International Journal of Structural Integrity, pp.-, 2012.

 

J. Almeida, H. Alonso, P. Rocha. Online Damage Identification in Euler-Bernoulli Beams using the Extended Kalman Filter, in 10th Portuguese Conf on Automatic Control,, pp.-, 2012.

 

João C. Faria and António P. Martins, “Analysis and Characterization of a Square-Wave Modulation Method for Single-Phase Cascaded H-Bridge Multilevel Inverters”, International Conf on Renewable Energies and Power Quality (ICREPQ’12), Santiago de Compostela (Spain), Mar 28-30, 2012.

 

Jorge Estrela Da Silva; João Borges De Sousa; Fernando Lobo Pereira, Dynamic programming based feedback control for systems with switching costs, Procs IEEE International Conf on Control Applications. 2012 pp. 634-639.

 

 

Kaminer, E. Xargay, V. Cichella, N. Hovakimyan, A. Pascoal, A. Pedro Aguiar, V. Dobrokhodov, and R. Ghabcheloo, Time-Critical Cooperative Path Following of Multiple UAVs: Case Studies, Itzhack Y. Bar-Itzhack Memorial Symposium on Estimation, Navigation, and Spacecraft Control, Haifa, Israel, Oct. 2012.

 

Jorge M. Soares, A. Pedro Aguiar, Antonio M. Pascoal, and Marco Gallieri, Triangular formation control using range measurements: An application to marine robotic vehicles, in Procs of NGCUV'12 - IFAC Workshop on Navigation, Guidance and Control of Underwater Vehicles, Oporto, Portugal, Apr. 2012.

 

Kornienko, M. Gerdts, and Maria do Rosário de Pinho, New version of necessary conditions for optimal control problems with differential algebraic equations, Procs of MTNS 2012, Melbourne, Australia, Jul 2012.

 

Kothari, Mangal; Pinto, José; Prabhu, Vinayak; Calado, Pedro, Sousa, João Borges de; Sujit, P. B., “Robust Mission Planning for Underwater Applications: Issues and Challenges”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

Krishnendu Chatterjee, Thomas A. Henzinger, and Vinayak S. Prabhu, “Finite automata with time-delay blocks”, Procs International Conf on Embedded Software, 2012 (EMSOFT), ACM 2012, Pages 43-52.

 

Krishnendu Chatterjee, Thomas A.Henzinger, and Vinayak S.Prabhu,"Finite automata with time-delay blocks." Procs 10th International Conf on Embedded Software (EMSOFT), ACM 2012, pp. 43-52. 10 pages.

 

Luís Roque, Dalila B. M. M. Fontes, Fernando A. C. C. Fontes. “BRKGA Adapted To Multiobjective Unit Commitment”, ICORES 2012, Algarve, Feb, 2012.M. Teixeira, T. Mendonça, P. Rocha. “Tracking the NMB level via a switching system mass control strategy”, in 8th IFAC Symposium on Biological and Medical Systems, pp, 2012.

 

Mangal Kothari, Jose Pinto, Vinayak S.Prabhu, Pedro Ribeiro, João Borges de Sousa, and P.B.Sujit, “Robust Mission Planning for Underwater Applications: Issues and Challenges” Procs 3rd IFAC Workshop on Navigation, Guidance and Control of Underwater Vehicles (NGCUV), IFAC 2012.

 

Mário de Sousa, “Data-Type Checking of IEC61131-3 ST and IL Applications”, in 17th IEEE International Conf on Emerging Technologies and Factory Automation (ETFA 12), 2012.

 

Md. Haider Ali Biswas, Maria do Rosário de Pinho, A variant of nonsmooth maximum principle for state constrained problems, CDC 2012, Hawaii, USA, Dec 2012.

 

Mohammadreza Bayat and A. Pedro Aguiar, Observability Analysis for AUV Range-only Localization and Mapping: Measures of Unobservability and Experimental Results, in Procs of MCMC’12 - 9th IFAC Conf on Manoeuvring and Control of Marine Craft, Arenzano, Italy, Sept 2012.

 

Mohammadreza Bayat and A. Pedro Aguiar, Observability Analysis of the Simultaneous Underwater Vehicle Localization and Mapping Based on Ranging Measurements, in Procs of CONTROLO’12 - 10th Portuguese Conf. on Automatic Control, Madeira, Portugal, Jul 2012.

 

O. Valle, A. Milack, C. Montez, P. Portugal, F. Vasques, Experimental Evaluation of Multiple Retransmission Schemes in IEEE 802.15.4Wireless Sensor Networks, Procs 9th IEEE International Workshop on Factory Communication Systems, WFCS’12, Lemgo/Detmold, Germany, May 21-24, 2012.

 

O. Valle, C. Montez, P. Portugal, F. Vasques, D. Costa, Expansion of the available Use Classes in IEEE 802.15.4 Networks for usage in the industrial environment, Procs 9th International Symposium on Wireless Communication Systems (WCS-12), Paris, France, Aug 28-31, 2012.

 

P. Ferreira, T. Mendonça, P. Rocha, J. Rozeira. “An annotation tool for dermoscopic image segmentation”, in Procs First International Workshop on Visual Interfaces for Ground Truth Collection in Computer Vision Applications, pp.-, 2012.

 

P. Lopes dos Santos, J.A. Ramos, T-P Azevedo-Perdicoúlis, J. Martins de Carvalho, “Identification of LPV Systems with non-white noise scheduling sequences”, 16th IFAC Symp on System Identification, Brussels, Belgium, Jul 11-13, 2012, pp. 1755-1760.

