SIGNAL No.2
from SIGNAL by SORAH
Earth Observation: Snapshots → Continuity NASA released a redesigned MODIS/VIIRS flood product with a 23-year archive (2003–2025), separating anomalous floods from recurrent wetlands. AccuWeather forecasts 5.5M+ acres burned in the 2026 US wildfire season, with 56% of the country in drought. New research finds Africa's forests have flipped from carbon sink to source since ~2010 — undermining the textbook "forest = sink" frame. Locality, Translation, Authorship Tokyo's spring slate centers on translation between local and metropolitan culture: the Photographic Art Museum's Lafcadio Hearn show (Apr 2 – Jun 21) and the National Museum's Maeda Ikutoku-kai centennial (Apr 14 – Jun 7). NAIAA (10,000+ creators, 30 countries) released the first cross-industry generative AI ethics framework: opt-in training data, dataset disclosure, three-tier attribution. The Semantic Layer Becomes Infrastructure OSI v1.0 shipped (Snowflake, dbt Labs, Salesforce + 30 partners, Apache 2.0) to end "definition drift" across dashboards and ML. Ex-Google Cloud AI lead Andrew Moore launched Elemental, auto-building knowledge graphs to ground LLMs — targeting the 22–94% hallucination range in Stanford's 2026 AI Index. Karpathy's "LLM Wiki" reignited the RAG debate; Epsilla's read: personal scale works, enterprise still needs a semantic graph.
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