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Institute of Applied Data Science

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Dr Lucas Lacasa

Lucas Lacasa

Reader in Applied Mathematics & EPSRC Early Career Fellow

Department School of Mathematical Sciences
 Mathematical Sciences Building MB117

www.maths.qmul.ac.uk/~lacasa/main.html

Research

complex systems, visibility graph theory, phase transitions, critical phenomena and self-organized criticality, applied nonlinear dynamics and chaos

Interests

My research is focused on complex systems science, where I address both fundamental and applied questions. The tools I use include statistical physics, nonlinear dynamics, stochastic processes and networks. If you want to take a look at my publications, go here

Publications

Publications of specific relevance to Applied Data Science

2020

Bonaventura M, Ciotti V, Panzarasa P, Liverani S, Lacasa L and Latora V (2020). Predicting success in the worldwide start-up network. Scientific Reports  vol. 10, (1) 10.1038/s41598-019-57209-w
Flanagan R, Lacasa L and Nicosia V (2020). On the spectral properties of Feigenbaum graphs. Journal of Physics a: Mathematical and Theoretical  vol. 53, (2) 10.1088/1751-8121/ab587f

2019

Williams OE, Lacasa L and Latora V (2019). Quantifying and predicting success in show business. Nature Communications  vol. 10, (1) 10.1038/s41467-019-10213-0
Torre IG, Luque B, Lacasa L, Kello CT and Hernández-Fernández A (2019). On the physical origin of linguistic laws and lognormality in speech. R Soc Open Sci  vol. 6, (8) 10.1098/rsos.191023
Iacovacci J and Lacasa L (2019). Visibility graphs for image processing. Institute of Electrical and Electronics Engineers  Ieee Transactions On Pattern Analysis and Machine Intelligence  10.1109/TPAMI.2019.2891742
Flanagan R, Lacasa L, Towlson EK, Lee SH and Porter MA (2019). Effect of antipsychotics on community structure in functional brain networks. J. Complex Networks  vol. 7, 932-960.

2018

Lacasa L (2018). Newcomb-Benford law helps customs officers to detect fraud in international trade. Proc Natl Acad Sci U S A  10.1073/pnas.1819470116
Lacasa L and Fernández-Gracia J (2018). Election Forensics: Quantitative methods for electoral fraud detection. Forensic Sci Int  10.1016/j.forsciint.2018.11.010
Amato R, Lacasa L, Díaz-Guilera A and Baronchelli A (2018). The dynamics of norm change in the cultural evolution of language. Proc Natl Acad Sci U S A  vol. 115, (33) 8260-8265. 10.1073/pnas.1721059115
Lacasa L, Mariño IP, Miguez J, Nicosia V, Roldán É, Lisica A, Grill SW and Gómez-Gardeñes J (2018). Multiplex Decomposition of Non-Markovian Dynamics and the Hidden Layer Reconstruction Problem. Physical Review X  vol. 8, (3) 10.1103/PhysRevX.8.031038
Lacasa L and JUST W (2018). Visibility graphs and symbolic dynamics. Physica D  10.1016/j.physd.2018.04.001
Hasson U, Iacovacci J, Davis B, Flanagan R, Tagliazucchi E, Laufs H and Lacasa L (2018). A combinatorial framework to quantify peak/pit asymmetries in complex dynamics. Nature Publishing Group  Scientific Reports  10.1038/s41598-018-21785-0
LACASA L, luque B and miramontes O (2018). On a Dynamical Approach to Some Prime Number Sequences. Mdpi Ag  Entropy  10.3390/e20020131
Fernandez-Gracia J and Lacasa L (2018). Bipartisanship Breakdown, Functional Networks, and Forensic Analysis in Spanish 2015 and 2016 National Elections. Hindawi  Complexity  10.1155/2018/9684749
Ballesteros FJ, Martinez VJ, Luque B, Lacasa L, Valor E and Moya A (2018). On the thermodynamic origin of metabolic scaling. Sci Rep  vol. 8, (1) 1448-1448. 10.1038/s41598-018-19853-6

2017

Sannino S, Stramaglia S, Lacasa L and Marinazzo D (2017). Visibility graphs for fMRI data: Multiplex temporal graphs and their modulations across resting-state networks. Netw Neurosci  vol. 1, (3) 208-221. 10.1162/NETN_a_00012
Lacasa L and Iacovacci J (2017). Visibility graphs of random scalar fields and spatial data. American Physical Society  Physical Review E  10.1103/PhysRevE.96.012318
Torre IG, Luque B, Lacasa L, Luque J and Hernández-Fernández A (2017). Emergence of linguistic laws in human voice. Sci Rep  vol. 7, 43862-43862. 10.1038/srep43862
Luque B and Lacasa L (2017). Canonical horizontal visibility graphs are uniquely determined by their degree sequence. European Physical Journal-Special Topics  vol. 226, (3) 383-389. 10.1140/epjst/e2016-60164-1

