Developing a context-aware electronic tourist guide: some issues and experiences. - Keith Cheverst; Nigel Davies 001; Keith Mitchell; Adrian Friday; Christos Efstratiou (CHI, 2000)

Feature Interactions Outside a Telecom Domain. - Lynne Blair; Gordon S. Blair; Jianxiong Pang; Christos Efstratiou (FICS, 2001)

An Architecture for the Effective Support of Adaptive Context-Aware Applications. - Christos Efstratiou; Keith Cheverst; Nigel Davies 001; Adrian Friday (Mobile Data Management, 2001)

The Rationale for Infrastructure Support for Adaptive and Context-aware Applications: A Position Paper. - Nigel Davies 001; Keith Cheverst; Christos Efstratiou; Adrian Friday (Infrastructure for Mobile and Wireless Systems, 2001)

Using Context as a Crystal Ball: Rewards and Pitfalls. - Keith Cheverst; Nigel Davies 001; Keith Mitchell; Christos Efstratiou (Pers. Ubiquitous Comput., 2001)

Utilising the Event Calculus for Policy Driven Adaptation on Mobile Systems. - Christos Efstratiou; Adrian Friday; Nigel Davies 001; Keith Cheverst (POLICY, 2002)

A Platform Supporting Coordinated Adaptation in Mobile Systems. - Christos Efstratiou; Adrian Friday; Nigel Davies 001; Keith Cheverst (WMCSA, 2002)

Coordinated adaptation for adaptive context-aware applications. - Christos Efstratiou (2004)

Sensor Networks or Smart Artifacts? An Exploration of Organizational Issues of an Industrial Health and Safety Monitoring System. - Gerd Kortuem; David Alford; Linden J. Ball; Jerry S. Busby; Nigel Davies 001; Christos Efstratiou; Joe Finney; Marian Iszatt White; Katharina Kinder (UbiComp, 2007)

Network interrupts: supporting delay sensitive applications in low power wireless control networks. - James Brown; Joe Finney; Christos Efstratiou; Benjamin Green 001; Nigel Davies 001; Mark Lowton; Gerd Kortuem (Challenged Networks, 2007)

Experiences of designing and deploying intelligent sensor nodes to monitor hand-arm vibrations in the field. - Christos Efstratiou; Nigel Davies 001; Gerd Kortuem; Joe Finney; Rob Hooper; Mark Lowton (MobiSys, 2007)

Sensing Danger - Challenges in Supporting Health and Safety Compliance in the Field. - Nigel Davies 001; Christos Efstratiou; Joe Finney; Rob Hooper; Gerd Kortuem; Mark Lowton (HotMobile, 2007)

Smart Design for Human Performance in the Office of the Future - Requirements towards Services and Technical Advises for Tomorrows Office Work. - Johannes Kriegel; Franziska Jehle; Christos Efstratiou; Lambert Zaad; Janina Heppner; Jürgen Hupp (AmI Workshops, 2008)

Exploring the Design of Pay-Per-Use Objects in the Construction Domain. - Daniel Fitton; Vasughi Sundramoorthy; Gerd Kortuem; James Brown; Christos Efstratiou; Joe Finney; Nigel Davies 001 (EuroSSC, 2008)

Intelligent Mobility Systems: Some Socio-technical Challenges and Opportunities. - Monika Büscher; Paul Coulton; Christos Efstratiou; Hans Gellersen; Drew Hemment; Rashid Mehmood; Daniela Sangiorgi (EuropeComm, 2009)

A shared sensor network infrastructure. - Christos Efstratiou; Ilias Leontiadis; Cecilia Mascolo; Jon Crowcroft (SenSys, 2010)

Reflections on the long-term use of an experimental digital signage system. - Sarah Clinch; Nigel Davies 001; Adrian Friday; Christos Efstratiou (UbiComp, 2011)

Enabling opportunistic resources sharing on mobile operating systems: benefits and challenges. - Narseo Vallina-Rodriguez; Christos Efstratiou; Geoffrey G. Xie; Jon Crowcroft (S3@MobiCom, 2011)

SenShare: Transforming Sensor Networks into Multi-application Sensing Infrastructures. - Ilias Leontiadis; Christos Efstratiou; Cecilia Mascolo; Jon Crowcroft (EWSN, 2012)

Collecting big datasets of human activity one checkin at a time. - Theus Hossmann; Christos Efstratiou; Cecilia Mascolo (HotPlanet@MobiSys, 2012)

Sense and Sensibility in a Pervasive World. - Christos Efstratiou; Ilias Leontiadis; Marco Picone; Kiran K. Rachuri; Cecilia Mascolo; Jon Crowcroft (Pervasive, 2012)

Don't kill my ads!: balancing privacy in an ad-supported mobile application market. - Ilias Leontiadis; Christos Efstratiou; Marco Picone; Cecilia Mascolo (HotMobile, 2012)

Reflections on Long-Term Experiments with Public Displays. - Adrian Friday; Nigel Davies 001; Christos Efstratiou (Computer, 2012)

ParkSense: a smartphone based sensing system for on-street parking. - Sarfraz Nawaz; Christos Efstratiou; Cecilia Mascolo (MobiCom, 2013)

METIS: Exploring mobile phone sensing offloading for efficiently supporting social sensing applications. - Kiran K. Rachuri; Christos Efstratiou; Ilias Leontiadis; Cecilia Mascolo; Peter J. Rentfrow (PerCom, 2013)

Tracking serendipitous interactions: how individual cultures shape the office. - Chloë Brown; Christos Efstratiou; Ilias Leontiadis; Daniele Quercia; Cecilia Mascolo (CSCW, 2014)

