https://pandarua220.github.io/CV/tags/sleep-staging/Sleep StagingHugo Blox Builder (https://hugoblox.com)en-usSat, 01 Feb 2025 00:00:00 +0000https://pandarua220.github.io/CV/media/icon_hu7729264130191091259.pnghttps://pandarua220.github.io/CV/tags/sleep-staging/https://pandarua220.github.io/CV/project/sleep/Sat, 01 Feb 2025 00:00:00 +0000https://pandarua220.github.io/CV/project/sleep/<p>Developed a multispectral physiological imaging system for precise, contactless monitoring of infant vital signs, in collaboration with a leading hospital in Wenzhou.</p> <p>Established an interpretable video-based sleep/wake classification model to enhance monitoring accuracy from consumer-grade to clinical-grade standards.</p> <p>Leveraged ECG and PPG signals to extract and validate infant motion metrics for preliminary sleep analysis.</p> <p>Deployed open-source human pose estimation and optical flow algorithms to compute key-point motion features, confirming feasibility of camera-based polysomnography (PSG) for infant sleep staging.</p> <p>Conducted camera-based PSG monitoring on 100 infants to establish normative sleep-stage benchmarks.</p> <p>Extracted limb movement coordination and intensity features from video data, applying SVM and Random Forest classifiers for binary and multi-class sleep-stage classification.</p> <p>Applied DL algorithms (LSTM, Transformer) to improve the accuracy of infant sleep stage classification.</p>