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• Matterhorn Hörnligrat 3500m a.s.l. • Multisensor field experiment • Seismometer (SM) • Accelerometer (AM) • Acoustic sensor (AS) • Crackmeter (CR) • Rock temperature • L1-DGPS (WGPS) • High-resolution camera • Weather station • High data throughput: ~7 GB/day ~ 2.5 TB/year 1 0 m e t e r s 10 meters AS low AS high AM SM scarp SM ridge CR 02 CR 20 CR 06 WGPS Wireless Sensor Network Data Management and DB Architecture From Field to Screen • Demanding processing and storage requirements • Strongly heterogeneous data Long-Term Storage Raw Data (SM, AM, AS) GSN Database Event Database Event Waveforms Webcam Images Data Fusion Analytics Visualization dynamic data reduction event parametrization temporary data retrieve archive convert/copy • Web front-end • Multi-year content • Server-side pre-computed waveforms • Responsive interaction (zoom,pan,...) • Data statistics • Single event characterization • Spectrogram • Full-resolution waveform • Feature extraction Visualization Analysis Continuous Data Visualization • Finding visual correlations and patterns • Identifying periods of strong activity Event Characterization • Temporal dependencies • Feature clustering 0 40 20 Amplitude [counts] Seismometer Manual Event Detection • Event/fieldwork labeling • Catalog for event classification http://data.permasense.ch/ Amplitude [counts] 120 0 60 0 -15k 15k Seismometer Weather station Wind speed [km/h] -4k 4k Time [days] Time [days] Time [s] Time [days] Image Start Image End Maximum Amplitude [V] Acoustic Sensor Duration [s] Amplitude [V] -1 1 What happened? Precipitation? Mountaineer? Frost cracking? Data Storage Data Management Wireless Sensor Network Visualization Rupture? Large data quantities Content-aware data reduction Data Fusion Data Processing Big Data Analysis for Permafrost Research Visualization of heterogeneous data from always-on field experiments - Matthias Meyer, Samuel Weber, Jan Beutel