The architecture of innovation: tracking face-to-face interactions with ubicomp technologies. - Chloë Brown; Christos Efstratiou; Ilias Leontiadis; Daniele Quercia; Cecilia Mascolo; James Scott; Peter B. Key (UbiComp, 2014)

Smartphone sensing offloading for efficiently supporting social sensing applications. - Kiran K. Rachuri; Christos Efstratiou; Ilias Leontiadis; Cecilia Mascolo; Peter J. Rentfrow (Pervasive Mob. Comput., 2014)

IEEE PerCom 2015. - Christos Efstratiou; Kiran K. Rachuri; Sajal K. Das 001 (IEEE Pervasive Comput., 2015)

OSN mood tracking: exploring the use of online social network activity as an indicator of mood changes. - James Alexander Lee; Christos Efstratiou; Lu Bai 006 (UbiComp Adjunct, 2016)

weSport: Utilising wrist-band sensing to detect player activities in basketball games. - Lu Bai 006; Christos Efstratiou; Chee Siang Ang (PerCom Workshops, 2016)

Smart Sensing Systems for the Daily Drive. - Sarfraz Nawaz; Christos Efstratiou; Cecilia Mascolo (IEEE Pervasive Comput., 2016)

Next2Me: Capturing Social Interactions through Smartphone Devices using WiFi and Audio signals. - Jon Baker; Christos Efstratiou (MobiQuitous, 2017)

Swallowing detection for game control: Using skin-like electronics to support people with dysphagia. - Benjamin Nicholls; Chee Siang Ang; Christos Efstratiou; Yongkuk Lee; Woon-Hong Yeo (PerCom Workshops, 2017)

A Channel Selection Approach Based on Convolutional Neural Network for Multi-channel EEG Motor Imagery Decoding. - Deogratias Mzurikwao; Oluwarotimi Williams Samuel; Mojisola Grace Asogbon; Xiangxin Li; Guanglin Li 001; Woon-Hong Yeo; Christos Efstratiou; Chee Siang Ang (AIKE, 2019)

Motion2Vector: unsupervised learning in human activity recognition using wrist-sensing data. - Lu Bai 006; Chris Yeung; Christos Efstratiou; Moyra Chikomo (UbiComp/ISWC Adjunct, 2019)

Exploring the Touch and Motion Features in Game-Based Cognitive Assessments. - Jittrapol Intarasirisawat; Chee Siang Ang; Christos Efstratiou; Luke William Feidhlim Dickens; Rupert Page (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2019)

Quantitative Shape Measurement of An Inflatable Rubber Dam Using Inertial Sensors. - Yonghui Hu; Yong Yan 001; Christos Efstratiou; David Vela-Orte (I2MTC, 2020)

Investigating Smartphones and AR Glasses for Pedestrian Navigation and their Effects in Spatial Knowledge Acquisition. - Aymen Lakehal; Sophie Lepreux; Christos Efstratiou; Christophe Kolski; Pavlos Nicolaou (MobileHCI (Extended Abstracts), 2020)

An Automated Mobile Game-based Screening Tool for Patients with Alcohol Dependence. - Jittrapol Intarasirisawat; Chee Siang Ang; Christos Efstratiou; Luke Dickens; Naranchaya Sriburapar; Dinkar Sharma; Burachai Asawathaweeboon (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2020)

Tele-Immersive Improv: Effects of Immersive Visualisations on Rehearsing and Performing Theatre Online. - Boyd Branch; Christos Efstratiou; Piotr Mirowski; Kory W. Mathewson; Paul Allain (CHI, 2021)

Acoustic Based Footstep Detection in Pervasive Healthcare. - Summoogum Kelvin; Debayan Das; Dasgupta Subham; Ian McLoughlin 001; Christos Efstratiou; Ramaswamy Palaniappan (EMBC, 2021)

SnapAppy: A positive psychology intervention using smartphone photography to improve emotional well-being. - James Alexander Lee; Christos Efstratiou; Panote Siriaraya; Dinkar Sharma; Chee Siang Ang (Pervasive Mob. Comput., 2021)

Quantitative Shape Measurement of an Inflatable Rubber Dam Using an Array of Inertial Measurement Units. - Yonghui Hu; Yong Yan 001; Christos Efstratiou; David Vela-Orte (IEEE Trans. Instrum. Meas., 2021)

"I was Holding a Magic Box": Investigating the Effects of Private and Projected Displays in Outdoor Heritage Walks. - Mayank Loonker; Sophia Ppali; Rocio von Jungenfeld; Christos Efstratiou; Alexandra Covaci (Conference on Designing Interactive Systems, 2022)

Tracking daily routines of elderly users through acoustic sensing: An unsupervised learning approach. - Pavlos Nicolaou; Christos Efstratiou (PerCom Workshops, 2022)

Passive Tracking of Gait Biomarkers in Older Adults: Feasibility of an Acoustic Based Approach for Non-Intrusive gait Analysis. - Kelvin Summoogum; Debayan Das; Christos Efstratiou; Ramaswamy Palaniappan; Parvati Jayakumar; John Wall (BSN, 2023)

Mirror Placement Matters in Remote Collaboration. - Boyd Branch; Piotr Mirowski; Sophia Ppali; Rocio von Jungenfeld; Paul Allain; Christos Efstratiou (CHI Extended Abstracts, 2023)

Spatial Knowledge Acquisition for Pedestrian Navigation: A Comparative Study between Smartphones and AR Glasses. - Aymen Lakehal; Sophie Lepreux; Christos Efstratiou; Christophe Kolski; Pavlos Nicolaou (Inf., 2023)

A Machine Learning Framework for Optimising Indoor Thermal Comfort and Air Quality through Sensor Data Streams. - Chun Wai Chiu; Christos Efstratiou; Marialena Nikolopoulou; Matthew Barker; Andrew Baldwin; Malcolm Clarke (BuildSys, 2024)