Maritime Situational Awareness: An Exploration
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Updated
Jun 10, 2025 - C
Maritime Situational Awareness: An Exploration
A write-up with links to different versions of impedance buffer and amplifiers for piezoelectric elements.
An analog amplifier board designed for 2 piezoelectric hydrophones consisting of a preamp, amp, and bandpass filter with 10khz high pass and 60khz low pass spec.
Underwater communication & navigation laboratory for DIY community with love
Self-supervised anomaly detection for Ocean Networks Canada underwater acoustic data using SSAMBA and Mamba-based audio representation learning.
Marine bioacoustics detection pipeline
Synthetic underwater acoustic waveforms for self-supervised learning. 12,000 5-second clips at 16 kHz covering 4 vessel classes + no-vessel ambient. Non-overlapping shaft rates, blade-gated cavitation bursts, Knudsen-model sea noise. License: TBD by Altair Infrasec Pvt. Ltd. Contact styagi@oravontsystems.com for details
Lista de posibles proyectos de cooperación entre Greencore e Isla del Coco
Edge device that fuses hydrophone audio with water-quality sensors for on-device Isolation Forest anomaly detection on a Raspberry Pi. Pre-hardware; simulation-validated.
Simple code I made in python as an amateur in bioacoustics and programming (with a little help from ChatGPT) to analize data from a homemade Hydrophone. Gets clip length, recording frecuency, cuts to 5 minutes, visualizes and saves spectrogram, RMS in re dB, Sound origin and percentage (Physical, Human, Biological) and comparative spectrum
Python tools for downloading Ocean Networks Canada hydrophone audio and spectral products, checking deployments, and generating custom edge-safe spectrograms.
Hearing a hippo while it is still under water
Hydrophone evaluation pipeline for underwater fish feeding intensity assessment, built on U-FFIA
How to rebuild a continuous wildlife detection pipeline on your own resources. Documentation and deploy config; no model code.
Dash app for labeling, verifying, and exploring hydrophone detections with spectrograms, audio playback, notes, and time-frequency bounding boxes.
GUI toolbox to estimate wind speed from underwater acoustic recordings.
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