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ORCIDJosé Félix Costa
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2020 – today
- 2024
[j45]Bruno Patrício, José Félix Costa, Paula Gouveia:
Ex -identification and scientific discovery. Int. J. Parallel Emergent Distributed Syst. 39(4): 413-445 (2024)- 2022
- [j44]Vasco Boavida De Brito, José Félix Costa, Diogo Poças
:
The Power of Machines That Control Experiments. Int. J. Found. Comput. Sci. 33(2): 91-118 (2022) - [j43]Eduardo Skapinakis, José Félix Costa:
Machines that perform measurements. Theor. Comput. Sci. 924: 68-93 (2022)
2010 – 2019
- 2019
- [j42]José Félix Costa:
On Discovering Scientific Laws. Int. J. Unconv. Comput. 14(3-4): 285-318 (2019) - 2018
- [j41]Edwin J. Beggs, Pedro Cortez, José Félix Costa, John V. Tucker:
Classifying the Computational Power of Stochastic Physical Oracles. Int. J. Unconv. Comput. 14(1): 59-90 (2018) - 2017
- [j40]José Félix Costa:
Unity of Science as Seen Through the Universal Computer. Int. J. Unconv. Comput. 13(1): 59-81 (2017) - [j39]Edwin J. Beggs, José Félix Costa, Diogo Poças, John V. Tucker:
Computations with oracles that measure vanishing quantities. Math. Struct. Comput. Sci. 27(8): 1315-1363 (2017) - [c21]José Félix Costa:
The Power of Analogue-Digital Machines - (Extended Abstract). UCNC 2017: 3-7 - 2015
- [j38]José Félix Costa:
Uncertainty in Time. Parallel Process. Lett. 25(1): 1540007:1-1540007:13 (2015) - 2014
- [j37]Edwin J. Beggs, José Félix Costa, Diogo Poças, John V. Tucker:
An analogue-Digital Church-Turing Thesis. Int. J. Found. Comput. Sci. 25(4): 373-390 (2014) - [j36]Edwin J. Beggs, José Félix Costa, John V. Tucker:
A Natural Computation Model of Positive Relativisation. Int. J. Unconv. Comput. 10(1-2): 111-141 (2014) - [j35]Edwin J. Beggs, José Félix Costa, John V. Tucker:
Three Forms of Physical Measurement and their Computability. Rev. Symb. Log. 7(4): 618-646 (2014) - 2013
- [j34]Hélia Guerra, José Félix Costa:
Processes with infinite liveness requirements. J. Log. Algebraic Methods Program. 82(3-4): 137-161 (2013) - [j33]Edwin J. Beggs, José Félix Costa, Diogo Poças, John V. Tucker:
Oracles that measure thresholds: the Turing machine and the broken balance. J. Log. Comput. 23(6): 1155-1181 (2013) - [j32]José Félix Costa:
Incomputability at the foundations of physics (A study in the philosophy of science). J. Log. Comput. 23(6): 1225-1248 (2013) - [j31]José Félix Costa, Raimundo Leong:
The ARNN model relativises P=NP and P!=NP. Theor. Comput. Sci. 499: 2-22 (2013) - [c20]Edwin J. Beggs, José Félix Costa, Diogo Poças, John V. Tucker:
On the Power of Threshold Measurements as Oracles. UCNC 2013: 6-18 - 2012
- [j30]Cristian S. Calude, José Félix Costa, Hélia Guerra:
Preface to the Special Issue on Physics and Computation "Towards a Computational Interpretation of Physical Theories". Appl. Math. Comput. 219(1): 1-2 (2012) - [j29]Edwin J. Beggs, José Félix Costa, John V. Tucker:
The impact of models of a physical oracle on computational power. Math. Struct. Comput. Sci. 22(5): 853-879 (2012) - [p1]Edwin J. Beggs, José Félix Costa:
Unifying Science Through Computation: Reflections on Computability and Physics. Special Sciences and the Unity of Science 2012: 53-80 - 2011
- [j28]Cristian S. Calude, José Félix Costa:
Editorial. Int. J. Unconv. Comput. 7(5): 313 (2011) - [j27]José Félix Costa, Nachum Dershowitz:
Introduction. Nat. Comput. 10(4): 1215-1217 (2011) - 2010
- [j26]Edwin J. Beggs, José Félix Costa, John V. Tucker:
