📖 Publications

PhD Research

Evaluating Collaborative Filtering Over Time
N. Lathia. Department of Computer Science, University College London. June 2010.
Supervisors: Prof. Stephen Hailes, Prof. Licia Capra

Research Publications

Effectiveness of providing university students with a mindfulness-based intervention to increase resilience to stress: a pragmatic randomised controlled trial.
J. Galante, G. Dufour, M. Vainre, A. Wagner, J. Stochl, A. Benton, N. Lathia, E. Howarth, P. Jones. In The Lancet Public Health. Accepted November 2017. [The Guardian, The Daily Mail, Punjab Tribune]

When User Experience Designers Partner with Data Scientists
F. Girardin, N. Lathia. In AAAI Spring Symposium on Designing the User Experience of Machine Learning Systems. Palo Alto, CA, USA. March 2017.

Mobile Sensing at the Service of Mental Well-being: a Large-Scale Longitudinal Study
S. Servia-Rodríguez, K. K. Rachuri, C. Mascolo, P. J. Rentfrow, N. Lathia, G. M. Sandstrom. In Proceedings of 26th International World Wide Web Conference. Computational Health Track. Perth, Australia. April 2017.

Happier People Live More Active Lives: Using Smartphones to Link Happiness and Physical Activity
N. Lathia, G. M. Sandstrom, C. Mascolo, P. J. Rentfrow. In PLoS ONE. January 2017. [Press release, New York Times]

Putting Mood in Context: Using Smartphones to Examine How People Feel in Different Locations
G. M. Sandstrom, N. Lathia, C. Mascolo, P. J. Rentfrow. Journal of Research in Personality. Accepted June 2016.

The Feasibility of a Context Sensing Smoking Cessation Smartphone Application (Q Sense): A Mixed Methods Study
F. Naughton, S. Hopewell, N. Lathia, R. Schalbroeck, C. Brown, C. Mascolo, S. Sutton. JMIR mHealth uHealth. Accepted May 2016 [MRC Network Magazine, Science Magazine].

Mobile-Based Experience Sampling for Behaviour Research
V. Pejovic, N. Lathia, C. Mascolo, M. Musolesi. Chapter in Emotions and Personality in Personalized Systems. Accepted June 2015.

Opportunities for Smartphones in Clinical Care: The Future of Mobile Mood Monitoring
G. Sandstrom, N. Lathia, C. Mascolo, P. Rentfrow. The Journal of Clinical Psychiatry. May 2015.

Comparing Cities’ Cycling Patterns Using Online Shared Bicycle Maps
A. Sarkar, N. Lathia, C. Mascolo. In Springer Transportation, Special Issue on Emerging, Passively Generated Datasets for Travel Behavior and Policy Analysis. April 2015.

Tube Star: Crowd-Sourced Experiences on Public Transport
N. Lathia, L. Capra. In the 11th International Conference on Mobile and Ubiquitous Systems. London, UK. December 2014.

Group Colocation Behavior in Technological Social Networks
C. Brown, N. Lathia, A. Noulas, C. Mascolo, V. Blondel. In PLoS ONE. August 2014.

Smartphones for Large-scale Behaviour Change Interventions
N. Lathia, V. Pejovic, K. Rachuri, C. Mascolo, M. Musolesi, P. Rentfrow. In IEEE Pervasive Computing, Special Issue on Understanding and Changing Behavior, Accepted May 2013.

Contextual Dissonance: Design Bias in Sensor-Based Experience Sampling Methods
N. Lathia, K. Rachuri, C. Mascolo, P. Rentfrow. In ACM International Joint Conference on Pervasive and Ubiquitous Computing. Zurich, Switzerland. September 8-12, 2013.

Open Source Smartphone Libraries for Computational Social Science
N. Lathia, K. Rachuri, C. Mascolo, G. Roussos. In 2nd ACM Workshop on Mobile Systems for Computational Social Science. Zurich, Switzerland. September 8, 2013.

Probabilistic Group Recommendation via Information Matching
J. Gorla, N. Lathia, S. Robertson, J. Wang. In 22nd International World Wide Web Conference. Rio de Janeiro, Brazil. May 13-17, 2013.

