Path knowledge discovery: Association mining based on multi-category lexicons. - Chen Liu; Wesley W. Chu; Fred W. Sabb; Douglas Stott Parker; Joseph Korpela (IEEE BigData, 2014)

Evaluating tooth brushing performance with smartphone sound data. - Joseph Korpela; Ryosuke Miyaji; Takuya Maekawa; Kazunori Nozaki; Hiroo Tamagawa (UbiComp, 2015)

An energy-aware method for the joint recognition of activities and gestures using wearable sensors. - Joseph Korpela; Kazuyuki Takase; Takahiro Hirashima; Takuya Maekawa; Julien Eberle; Dipanjan Chakraborty 001; Karl Aberer (ISWC, 2015)

Tree-structured classifier for acceleration-based activity and gesture recognition on smartwatches. - Joseph Korpela; Takuya Maekawa; Julien Eberle; Dipanjan Chakraborty 001; Karl Aberer (PerCom Workshops, 2016)

Toothbrushing Performance Evaluation Using Smartphone Audio Based on Hybrid HMM-recognition/SVM-regression Model. - Joseph Korpela; Ryosuke Miyaji; Takuya Maekawa; Kazunori Nozaki; Hiroo Tamagawa (J. Inf. Process., 2016)

Spatio-temporal adaptive indoor positioning using an ensemble approach. - Taisei Hayashi; Daisuke Taniuchi; Joseph Korpela; Takuya Maekawa (Pervasive Mob. Comput., 2017)

Unobtrusive detection of body movements during sleep using Wi-Fi received signal strength with model adaptation technique. - Osamu Ammae; Joseph Korpela; Takuya Maekawa (Future Gener. Comput. Syst., 2018)

Privacy preserving recognition of object-based activities using near-infrared reflective markers. - Joseph Korpela; Takuya Maekawa (Pers. Ubiquitous Comput., 2018)

Unsupervised Factory Activity Recognition with Wearable Sensors Using Process Instruction Information. - Qingxin Xia; Atsushi Wada; Joseph Korpela; Takuya Maekawa; Yasuo Namioka (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2019)

Human Activity Recognition with Deep Reinforcement Learning using the Camera of a Mobile Robot. - Teerawat Kumrai; Joseph Korpela; Takuya Maekawa; Yen Yu; Ryota Kanai (PerCom, 2020)

Smartphone-assisted Automatic Indoor Localization of BLE-enabled Appliances Using BLE and GNSS Signals. - Masayuki Fujiwara; Tomoya Nakatani; Yiming Tian; Joseph Korpela; Takuya Maekawa; Takahiro Hara (BuildSys, 2020)

Robust Unsupervised Factory Activity Recognition with Body-worn Accelerometer Using Temporal Structure of Multiple Sensor Data Motifs. - Qingxin Xia; Joseph Korpela; Yasuo Namioka; Takuya Maekawa (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2020)

Reducing Label Fragmentation During Time-series Data Annotation to Reduce Annotation Costs. - Joseph Korpela; Takayuki Akiyama; Takehiro Niikura; Katsuyuki Nakamura (UbiComp/ISWC Adjunct, 2021)

Automated construction of Wi-Fi-based indoor logical location predictor using crowd-sourced photos with Wi-Fi signals. - Teerawat Kumrai; Joseph Korpela; Yizhe Zhang; Kazuya Ohara; Tomoki Murakami; Hirantha Abeysekera; Takuya Maekawa (Pervasive Mob. Comput., 2023)