{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011094","490:4900011712","490:4900011982","490:4900011972","490:4900011382","490:4900011846","490:4900011163","490:4900011713","490:4900012100","490:4900008112","490:4900010681","490:4900010928","490:4900011780","490:4900009344","490:4900011313","490:4900011014","490:4900009536","490:4900010682","490:4900010680","490:4900010157","490:4900011648","490:4900010595","490:4900011513","490:4900010773","490:4900011077"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5555457113547904,0.3099386882228811,0.2622153333268265,0.24200075262521242,0.20934975498846597,0.18996746348829774,0.18720385096286796,0.182882864457992,0.1694273753072278,0.1687104825571027,0.16785574524531072,0.1509214597973807,0.1290283488897454,0.12643750210634694,0.11388853256469958,0.10537254818371022,0.10277786112678215,0.0995498228089587,0.09540666648172061,0.09413087279705862,0.09188878844043133,0.09058001993217794,0.08282460143165729,0.08170137513170679,0.07825072709267773],"twin_dists":[0.1408170540970998,0.19878695948052993,0.21250174816197895,0.218776990723993,0.2296795668497057,0.23670689518518562,0.23774887240079276,0.2393998950333393,0.24472509233013348,0.24501717187346828,0.24536658134340636,0.25257136764478244,0.26282971428955954,0.26412825471106677,0.270721186135824,0.2755208890995385,0.27704303180665946,0.2789791674356264,0.2815376241535912,0.28234302533325356,0.2837795442375114,0.2846309317153736,0.2898867300200911,0.29068013509107465,0.2931734768488728],"n_dims_used":45,"mean_confidence":0.8932323031955295},"coverage":{"mean_confidence":0.8932323031955295,"n_dims_used":45,"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}}