A curvature-compensation technique based on the difference of Si and SiGe junction voltages for bandgap voltage circuits. - Yi Huang 004; Li Zhu 004; Chun Cheung; Laleh Najafizadeh (ISCAS, 2014)

A low temperature coefficient voltage reference utilizing BiCMOS compensation technique. - Yi Huang 004; Li Zhu 004; Chun Cheung; Laleh Najafizadeh (ISCAS, 2014)

Identifying Dynamics of Brain Function Via Boolean Matrix Factorization. - Ali Haddad; Foroogh Shamsi; Li Zhu 004; Laleh Najafizadeh (ACSSC, 2018)

BiCMOS-Based Compensation: Toward Fully Curvature-Corrected Bandgap Reference Circuits. - Yi Huang 004; Li Zhu 004; Fanpeng Kong; Chun Cheung; Laleh Najafizadeh (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

Photoplethysmography-Based Blood Pressure Estimation Using Deep Learning. - Weinan Wang; Li Zhu 004; Fatemeh Marefat; Pedram Mohseni; Kevin L. Kilgore; Laleh Najafizadeh (ACSSC, 2020)

Identifying Task-Related Brain Functional States Via Cortical Networks. - Shiva Salsabilian; Li Zhu 004; Christian R. Lee; David J. Margolis; Laleh Najafizadeh (ISCAS, 2020)

Better Battery Life: Towards Energy-Efficient Smartwatch-Based Atrial Fibrillation Detection in Ambulatory Free-living Environments. - Hanbin Zhang; Li Zhu 004; Viswam Nathan; Jilong Kuang; Jacob Kim; Alex Gao 001 (BSN, 2021)

Device Invariant Deep Neural Networks for Pulmonary Audio Event Detection Across Mobile and Wearable Devices. - Mohsin Y. Ahmed; Li Zhu 004; Md. Mahbubur Rahman; Tousif Ahmed; Jilong Kuang; Alex Gao 001 (EMBC, 2021)

Towards Early Detection and Burden Estimation of Atrial Fibrillation in an Ambulatory Free-living Environment. - Hanbin Zhang; Li Zhu 004; Viswam Nathan; Jilong Kuang; Jacob Kim; Jun Alex Gao; Jeffrey E. Olgin (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)

Enhancement of Remote PPG and Heart Rate Estimation with Optimal Signal Quality Index. - Jiyang Li; Korosh Vatanparvar; Li Zhu 004; Jilong Kuang; Alex Gao 001 (BSN, 2022)

Respiration Rate Estimation from Remote PPG via Camera in Presence of Non-Voluntary Artifacts. - Korosh Vatanparvar; Migyeong Gwak; Li Zhu 004; Jilong Kuang; Alex Gao 001 (BSN, 2022)

Contactless SpO2 Detection from Face Using Consumer Camera. - Li Zhu 004; Korosh Vatanparvar; Migyeong Gwak; Jilong Kuang; Alex Gao 001 (BSN, 2022)

Remote Photoplethysmography and Heart Rate Estimation by Dynamic Region of Interest Tracking. - Wenchuan Wei; Korosh Vatanparvar; Li Zhu 004; Jilong Kuang; Alex Gao 001 (EMBC, 2022)

Atrial Fibrillation Detection and Atrial Fibrillation Burden Estimation via Wearables. - Li Zhu 004; Viswam Nathan; Jilong Kuang; Jacob Kim; Robert Avram; Jeffrey E. Olgin; Jun Alex Gao (IEEE J. Biomed. Health Informatics, 2022)

Advancements in Face Alignment Evaluation for Contact-less Vital Sign Detection. - Jicheng Li; Roghayeh Leila Barmaki; Li Zhu 004; Korosh Vatanparvar; Migyeong Gwak; Jilong Kuang; Alex Gao 001 (BSN, 2023)