2016

Iacovacci J and Lacasa L (2016). Sequential motif profile of natural visibility graphs. Physical Review E  vol. 94, (5) 10.1103/PhysRevE.94.052309
Lacasa L (2016). Emergence of collective intonation in the musical performance of crowds. Epl (Europhysics Letters)  vol. 115, (6) 68004-68004. 10.1209/0295-5075/115/68004
Lacasa L (2016). Horizontal visibility graphs from integer sequences. Iop Publishing: Hybrid Open Access  Journal of Physics a: Mathematical and Theoretical  vol. 49, (35) 10.1088/1751-8113/49/35/35LT01
Flanagan R and Lacasa L (2016). Irreversibility of financial time series: A graph-theoretical approach. Physics Letters A  vol. 380, (20) 1689-1697. 10.1016/j.physleta.2016.03.011
Iacovacci J and Lacasa L (2016). Sequential visibility-graph motifs. American Physical Society  Physical Review E  vol. 93, (4) 10.1103/PhysRevE.93.042309

2015

Lacasa L, Nicosia V and Latora V (2015). Network structure of multivariate time series. Scientific Reports  vol. 5, 10.1038/srep15508
Lacasa L and Flanagan R (2015). Time reversibility from visibility graphs of nonstationary processes. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 92, (2) 10.1103/PhysRevE.92.022817
Luque J, Luque B and Lacasa L (2015). Scaling and universality in the human voice. J R Soc Interface  vol. 12, (105) 10.1098/rsif.2014.1344

2014

Lacasa L and Gómez-Gardeñes J (2014). Analytical estimation of the correlation dimension of integer lattices. Chaos  vol. 24, (4) 10.1063/1.4896332
Lacasa L (2014). On the degree distribution of horizontal visibility graphs associated with Markov processes and dynamical systems: diagrammatic and variational approaches. Nonlinearity  vol. 27, (9) 2063-2093. 10.1088/0951-7715/27/9/2063
Luque J, Luque B and Lacasa L (2014). Speech earthquakes: scaling and universality in human voice. Corr  vol. abs/1408.0985,

2013

Núñez ÁM, Lacasa L and Gómez JP (2013). Horizontal Visibility graphs generated by type-II intermittency. Iop Publishing  Journal of Physics a: Mathematical and Theoretical  vol. 47, (3) 035102-035102. 10.1088/1751-8113/47/3/035102
Luque B, Torre IG and Lacasa L (2013). Phase transitions in number theory: from the birthday problem to Sidon sets. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 88, (5) 10.1103/PhysRevE.88.052119
Núñez ÁM, Luque B, Lacasa L, Gómez JP and Robledo A (2013). Horizontal visibility graphs generated by type-I intermittency. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 87, (5) 10.1103/PhysRevE.87.052801
Lacasa L and Gómez-Gardeñes J (2013). Correlation dimension of complex networks. Phys Rev Lett  vol. 110, (16) 10.1103/PhysRevLett.110.168703

2012

Luque B, Lacasa L and Robledo A (2012). Feigenbaum graphs at the onset of chaos. Physics Letters A  vol. 376, (47-48) 3625-3629. 10.1016/j.physleta.2012.10.050
Lacasa L and Luque B (2012). Phase transition in the countdown problem. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 86, (1 Pt 1) 10.1103/PhysRevE.86.010105
Nunez A, Lacasa L, Valero E, Patricio Gomez J and Luque B (2012). DETECTING SERIES PERIODICITY WITH HORIZONTAL VISIBILITY GRAPHS. International Journal of Bifurcation and Chaos  vol. 22, (7) 10.1142/S021812741250160X
Lacasa L, Nunez A, Roldan E, Parrondo JMR and Luque B (2012). Time series irreversibility: a visibility graph approach. European Physical Journal B  vol. 85, (6) 10.1140/epjb/e2012-20809-8
West J, Lacasa L, Severini S and Teschendorff A (2012). Approximate entropy of network parameters. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 85, (4 Pt 2) 10.1103/PhysRevE.85.046111
Luque B, Lacasa L, Ballesteros FJ and Robledo A (2012). Analytical properties of horizontal visibility graphs in the Feigenbaum scenario. Chaos  vol. 22, (1) 10.1063/1.3676686
Lacasa L, Tagliabue J and Berdahl A (2012). Crossover phenomenon in the performance of an Internet search engine. Corr  vol. abs/1205.1505,
Lacasa L (2012). Comment on the existence of a long range correlation in the geomagnetic disturbance storm time (Dst) index. Astrophysics and Space Science  vol. 337, (1) 21-22. 10.1007/s10509-011-0926-0