 

P.B. Sujit and J.B. Sousa: Multi-UAV task allocation with communication faults, Procs American Control Conf, Montreal, Canada, Jun 2012.Paolo Rapisarda, Paula Rocha. “Positive realness and Lyaounov functions for switched behaviors,“ in Procs 20th International Symposium on the Mathematical Theory of Networks and Systems, pp.-, 2012.

 

Pereira, F., Sousa, J., Gomes, R., Calado, P., “Reach set formulation of a model predictive control scheme”, MTNS 2012, 20th International Symposium on Mathematical Theory of Network of Systems, Melbourne, Australia, Jul 9-13, 2012.

 

Pinto, J.; Calado, P., Braga, J.; Dias, P.; Martins, R.; Marques, E., “Implementation of a Control Architecture for Networked Vehicle Systems”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

Prabhu, Vianayak, Finite automata with time-delay block, 10th International Conf on Embedded Software (EMSOFT), Tampere, Finland, 2012.Prabhu, Vianayak, Robust mission planning for underwater applications: issues and challenges, 3rd IFAC Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, 2012.

 

R. Costa, P. Portugal, F. Vasques, R. Moraes, Comparing RT-WiFi and HCCA proposals to Handle Real-Time Traffic in Open Communication Environments, Procs 17th IEEE International Conf on Emerging Technologies and Factory Automation, ETFA'2012, Kraków, Poland, Sept 17-21, 2012.

 

R. Costa, P. Portugal, R. Moraes, F. Vasques, An Admission Control Mechanism to Handle Real-Time Traffic in IEEE 802.11 Networks in Open Communication Environments, Procs 9th IEEE International Workshop on Factory Communication Systems, WFCS’12, Lemgo/Detmold, Germany, May 21-24, 2012.

 

R. Lange, F. Vasques, P. Portugal, R. Oliveira, Guaranteeing Real-Time Message Deadlines In The FlexRay Static Segment Using an On-line Scheduling Approach, Procs 9th IEEE International Workshop on Factory Communication Systems, WFCS’12, Lemgo/Detmold, Germany, May 21-24, 2012.

 

R. Marau, M. Behnam, Z. Iqbal, P. Silva, L. Almeida, P. Portugal, Controlling Multi-Switch Networks for Prompt Reconfiguration, Procs 9th IEEE International Workshop on Factory Communication Systems, WFCS’12, Lemgo/Detmold, Germany, May 21-24, 2012.

 

Silva, Jorge Estrela da; Lucani, Daniel; Sujit, P.B.; Sousa, João Borges de, “Trajectory optimization for data retrieval applications: it is all about where/who loads the mule”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

Silva, Jorge Estrela da; Sousa, João Borges de; Pereira, Fernando Lobo, “Experimental results with value function based control of an AUV”, Workshop on Navigation, Guidance and Control of Underwater Vehicles, Porto, Portugal, Apr 10-12, 2012.

 

Silva, Jorge Estrela da; Sousa, João Borges de; Pereira, Fernando Lobo, “Trajectory constraints for robust vehicle formation control”, CONTROLO’12 - 10th Portuguese Conf on Automatic Control, Funchal, Portugal, Jul 2012.

 

Silva, Jorge Estrela da; Sousa, João Borges de; Pereira, Fernando Lobo, “Dynamic programming based feedback control for systems with switching costs”, IEEE Multi-Conf on Systems and Control 634 - 639, Dubrovnik, Croatia, Oct 3-5, 2012.

 

Sousa, João Borges de; Martins, Ricardo, “Control architecture and software tool set for networked operations of ocean vehicles”, 9th IFAC Conf on Maneuvering and Control of Marine Craft (MCMC 2012), Arenzano, Italy, Sept 19-21, 2012.

 

Sujit, P.B; Sousa, João Borges de, “Multi-UAV task allocation with communication faults”, American Control Conf, Montreal, Canada, Jun 27-29, 2012.

 

T. Glotzbach, M. Bayat, A. Pedro Aguiar, António Pascoal An underwater acoustic localisation system for Assisted Human Diving Operations, in Procs MCMC’12 - 9th IFAC Conf on Manoeuvring and Control of Marine Craft, Arenzano, Italy, Sep. 2012.

 

V. Cichella, I. Kaminer, E. Xargay, V. Dobrokhodov, N. Hovakimyan, A. Pedro Aguiar, A. Pascoal, A Lyapunov-based approach for Time-Coordinated 3D Path-Following of Multiple Quadrotors, in Procs CDC’12 - 51st IEEE Conf on Decision and Control, Maui, Hawaii, USA, Dec. 2012.

 

V.A. Oliveira, G.N. Silva, F.L. Pereira, “A New Sufficient Condition for Optimal Impulsive Control Problems”, 51st IEEE Conf on Decision and Control, Maui, Hawaii, Dec 10-13, 2012, pp. 6418-6423.

 

V. Hassani, A. J. Sorensen, António M. Pascoal, A. Pedro Aguiar, A Linear Design Model for Wave Filtering and Dynamic Positioning, in Procs CONTROLO’12 - 10th Portuguese Conf on Automatic Control, Madeira, Portugal, Jul 2012.

 

Vahid Hassani, Asgeir J. Sorensen, António M. Pascoal, A. Pedro Aguiar, Multiple Model Adaptive Wave Filtering for Dynamic Positioning of Marine Vessels, in Procs of ACC’12 - American Control Conf, Montreal, Canada, Jun. 2012.