Limits to measurement in experiments governed by algorithms. Math. Struct. Comput. Sci. 20(6): 1019-1050 (2010) - [j25]Cristian S. Calude, José Félix Costa:
Preface to the Special Issue Unconventional Computing 2008. Nat. Comput. 9(4): 793-794 (2010) - [j24]Edwin J. Beggs, José Félix Costa, John V. Tucker:
Physical Oracles: The Turing Machine and the Wheatstone Bridge. Stud Logica 95(1-2): 279-300 (2010) - [c19]José Félix Costa:
Computable Scientists, Uncomputable World - (Abstract). UC 2010: 6-10
2000 – 2009
- 2009
- [j23]Cristian S. Calude, José Félix Costa:
Introduction. Appl. Math. Comput. 215(4): 1309-1310 (2009) - [j22]José Félix Costa, Bruno Loff, Jerzy Mycka:
A foundation for real recursive function theory. Ann. Pure Appl. Log. 160(3): 255-288 (2009) - [j21]Edwin J. Beggs, José Félix Costa, John V. Tucker:
Physical Experiments as Oracles. Bull. EATCS 97: 137-151 (2009) - [j20]Bruno Loff, José Félix Costa:
Five Views of Hypercomputation. Int. J. Unconv. Comput. 5(3-4): 193-207 (2009) - [j19]Hélia Guerra, José Félix Costa:
Processes with local and global liveness requirements. J. Log. Algebraic Methods Program. 78(3): 117-137 (2009) - [j18]Cristian S. Calude, José Félix Costa:
Introduction. Nat. Comput. 8(3): 429-430 (2009) - [e2]Cristian S. Calude, José Félix Costa, Nachum Dershowitz, Elisabete Freire, Grzegorz Rozenberg:
Unconventional Computation, 8th International Conference, UC 2009, Ponta Delgada, Azores, Portugal, September 7-11, 2009. Proceedings. Lecture Notes in Computer Science 5715, Springer 2009, ISBN 978-3-642-03744-3 [contents] - [i1]Edwin J. Beggs, José Félix Costa, John V. Tucker:
Limits to measurement in experiments governed by algorithms. CoRR abs/0911.3836 (2009) - 2008
- [j17]Jerzy Mycka, José Félix Costa, Francisco Coelho:
The Euclid Abstract Machine. Int. J. Unconv. Comput. 4(3): 223-248 (2008) - [c18]Edwin J. Beggs, José Félix Costa, Bruno Loff, John V. Tucker:
On the Complexity of Measurement in Classical Physics. TAMC 2008: 20-30 - [c17]Edwin J. Beggs, José Félix Costa, Bruno Loff, John V. Tucker:
Oracles and Advice as Measurements. UC 2008: 33-50 - [e1]Cristian S. Calude, José Félix Costa, Rudolf Freund, Marion Oswald, Grzegorz Rozenberg:
Unconventional Computing, 7th International Conference, UC 2008, Vienna, Austria, August 25-28, 2008. Proceedings. Lecture Notes in Computer Science 5204, Springer 2008, ISBN 978-3-540-85193-6 [contents] - 2007
- [j16]Bruno Loff, José Félix Costa, Jerzy Mycka:
Computability on reals, infinite limits and differential equations. Appl. Math. Comput. 191(2): 353-371 (2007) - [j15]Jerzy Mycka, José Félix Costa:
A new conceptual framework for analog computation. Theor. Comput. Sci. 374(1-3): 277-290 (2007) - [c16]José Félix Costa, Bruno Loff, Jerzy Mycka:
The New Promise of Analog Computation. CiE 2007: 189-195 - [c15]José Pacheco, José Félix Costa:
The Abstract Immune System Algorithm. UC 2007: 137-149 - 2006
- [j14]Francisco A. Doria, José Félix Costa:
Introduction to the special issue on hypercomputation. Appl. Math. Comput. 178(1): 1-3 (2006) - [j13]Jerzy Mycka, José Félix Costa:
Undecidability over Continuous Time. Log. J. IGPL 14(5): 649-658 (2006) - [j12]Jerzy Mycka, José Félix Costa:
The P ne NP conjecture in the context of real and complex analysis. J. Complex. 22(2): 287-303 (2006) - [c14]Jerzy Mycka, Francisco Coelho, José Félix Costa:
The Euclid Abstract Machine: Trisection of the Angle and the Halting Problem. UC 2006: 195-206 - 2005
- [j11]José Félix Costa, Jerzy Mycka:
