SciDEX — Digital biomarkers and AI-driven early detection of neurodegeneration

CI-generated notebook stub for analysis sda-2026-04-01-gap-012. Can speech, gait, retinal imaging, sleep, and smartphone data detect neurodegeneration 5-10 years before diagnosis?

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Created: 2026-04-16

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Digital Biomarkers and AI-Driven Early Detection of Neurodegeneration 1. Introduction to Digital Biomarkers in Neurodegeneration 2. Speech Biomarker Analysis 3. Gait Analysis Biomarkers 4. Sleep Biomarkers 5. Longitudinal Prediction Models 6. Retinal Biomarkers 7. Integrated Multimodal Framework 8. Clinical Validation Requirements 9. Speech Analysis: Linguistic Feature Deep-Dive 10. Conclusions

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MarkdownDigital Biomarkers and AI-Driven Early Detection of Neurodegeneration Code%matplotlib inlineIn [1]Markdown1. Introduction to Digital Biomarkers in Neurodegeneration Code# Simulate speech biomarker dataIn [2]Markdown2. Speech Biomarker Analysis Code# Compute ROC curves for biomarker modalitiesIn [3]Code# Figure 1: ROC curves for all biomarker modalitiesIn [4]Markdown3. Gait Analysis Biomarkers Code# Simulate gait analysis dataIn [5]Code# Figure 2: Gait analysis scatter plotsIn [6]Markdown4. Sleep Biomarkers Code# Simulate sleep biomarker dataIn [7]Markdown5. Longitudinal Prediction Models Code# Simulate a combined prediction model and feature importanceIn [8]Code# Figure 3: Feature importance chartIn [9]Markdown6. Retinal Biomarkers Code# Simulate retinal OCT biomarker dataIn [10]Code# Figure 4: Retinal biomarkers and longitudinal model performanceIn [11]Markdown7. Integrated Multimodal Framework Code# Figure 5: Multimodal integration schematic (data visualization)In [12]Markdown8. Clinical Validation Requirements Code# Comprehensive performance comparison across published studiesIn [13]Markdown9. Speech Analysis: Linguistic Feature Deep-Dive Code# Figure 6: Speech feature analysisIn [14]Markdown10. Conclusions Code# Final execution summaryIn [15]Markdown---

Digital biomarkers and AI-driven early detection of neurodegeneration — Analysis Notebook

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