Probabilistic latent semantic indexing
Proceedings of the 22nd annual international ACM SIGIR conference on Research and development in information retrieval
Social net: using patterns of physical proximity over time to infer shared interests
CHI '02 Extended Abstracts on Human Factors in Computing Systems
Understanding and Using Context
Personal and Ubiquitous Computing
Automatic image annotation and retrieval using cross-media relevance models
Proceedings of the 26th annual international ACM SIGIR conference on Research and development in informaion retrieval
The Journal of Machine Learning Research
Using GPS to learn significant locations and predict movement across multiple users
Personal and Ubiquitous Computing
Exploiting relational structure to understand publication patterns in high-energy physics
ACM SIGKDD Explorations Newsletter
ContextPhone: A Prototyping Platform for Context-Aware Mobile Applications
IEEE Pervasive Computing
PERCOM '06 Proceedings of the Fourth Annual IEEE International Conference on Pervasive Computing and Communications
Extracting Places and Activities from GPS Traces Using Hierarchical Conditional Random Fields
International Journal of Robotics Research
Discovery of activity patterns using topic models
UbiComp '08 Proceedings of the 10th international conference on Ubiquitous computing
Navigate like a cabbie: probabilistic reasoning from observed context-aware behavior
UbiComp '08 Proceedings of the 10th international conference on Ubiquitous computing
Mixed Membership Stochastic Blockmodels
The Journal of Machine Learning Research
What did you do today?: discovering daily routines from large-scale mobile data
MM '08 Proceedings of the 16th ACM international conference on Multimedia
Dynamic mixed membership blockmodel for evolving networks
ICML '09 Proceedings of the 26th Annual International Conference on Machine Learning
SmartActions: Context-Aware Mobile Phone Shortcuts
INTERACT '09 Proceedings of the 12th IFIP TC 13 International Conference on Human-Computer Interaction: Part I
IEEE Transactions on Systems, Man, and Cybernetics, Part B: Cybernetics - Special issue on human computing
Modeling relational events via latent classes
Proceedings of the 16th ACM SIGKDD international conference on Knowledge discovery and data mining
Discovering human places of interest from multimodal mobile phone data
Proceedings of the 9th International Conference on Mobile and Ubiquitous Multimedia
GDC: Group Discovery Using Co-location Traces
SOCIALCOM '10 Proceedings of the 2010 IEEE Second International Conference on Social Computing
GroupUs: Smartphone Proximity Data and Human Interaction Type Mining
ISWC '11 Proceedings of the 2011 15th Annual International Symposium on Wearable Computers
Contextual Grouping: Discovering Real-Life Interaction Types from Longitudinal Bluetooth Data
MDM '11 Proceedings of the 2011 IEEE 12th International Conference on Mobile Data Management - Volume 01
Learning and recognizing the places we go
UbiComp'05 Proceedings of the 7th international conference on Ubiquitous Computing
UbiComp'06 Proceedings of the 8th international conference on Ubiquitous Computing
Predestination: inferring destinations from partial trajectories
UbiComp'06 Proceedings of the 8th international conference on Ubiquitous Computing
Instrumenting the city: developing methods for observing and understanding the digital cityscape
UbiComp'06 Proceedings of the 8th international conference on Ubiquitous Computing
Virtual compass: relative positioning to sense mobile social interactions
Pervasive'10 Proceedings of the 8th international conference on Pervasive Computing
Identifying anomalous social contexts from mobile proximity data using binomial mixture models
IDA'12 Proceedings of the 11th international conference on Advances in Intelligent Data Analysis
Mining smartphone data to classify life-facets of social relationships
Proceedings of the 2013 conference on Computer supported cooperative work
Proceedings of the 2013 ACM international joint conference on Pervasive and ubiquitous computing
An unsupervised learning approach to social circles detection in ego bluetooth proximity network
Proceedings of the 2013 ACM international joint conference on Pervasive and ubiquitous computing
Sensing group proximity dynamics of firefighting teams using smartphones
Proceedings of the 2013 International Symposium on Wearable Computers
Monitor and understand pilgrims: data collection using smartphones and wearable devices
Proceedings of the 2013 ACM conference on Pervasive and ubiquitous computing adjunct publication
Inferring social activities with mobile sensor networks
Proceedings of the 15th ACM on International conference on multimodal interaction
Visual analysis of social networks in space and time using smartphone logs
Pervasive and Mobile Computing
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Since humans are fundamentally social beings and interact frequently with others in their daily life, understanding social context is of primary importance in building context-aware applications. In this paper, using smartphone Bluetooth as a proximity sensor to create social networks, we present a probabilistic approach to mine human interaction types in real life. Our analysis is conducted on Bluetooth data continuously sensed with smartphones for over one year from 40 individuals who are professionally or personally related. The results show that the model can automatically discover a variety of social contexts. We objectively validated our model by studying its predictive and retrieval performance.