{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002563","496:4960001427","496:4960002707","496:4960001086","496:4960001312","496:4960002558","496:4960001081","496:4960002417","496:4960002041","496:4960001309","496:4960001917","496:4960002424","496:4960002287","496:4960002423","496:4960001304","496:4960001658","496:4960001199","496:4960001537","496:4960001785","496:4960002414","496:4960001100","496:4960002849","496:4960002561","496:4960002037","496:4960002153"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8432255829571953,0.7451210189231726,0.7313434881258494,0.7212948680127286,0.6793379103296694,0.6703458286211736,0.6579299361939098,0.649204679049781,0.6490207999962923,0.6200733891607222,0.5579385546873673,0.5511107902309234,0.5493568149741439,0.5332285968190779,0.5045327907339113,0.500080258394505,0.49998340615356013,0.49677850037224996,0.49535504127172403,0.4870974380556011,0.4801167542266307,0.4764820192666471,0.4467256446934131,0.446290827616064,0.43646322309006425],"twin_dists":[0.0758450907764348,0.09962459055309085,0.10273589814801153,0.10498281964175983,0.1142063717912275,0.1161576878338346,0.11884144834982384,0.12072142536354803,0.12076099884790961,0.12697414077527033,0.14030129209499193,0.14177386225866245,0.14215260853089803,0.14564542855283946,0.15191678590851815,0.15289781757213664,0.15291918381127292,0.15362686441537937,0.15394159651798758,0.1557726422727744,0.15732791548209316,0.15814055276798783,0.16487520311045192,0.16497479829722406,0.16723589931906419],"n_dims_used":45,"mean_confidence":0.9238800048828125},"coverage":{"mean_confidence":0.9238800048828125,"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}}