Intro -- Biomedical Sensors and Smart Sensing: A Beginner's Guide -- Copyright -- Contents -- Author's biographies -- Preface -- Acknowledgments -- About the book -- Chapter 1: Introduction -- 1.1. Biomedical sensors and system overview -- 1.2. Physical characteristics -- 1.2.1. Magnetic sensing -- 1.2.2. Electrical sensing -- 1.2.3. Acoustic sensing -- 1.3. System and signal -- 1.3.1. Measurement -- 1.3.2. Biopotentials -- 1.4. Sensor characteristics -- 1.4.1. Sensitivity of the sensor -- 1.4.2. Linearity -- 1.4.3. Sensing errors -- 1.5. Biopotential signal monitoring and biosensors -- 1.6. Conclusion -- References -- Chapter 2: Sensing and data gathering methodology -- 2.1. Signals and noise of sensors -- 2.1.1. Various classes of noise -- 2.1.2. Sensing and measurement -- 2.1.3. Calibration and error scenarios -- 2.2. Flow sensing and measurement technique -- 2.3. Ultrasound-based blood flow sensing -- 2.4. Force-sensing measurement -- 2.5. Foot force measurement using smart shoe -- 2.6. ECG sensing and measurement -- 2.6.1. Electrocardiogram systems -- 2.6.2. Calibration and lead -- 2.6.3. Real-time IoT-based ECG sensing application -- 2.6.4. Heart disease prediction mechanism -- 2.7. EEG fundamentals -- 2.8. EEG signal analysis and classification -- 2.9. Ultrasound sensing for tissues and fetal growth observation -- 2.9.1. Obstetrical sonography -- 2.10. Conclusion -- References -- Chapter 3: Medical signal processing -- 3.1. Overview -- 3.2. Time series analysis -- 3.2.1. Signal overview -- 3.2.2. Some approaches -- 3.2.2.1. Moving average -- 3.2.2.2. Autoregressive moving average -- 3.2.2.3. ARIMA -- 3.3. Multiscale signal processing -- 3.3.1. Various signal processing models -- 3.4. Biomedical imaging and analysis -- 3.4.1. Magnetic resonance imaging -- 3.4.2. Computed tomography -- 3.4.3. Ultrasound-based diagnosis.