EasyPhysio Suite In Active Development

HRV Analyzer

Python-based desktop application for Heart Rate Variability analysis — time-domain, frequency-domain, and non-linear Poincaré metrics. Reads BIOPAC .acq files natively, just like DBT Analyzer. Currently in active development.

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Active development — not available for download yet
✓ BIOPAC .acq Native Support Windows Desktop App

Planned Capabilities

Planned HRV Metric Coverage

These are the planned analysis modules. Features may change before final release.

⏱ Time Domain

RR-Interval Statistics

SDNNStd deviation of NN intervals
RMSSDRoot mean square successive differences
pNN50% pairs differing by >50 ms
MeanRRMean RR interval (ms)
MeanHRMean heart rate (bpm)
📊 Frequency Domain

Power Spectral Analysis

TPTotal spectral power
VLFVery low frequency power
LFLow freq power (0.04–0.15 Hz)
HFHigh freq power (0.15–0.4 Hz)
LF/HFSympathovagal balance ratio
🌀 Non-linear (Poincaré)

Complexity Metrics

SD1Short-term variability
SD2Long-term variability
SD1/SD2Short/long variability ratio
ApEnApproximate entropy
SampEnSample entropy

Planned Design

Same Familiar Workflow — Extended for HRV

1

Load ECG / RR File

BIOPAC .acq or plain RR-interval .txt / .csv input supported.

2

Clean Signal

Automated ectopic beat detection and artifact rejection.

3

Select Epoch

5-min short-term or full 24-hour Holter segment.

4

Compute HRV

Time-domain, frequency-domain, and Poincaré metrics computed.

5

Export Report

CSV / PDF with Poincaré plot and PSD chart included.

Early Access

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