Mario Alberto Chapa Martell

A Pervasive Sensing Approach to Automatic Assessment of Trunk Coordination Using Mobile Devices

Zilu Liang, Yasuyuki Yoshida, Nami Iino, 2018, EAI Endorsed Trans. Pervasive Health Technol..

Is fitbit fit for sleep-tracking?: sources of measurement errors and proposed countermeasures

Zilu Liang, Mario Alberto Chapa Martell, Bernd Ploderer, 2017, PervasiveHealth.

A Top-Down Approach to Teaching Web Development in the Cloud

Zilu Liang, Mario Alberto Chapa Martell, 2018, 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering (TALE).

Investigating Classroom Activities in English Conversation Lessons Based on Activity Coding and Data Visualization

Zilu Liang, Takuichi Nishimura, Mario Alberto Chapa Martell, 2017, JSAI-isAI Workshops.

A cloud-based intelligent computing system for contextual exploration on personal sleep-tracking data using association rule mining

Zilu Liang, Takuichi Nishimura, Mario Alberto Chapa Martell, 2016 .

Mining hidden correlations between sleep and lifestyle factors from quantified-self data

Zilu Liang, Takuichi Nishimura, Mario Alberto Chapa Martell, 2016, UbiComp Adjunct.

Validity of Consumer Activity Wristbands and Wearable EEG for Measuring Overall Sleep Parameters and Sleep Structure in Free-Living Conditions

Zilu Liang, Mario Alberto Chapa Martell, Zilu Liang, 2018, Journal of Healthcare Informatics Research.

A Linear Performance-Breakdown Model for GPU Programming Optimization Guidance

Mario Alberto Chapa Martell, Sato Hiroyuki, S. Hiroyuki, 2014, 2014 IEEE International Parallel & Distributed Processing Symposium Workshops.

Not All Errors Are Created Equal: Influence of User Characteristics on Measurement Errors of Consumer Wearable Devices for Sleep Tracking

Zilu Liang, Mario Alberto Chapa Martell, 2018, EAI Endorsed Trans. Pervasive Health Technol..

Achieving Accurate Ubiquitous Sleep Sensing with Consumer Wearable Activity Wristbands Using Multi-class Imbalanced Classification

Zilu Liang, Mario Alberto Chapa Martell, Zilu Liang, 2019, 2019 IEEE Intl Conf on Dependable, Autonomic and Secure Computing, Intl Conf on Pervasive Intelligence and Computing, Intl Conf on Cloud and Big Data Computing, Intl Conf on Cyber Science and Technology Congress (DASC/PiCom/CBDCom/CyberSciTech).

Considering interpersonal differences in validating wearable sleep-tracking technologies

Zilu Liang, Mario Alberto Chapa Martell, 2017, 2017 Tenth International Conference on Mobile Computing and Ubiquitous Network (ICMU).

Combining Numerical and Visual Approaches in Validating Sleep Data Quality of Consumer Wearable Wristbands

Zilu Liang, Mario Alberto Chapa Martell, Zilu Liang, 2019, 2019 IEEE International Conference on Pervasive Computing and Communications Workshops (PerCom Workshops).

Nurturing wearable and mHealth technologies for self-care: Mindset, tool set and skill set

Zilu Liang, Takuichi Nishimura, Mario Alberto Chapa Martell, 2016, 2016 IEEE 18th International Conference on e-Health Networking, Applications and Services (Healthcom).

Linear Performance-Breakdown Model: A Framework for GPU kernel programs performance analysis

Hiroyuki Sato, Mario Alberto Chapa Martell, 2015, Int. J. Netw. Comput..

Combining Resampling and Machine Learning to Improve Sleep-Wake Detection of Fitbit Wristbands

Zilu Liang, Mario Alberto Chapa Martell, Zilu Liang, 2019, 2019 IEEE International Conference on Healthcare Informatics (ICHI).

A Personalized Approach for Detecting Unusual Sleep from Time Series Sleep-Tracking Data

Zilu Liang, Takuichi Nishimura, Mario Alberto Chapa Martell, 2016, 2016 IEEE International Conference on Healthcare Informatics (ICHI).

A Two-stage Imbalanced Learning Method for Sleep Stages Classification using Consumer Activity Trackers

Zilu Liang, Mario Alberto Chapa Martell, 2020, HEALTHINF.

Framing Self-quantification for Individual-level Preventive Health Care

Zilu Liang, Mario Alberto Chapa Martell, 2015, HEALTHINF.

A Multi-Level Classification Approach for Sleep Stage Prediction With Processed Data Derived From Consumer Wearable Activity Trackers

Zilu Liang, Mario Alberto Chapa Martell, Zilu Liang, 2021, Frontiers in Digital Health.

Validation of Omron Wearable Blood Pressure Monitor HeartGuideTM in Free-Living Environments

Mario Alberto Chapa Martell, Zilu Liang, 2020, MobiHealth.