2011

Valero E, Torrealba M, Lacasa L and Fraysse F (2011). Fast resolution of a single factor Heath-Jarrow-Morton model with stochastic volatility. Journal of Computational and Applied Mathematics  vol. 236, (6) 1637-1655. 10.1016/j.cam.2011.09.027
Luque B, Lacasa L, Ballesteros FJ and Robledo A (2011). Feigenbaum graphs: a complex network perspective of chaos. Plos One  vol. 6, (9) 10.1371/journal.pone.0022411

2010

Komin N, Lacasa L and Toral R (2010). Critical behavior of a Ginzburg-Landau model with additive quenched noise. Journal of Statistical Mechanics-Theory and Experiment  10.1088/1742-5468/2010/12/P12008
Mastrangeli M, Schmidt M and Lacasa L (2010). The Roundtable: An Abstract Model of Conversation Dynamics. Jasss-The Journal of Artificial Societies and Social Simulation  vol. 13, (4) 10.18564/jasss.1631
Lacasa L and Toral R (2010). Description of stochastic and chaotic series using visibility graphs. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 82, (3 Pt 2) 10.1103/PhysRevE.82.036120
Mastrangeli M, Schmidt M and Lacasa L (2010). The Roundtable: An Abstract Model of Conversation Dynamics. J. Artificial Societies and Social Simulation  vol. 13,

2009

Luque B, Lacasa L, Ballesteros F and Luque J (2009). Horizontal visibility graphs: exact results for random time series. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 80, (4 Pt 2) 10.1103/PhysRevE.80.046103
Lacasa L, Cea M and Zanin M (2009). Jamming transition in air transportation networks. Physica a-Statistical Mechanics and Its Applications  vol. 388, (18) 3948-3954. 10.1016/j.physa.2009.06.005
Luque B and Lacasa L (2009). The first-digit frequencies of prime numbers and Riemann zeta zeros. Proceedings of The Royal Society a-Mathematical Physical and Engineering Sciences  vol. 465, (2107) 2197-2216. 10.1098/rspa.2009.0126
Zanin M, Lacasa L and Cea M (2009). Dynamics in scheduled networks. Chaos  vol. 19, (2) 10.1063/1.3129785
Lacasa L, Luque B, Luque J and Nuno JC (2009). The visibility graph: A new method for estimating the Hurst exponent of fractional Brownian motion. Epl  vol. 86, (3) 10.1209/0295-5075/86/30001

2008

Luque B, Miramontes O and Lacasa L (2008). Number theoretic example of scale-free topology inducing self-organized criticality. Phys Rev Lett  vol. 101, (15) 10.1103/PhysRevLett.101.158702
Lacasa L, Luque B, Ballesteros F, Luque J and Nuño JC (2008). From time series to complex networks: the visibility graph. Proc Natl Acad Sci U S A  vol. 105, (13) 4972-4975. 10.1073/pnas.0709247105
Lacasa L, Luque B and Miramontes O (2008). Phase transition and computational complexity in a stochastic prime number generator. New Journal of Physics  vol. 10, 10.1088/1367-2630/10/2/023009

2007

Bascompte J, Luque B, Olarrea J and Lacasa L (2007). A probabilistic model of reserve design. J Theor Biol  vol. 247, (1) 205-211. 10.1016/j.jtbi.2007.02.015
Luque B, Lacasa L and Miramontes O (2007). Phase transition in a stochastic prime-number generator. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 76, (1 Pt 1) 10.1103/PhysRevE.76.010103
Ferrera A, Luque B, Lacasa L and Valero E (2007). Self-overlap as a method of analysis in Ising models. Phys Rev E Stat Nonlin Soft Matter Phys  vol. 75, (6 Pt 1) 10.1103/PhysRevE.75.061103

2006

Lacasa L and Luque B (2006). Bonabeau hierarchy models revisited. Physica a-Statistical Mechanics and Its Applications  vol. 366, (1) 472-484. 10.1016/j.physa.2005.10.046

Grants

Grants of specific relevance to Applied Data Science
Early career fellowship: SIG-NET
Lacasa L
£379,049 Engineering and Physical Sciences Research Council (01-06-2017 - 31-05-2020)