Processing Graph

Latest high-level configuration, including default self-supervised real VLF pretraining and the supervised real fine-tune gate.

flowchart TD
  subgraph Synthetic["Synthetic simulation path"]
    Sim["sandpile simulation<br/>summary/sensors/piezo/avalanche CSVs"]
    SimEvents["direct avalanche event extraction<br/>*.avalanche_events.csv"]
    SimWindows["hourly synthetic seismic windows<br/>synthetic_seismic_*"]
    SimSeq["sequence manifests<br/>synthetic_direct_avalanche<br/>synthetic_piezo_vlf<br/>synthetic_summary"]
    SimAligned["aligned synthetic rows<br/>gt0 future-lookahead target"]
    Regimes["post-burn-in regimes<br/>regime-balanced split"]
    DeepTrain["deep patch Transformer synthetic pretrain<br/>d_model=64, 3 layers, 4 heads"]
    Checkpoint["synthetic checkpoint<br/>deep_patch_transformer_synthetic.pt"]

    Sim --> SimEvents --> SimWindows
    Sim --> SimSeq
    SimWindows --> SimAligned
    SimSeq --> SimAligned
    SimAligned --> Regimes --> DeepTrain --> Checkpoint
  end

  subgraph Real["Real Italy-scoped data path"]
    INGV["INGV seismic events<br/>Italy / Central Italy"]
    VLF["Cumiana VLF image captures<br/>systemd service"]
    Astro["astronomy / space-weather features"]
    Norm["normalization and UTC provenance"]
    Prospective["prospective VLF-anchored windows"]
    RealSeq["real VLF image sequence manifest<br/>cumiana_vlf_image_sequence"]
    SelfSup["default self-supervised VLF pretrain<br/>masked sequence autoencoder"]
    VLFEmbedding["real VLF embeddings<br/>self_supervised/*.csv"]
    DomainDiag["synthetic-to-real embedding diagnostic<br/>compare-vlf-embedding-domains.sh"]
    TransferDiag["synthetic-inlier transfer diagnostic<br/>evaluate-vlf-synthetic-inlier-transfer.sh"]
    MixedAlign["mixed-domain alignment diagnostic<br/>evaluate-vlf-mixed-domain-alignment.sh"]
    RealAligned["real VLF-aligned rows<br/>all_italy / central_italy"]
    Readiness{"real label readiness<br/>both classes?"}

    INGV --> Norm
    VLF --> Norm
    Astro --> Norm
    Norm --> Prospective
    VLF --> RealSeq
    RealSeq --> SelfSup --> VLFEmbedding
    RealSeq --> DomainDiag
    DomainDiag --> TransferDiag
    TransferDiag --> MixedAlign
    Prospective --> RealAligned
    RealSeq --> RealAligned
    RealAligned --> Readiness
  end

  subgraph Modeling["Model evaluation and transfer"]
    Baselines["baselines and ablations<br/>seismic-only, VLF-only, multimodal"]
    Probe["real VLF sequence probe<br/>sequence_real_vlf_image_only"]
    FineTune["future real fine-tune<br/>load VLF encoder / synthetic checkpoint"]
    Blocked["blocked now<br/>all-Italy: 55 positive / 0 negative<br/>central Italy: 0 positive / 55 negative"]
    Reports["reports<br/>model summaries, readiness, docs/report.md"]

    SimAligned --> Baselines
    SimSeq --> DomainDiag
    SimSeq --> TransferDiag
    SimSeq --> MixedAlign
    DeepTrain --> Baselines
    VLFEmbedding --> Reports
    DomainDiag --> Reports
    TransferDiag --> Reports
    MixedAlign --> Reports
    RealAligned --> Probe
    Readiness -- no --> Blocked --> Reports
    Readiness -- yes --> FineTune
    Checkpoint --> FineTune
    VLFEmbedding --> FineTune
    RealAligned --> FineTune
    FineTune --> Reports
    Baselines --> Reports
    Probe --> Reports
  end

Default path: self-supervised real VLF pretraining can run now without target labels.

Key constraint: supervised real fine-tuning is intentionally blocked until real VLF-aligned rows contain both positive and negative labels.