What Lies Beyond the Mountains? Bull. EATCS 85: 179-189 (2005) - 2004
- [j10]Jerzy Mycka, José Félix Costa:
Real recursive functions and their hierarchy. J. Complex. 20(6): 835-857 (2004) - [c13]Jerzy Mycka, José Félix Costa:
The Computational Power of Continuous Dynamic Systems. MCU 2004: 164-175 - 2003
- [j9]João Pedro Guerreiro Neto, Hava T. Siegelmann, José Félix Costa:
Symbolic Processing in Neural Networks. J. Braz. Comput. Soc. 8(3): 58- (2003) - [j8]Daniel Silva Graça, José Félix Costa:
Analog computers and recursive functions over the reals. J. Complex. 19(5): 644-664 (2003) - 2002
- [j7]Manuel Lameiras Campagnolo, Cristopher Moore, José Félix Costa:
An Analog Characterization of the Grzegorczyk Hierarchy. J. Complex. 18(4): 977-1000 (2002) - 2001
- [c12]Pedro Rodrigues, José Félix Costa, Hava T. Siegelmann:
Verifying Properties of Neural Networks. IWANN (1) 2001: 158-165 - [c11]José Félix Costa, Hugo Lourenço:
Canonical Institutions of Behaviour. WADT 2001: 71-84 - 2000
- [j6]Manuel Lameiras Campagnolo, Cristopher Moore, José Félix Costa:
Iteration, Inequalities, and Differentiability in Analog Computers. J. Complex. 16(4): 642-660 (2000)
1990 – 1999
- 1997
- [c10]João Pedro Guerreiro Neto, Hava T. Siegelmann, José Félix Costa, Carmen Paz Suárez Araujo:
Turing Universality of Neural Nets (Revisited). EUROCAST 1997: 361-366 - [c9]João Pedro Guerreiro Neto, José Félix Costa, Helder Coelho:
Lower Bounds of Computational Power of a Synaptic Calculus. IWANN 1997: 340-348 - [c8]Paulo Blauth Menezes, Amílcar Sernadas, José Félix Costa:
Nonsequential Automata Semantics for a Concurrent, Object-Based Language. US-Brazil Joint Workshops on the Formal Foundations of Software Systems 1997: 245-273 - 1996
- [j5]Paulo Blauth Menezes, José Félix Costa:
Synchronization in Petri Nets. Fundam. Informaticae 26(1): 11-22 (1996) - [j4]José Luiz Fiadeiro, José Félix Costa:
Mirror, Mirror in my Hand: A Duality between Specifications and Models of Process Behaviour. Math. Struct. Comput. Sci. 6(4): 353-373 (1996) - 1995
- [j3]José Félix Costa, Amílcar Sernadas:
Progress Assumption in Concurrent Systems. Formal Aspects Comput. 7(1): 18-36 (1995) - [j2]Amílcar Sernadas, Cristina Sernadas, José Félix Costa:
Object Specification Logic. J. Log. Comput. 5(5): 603-630 (1995) - [c7]Paulo Blauth Menezes, José Félix Costa, Amílcar Sernadas:
Refinement Mapping for General (Discrete Event) Systems Theory. EUROCAST 1995: 103-116 - 1994
- [j1]José Félix Costa, Amílcar Sernadas, Cristina Sernadas:
Object Inheritance Beyond Subtyping. Acta Informatica 31(1): 5-26 (1994) - [c6]José Luiz Fiadeiro, José Félix Costa:
Institutions for Behaviour Specification. COMPASS/ADT 1994: 273-289 - [c5]A. Lopes, José Félix Costa, Danilo Montesi:
Process Semantics for Resolution. ICLP Workshop: Process-Based Parallel Logic Programming 1994: 88- - 1993
- [c4]José Félix Costa, Amílcar Sernadas, Cristina Sernadas:
Data Encapsulation and Modularity: Three Views of Inheritance. MFCS 1993: 382-391 - 1992
- [c3]Amílcar Sernadas, José Félix Costa, Cristina Sernadas:
An Institution of Object Behaviour. COMPASS/ADT 1992: 337-351 - [c2]José Félix Costa, Amílcar Sernadas, Cristina Sernadas, Hans-Dieter Ehrich:
Object Interaction. MFCS 1992: 200-208 - 1991
- [c1]José Luiz Fiadeiro, José Félix Costa, Amílcar Sernadas, T. S. E. Maibaum:
Process Semantics of Temporal Logic Specifications. COMPASS/ADT 1991: 236-253
Coauthor Index
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