ecg data recording system  (BIOPAC)

Journal: Frontiers in Psychology

Article Title: Which horticultural activities are more effective for children’s recovery from stress and mental fatigue? A quasi-experimental study

doi: 10.3389/fpsyg.2024.1352186

Figure Lengend Snippet: GEEs for relative stress changes in the activity stage.

Article Snippet: The ECG data was recorded in real time using Polar V800 and Polar H10 chest straps (Polar Electro Oy., Kempele, Finland).

Techniques: Activity Assay

Journal: Sensors (Basel, Switzerland)

Article Title: Armband Sensors Location Assessment for Left Arm-ECG Bipolar Leads Waveform Components Discovery Tendencies around the MUAC Line

doi: 10.3390/s22197240

Figure Lengend Snippet: Placement of mid upper-arm channel electrodes on the left arm during the WASTCArD arm-ECG mapping database recordings and derived radial arm axis rotation angles (30° stepwise) of six bipolar-leads around the mid upper-arm circumference (MUAC), as defined in .

Article Snippet: The ECG data files recorded by the BioSemi Active II system were exported and processed in MathWorks MATLAB ver.

Techniques: Derivative Assay

Journal: Sensors (Basel, Switzerland)

Article Title: Armband Sensors Location Assessment for Left Arm-ECG Bipolar Leads Waveform Components Discovery Tendencies around the MUAC Line

doi: 10.3390/s22197240

Figure Lengend Snippet: Example subject case results of signal averaged ECG denoising process P-QRS-T frames (700s), of reference Chest Lead I ECG signal (blue) and bipolar arm-ECG signals (brown) for the six arm leads (Lead-1 to Lead-6) under study, after averaging 564 validated heart beats.

Article Snippet: The ECG data files recorded by the BioSemi Active II system were exported and processed in MathWorks MATLAB ver.

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Armband Sensors Location Assessment for Left Arm-ECG Bipolar Leads Waveform Components Discovery Tendencies around the MUAC Line

doi: 10.3390/s22197240

Figure Lengend Snippet: Statistics summary of EDQ metrics: ECG event signal ratio metrics (QRS SNR, PqrsR%, TqrsR%), results summary on the SAECG of the six bipolar arm-leads and on the reference Chest- Lead, over the 18 subject cases, after outliers removal.

Article Snippet: The ECG data files recorded by the BioSemi Active II system were exported and processed in MathWorks MATLAB ver.

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Armband Sensors Location Assessment for Left Arm-ECG Bipolar Leads Waveform Components Discovery Tendencies around the MUAC Line

doi: 10.3390/s22197240

Figure Lengend Snippet: Results summary of Pearson correlation coefficient (p) and scatter plot ( Figure 9 ) associated trendline coefficient of determination (R2) between HRV RMS metric (of sinus beats IBI) measured on each of the six bipolar arm leads and on the Chest Lead I ECG (as the gold standard).

Article Snippet: The ECG data files recorded by the BioSemi Active II system were exported and processed in MathWorks MATLAB ver.

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Armband Sensors Location Assessment for Left Arm-ECG Bipolar Leads Waveform Components Discovery Tendencies around the MUAC Line

doi: 10.3390/s22197240

Figure Lengend Snippet: Bipolar arm-Lead axis angular range positions rough map for best recording of arm-ECG QRS-complex, T-wave and P-wave waveform components from an upper armband sensor (arm leads 1 to 6 are as derived from Ch8 to Ch10 and GND in ).

Article Snippet: The ECG data files recorded by the BioSemi Active II system were exported and processed in MathWorks MATLAB ver.

Techniques: Derivative Assay