Estimating SpO2 with Deep Oxygen Desaturations from Facial Video Under Various Lighting Conditions: A Feasibility Study. - Michael Chan 006; Li Zhu 004; Korosh Vatanparvar; Migyeong Gwak; Jilong Kuang; Alex Gao 001 (EMBC, 2023)

Contactless Monitoring of Respiratory Rate and Breathing Absence from Head Movements Using an RGB Camera. - Migyeong Gwak; Korosh Vatanparvar; Li Zhu 004; Jilong Kuang; Jun Alex Gao (EMBC, 2023)

Enhanced Contactless Heart Rate Monitoring Using Camera with Motion Artifact Removal During Physical Activities. - Korosh Vatanparvar; Jiyang Li; Migyeong Gwak; Li Zhu 004; Jilong Kuang; Jun Alex Gao (EMBC, 2023)

Improving Heart Rate and Heart Rate Variability Estimation from Video Through a HR-RR-Tuned Filter. - Michael Chan 006; Li Zhu 004; Korosh Vatanparvar; Hewon Jung; Jilong Kuang; Jun Alex Gao (ICASSP, 2023)

Enhance Heart Rate Measurement from Remote PPG with Head Motion Awareness from Image. - Jiyang Li; Korosh Vatanparvar; Migyeong Gwak; Li Zhu 004; Jilong Kuang; Alex Gao 001 (EMBC, 2024)

Multimodal Breathing Rate Estimation Using Facial Motion and RPPG From RGB Camera. - Migyeong Gwak; Korosh Vatanparvar; Li Zhu 004; Nafiul Rashid; Mohsin Y. Ahmed; Jungmok Bae; Jilong Kuang; Alex Gao 001 (ICASSP, 2024)

Ballistocardiogram-Based Heart Rate Variability Estimation for Stress Monitoring using Consumer Earbuds. - David J. Lin; Md Mahbubur Rahman; Li Zhu 004; Viswam Nathan; Jungmok Bae; Christina Rosa; Wendy Berry Mendes; Jilong Kuang; Jun Alex Gao (ICASSP, 2024)

Core Body Temperature and its Role in Detecting Acute Stress: A Feasibility Study. - Mehrab Bin Morshed; Md Mahbubur Rahman; Viswam Nathan; Li Zhu 004; Jungmok Bae; Christina Rosa; Wendy Berry Mendes; Jilong Kuang; Alex Gao 001 (ICASSP, 2024)

Heart Rate Variability Estimation with Dynamic Fine Filtering and Global-Local Context Outlier Removal. - Ramesh Kumar Sah; Md. Mahbubur Rahman; Viswam Nathan; Li Zhu 004; Jungmok Bae; Christina Rosa; Wendy Berry Mendes; Jilong Kuang; Jun Alex Gao (ICASSP, 2024)

Normalization is All You Need: Robust Full-Range Contactless SpO2 Estimation Across Users. - Qijia Shao; Li Zhu 004; Mohsin Y. Ahmed; Korosh Vatanparvar; Migyeong Gwak; Nafiul Rashid; Jungmok Bae; Jilong Kuang; Alex Gao 001 (ICASSP, 2024)

Freq2Time: Weakly Supervised Learning of Camera-Based RPPG from Heart Rate. - Jeremy Speth; Korosh Vatanparvar; Li Zhu 004; Jilong Kuang; Alex Gao 001 (ICASSP, 2024)

Optimizing Biomarkers from Earbud Ballistocardiogram: Calibration and Calibration-Free Algorithms for Accelerometer Axis Selection and Fusion. - Yunzhi Li; Md. Mahbubur Rahman; Mehrab Bin Morshed; Md Saiful Islam; Hao Zhou; Weinan Wang; Holland Ernst; Li Zhu 004; Jilong Kuang (ICASSP, 2025)

Evaluation of Wearable Head BCG for PTT Measurement in Blood Pressure Intervention. - Weinan Wang; Li Zhu 004; Mehrab Bin Morshed; Md. Mahbubur Rahman; Jungmok Bae; Jilong Kuang (ICASSP, 2025)