Individuals Among Commuters: Building Personalised Transport Information Services from Fare Collection Systems
N. Lathia, C. Smith, J. Froehlich, L. Capra. In Elsevier Pervasive and Mobile Computing, Special Issue on Pervasive Urban Applications, Accepted October 2012.

Measuring the Impact of Opening the London Shared Bicycle Scheme to Casual Users
N. Lathia, S. Ahmed, L. Capra. In Elsevier Transportation Research Part C, January 2012. [Salon]

Mining User Mobility Features for Next Place Prediction in Location-based Services
A. Noulas, S. Scellato, N. Lathia, C. Mascolo. In IEEE International Conference on Data Mining. Brussels, Belgium. December 10-13, 2012.

A Random Walk Around the City: New Venue Recommendation in Location-Based Social Networks
A. Noulas, S. Scellato, N. Lathia, C. Mascolo. In IEEE International Conference on Social Computing. Amsterdam, Netherlands. September 3-5, 2012.

The Hidden Image of the City: Sensing Community Well-Being from Urban Mobility
N. Lathia, D. Quercia, J. Crowcroft. In Pervasive 2012. Newcastle, UK. June 18-22, 2012. [New Scientist]

Using Control Theory for Stable and Efficient Recommender Systems
T. Jambor, J. Wang, N. Lathia. In 21st International World Wide Web Conference. Lyon, France. April 16-20, 2012.

Personalizing Mobile Travel Information Services
N. Lathia, L. Capra, D. Magliocchetti, F. De Vigili, G. Conti, R. De Amicis, T. Arentze, J. Zhang, D. Calì, V. Alexa. In Transport Research Arena. Athens, Greece. April 23-26, 2012.

How Smart is Your Smartcard? Measuring Travel Behaviours, Perceptions, and Incentives
N. Lathia, L. Capra. In 13th ACM International Conference on Ubiquitous Computing. Beijing, China. September 17-21, 2011.

Mining Mobility Data to Minimise Travellers’ Spending on Public Transport
N. Lathia, L. Capra. In ACM SIGKDD 2011 Conference on Knowledge Discovery and Data Mining. San Diego, California, USA. August 21-24, 2011. [BBC News]

Mining Public Transport Usage for Personalised Intelligent Transport Systems
N. Lathia, J. Froehlich, L. Capra. In IEEE International Conference on Data Mining. Sydney, Australia. December 14-17, 2010.

Recommending Social Events from Mobile Phone Location Data
D. Quercia, N. Lathia, F. Calabrese, G. Di Lorenzo, J. Crowcroft. In IEEE 2010 International Conference on Data Mining. Sydney, Australia. December 14-17, 2010.

Temporal Diversity in Recommender Systems
N. Lathia, S. Hailes, L. Capra, X. Amatriain. In ACM SIGIR 2010 Annual Conference on Research & Development on Information Retrieval. Geneva, Switzerland. July 19-23, 2010.

Temporal Collaborative Filtering with Adaptive Neighbourhoods
N. Lathia, S. Hailes, L. Capra. In ACM SIGIR 2009 Annual Conference on Research & Development on Information Retrieval. Boston, Massachusetts, USA. July 19-23, 2009.

The Wisdom of the Few: A Collaborative Filtering Approach Based on Expert Opinions from the Web
X. Amatriain, N. Lathia, J.M. Pujol, H. Kwak, N. Oliver. In ACM SIGIR 2009 Annual Conference on Research & Development on Information Retrieval. Boston, Massachusetts, USA. July 19-23, 2009.

kNN CF: A Temporal Social Network
N. Lathia, S. Hailes, L. Capra. In ACM Conference on Recommender Systems 2008. Lausanne, Switzerland. October 23-25, 2008.

Trust-Based Collaborative Filtering
N. Lathia, S. Hailes, L. Capra. In Joint iTrust and PST Conferences on Privacy, Trust Management and Security (IFIPTM). Trondheim, Norway. June 18-20, 2008.

The Effect of Correlation Coefficients on Communities of Recommenders
N. Lathia, S. Hailes, L. Capra. In 23rd Annual ACM Symposium on Applied Computing. Trust, Recommendations, Evidence and other Collaboration Know-how (TRECK) Track. Fortaleza, Brazil. March 16-20, 2008.

