{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004557","500:5000004558","500:5000003492","500:5000003493","500:5000004032","500:5000003665","500:5000005756","500:5000003852","500:5000003848","500:5000005912","500:5000004378","500:5000003663","500:5000004777","500:5000004384","500:5000005106","500:5000005098","500:5000005431","500:5000004379","500:5000003313","500:5000005103","500:5000004040","500:5000008033","500:5000005913","500:5000008160","500:5000004202"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9357827398165999,0.8921865494367734,0.8743467134197616,0.8725331576318864,0.8240558293854899,0.8047439910129406,0.7828480706028331,0.7812639417403197,0.7773846722899616,0.7756431646595413,0.7625034250589838,0.7486786729869185,0.7449229287623527,0.7370584516572146,0.7342380566560229,0.7296605025030105,0.726413503630125,0.7136923934111614,0.7133035020416147,0.710992402673092,0.7104231878555138,0.7026709042625316,0.6983530018268955,0.694867364628591,0.6925914661876776],"twin_dists":[0.04731851605586894,0.062035982010923425,0.0673041333537168,0.06782249728026626,0.08079758911890596,0.08560513576622968,0.09087811445706603,0.09125329959632299,0.09216880022738118,0.09257832136817419,0.0956405951134221,0.09881483882057969,0.09966959722296022,0.10144986270604542,0.10208530845807363,0.1031134593531582,0.10384045773061933,0.10667167009071617,0.10675782079797817,0.10726933486090909,0.10739519915114464,0.10910487025539518,0.11005367735177567,0.11081791967606174,0.11131614486749856],"n_dims_used":44,"mean_confidence":0.9181329553777521},"coverage":{"mean_confidence":0.9181329553777521,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}