Private Distributed Collaborative Filtering using Estimated Concordance Measures
N. Lathia, S. Hailes, L. Capra. In ACM Conference on Recommender Systems 2007. Minneapolis, Minnesota, USA. October 19-20, 2007.

Book Chapters

Location Recommendation with Social Media Data
C. Bothorel, N. Lathia, R. Picot-Clemente, A. Noulas. Chapter 16 in Brusilovsky, P., He, D. (eds.) Social Information Access. May 2018.

The Anatomy of Mobile Location-Based Recommender Systems
N. Lathia. In the Recommender Systems Handbook (2nd Edition).

The Human Sensor: Bridging Between Human Data and Services
N. Lathia. Chapter in the Handbook of Human Computation. Springer Publishing. October 2013.

Computing Recommendations With Collaborative Filtering
N. Lathia. Chapter 2 in Collaborative and Social Information Retrieval and Access: Techniques for Improved User Modeling. IGI Global Publishing. July 2008.

Workshop Publications

Using Idle Moments to Record Your Health via Mobile Applications
N. Lathia. In ACM Workshop on Mobile Systems for Computational Social Science. Low Wood Bay, Lake District, UK. June 25, 2012.

Temporal Defenses for Robust Recommendations
N. Lathia, S. Hailes, L. Capra. In ECML/PKDD Workshop on Privacy and Security Issues in Data Mining and Machine Learning. Barcelona, Spain. September 24, 2010.

Evaluating Collaborative Filtering Over Time
N. Lathia, S. Hailes, L. Capra. In ACM SIGIR 2009 Workshop on the Future of IR Evaluation. Boston, Massachusetts, USA. July 23, 2009.

Collaborative Filtering With Adaptive Information Sources
N. Lathia, X. Amatriain, J.M. Pujol. In IJCAI Workshop on Intelligent Techniques for Web Personalization and Recommender Systems. Pasadena, California, USA. July 11-17, 2009.

Posters, Abstracts, Demos, Proceedings

Bootstrapping a Destination Recommender System
N. Lathia. In ACM Conference on Recommender Systems 2017 (Industry Track). Como, Italy. August 27-31, 2017.

Assessing the Relationship Between Personality and Adaption to University Life Using Mobile Phones
S. Muller, G. Sandstrom, N. Lathia, C. Mascolo, J. Rentfrow. In European Conference on Personality. Timisoara, Romania. July 19-23, 2016.

Speed of engagement with support generated by a smoking cessation smartphone Just In Time Adaptive Intervention (JITAI)
F. Naughton, C. Brown, N. Lathia, S. Hopewell, S. Sutton, C. Mascolo. In 2nd Behaviour Change Conference: Digital Health and Wellbeing. London, UK. February 24-25, 2016.

Using Mobile Technology to Understand Student Adjustment
S. R. Müller, G. Sandstrom, N. Lathia, C. Mascolo, J. Rentfrow. In Society for Personality and Social Psychology. San Diego, California, USA. January 28-30, 2016.

Happy People have Active Lives: Sensing Happiness using Smartphone Accelerometers
N. Lathia, G. Sandstrom, J. Rentfrow and C. Mascolo. In International Conference on Computational Social Science. Helsinki, Finland. June 8-11, 2015.

The Development of a Novel Sensing Smoking Cessation App (Q Sense)
F. Naughton, N. Lathia, S. Hopewell, B. Brafman-Price, C. Mascolo, A. McEwen & S. Sutton. In UK Society for Behavioural Medicine<. Nottingham, UK. December 3-4, 2014.

The Development of a Context Aware Smoking Cessation app (QSense)
F. Naughton, N. Lathia, B. Brafman-Price, C. Mascolo, A. McEwen, S. Sutton. In European Health Psychology Society. Innsbruck, Austria. August 26-30, 2014.

Proceedings of the Workshop on Location-Aware Recommendations (LocalRec)
P. Bouros, N. Lathia, M. Renz, F. Ricci, D. Sacharidis. CEUR Workshop Proceedings 1405. co-located with the 9th ACM Conference on Recommender Systems (RecSys 2015).

Using Ratings to Profile Your Health
N. Lathia. In ACM Recommender Systems (Demo Track). Dublin, Ireland. September 9-13, 2012.