{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000070","487:4870004126","487:4870004272","496:4960007027","490:4900000093","496:4960006370","490:4900000094","490:4900000140","490:4900001225","487:4870008673","490:4900000072","490:4900000113","490:4900000139","496:4960007289","496:4960007421","490:4900000217","490:4900000160","490:4900000092","490:4900001621","496:4960008388","490:4900000190","490:4900000725","496:4960007420","496:4960007169","496:4960006240"],"twin_admin_codes":[490,487,487,496,490,496,490,490,490,487,490,490,490,496,496,490,490,490,490,496,490,490,496,496,496],"twin_sims":[0.2815917235570807,0.26582486488464585,0.2584734174230487,0.2220972225873961,0.1987028262669182,0.15984800788634135,0.15968613439157692,0.15572859664452832,0.15437639153455224,0.1509477611612466,0.15024029237378034,0.14888401005175714,0.1388475142727365,0.1370178432035292,0.13511592039819917,0.13267588939037453,0.1270471389150917,0.12628409323613382,0.12386611982830731,0.12232676944430959,0.11592865181268783,0.11033614074434453,0.10883844638530434,0.10865773614679632,0.10840679244556871],"twin_dists":[0.20676549012577486,0.211413772982027,0.21363957804340547,0.225296867412935,0.23348130865763372,0.24870417455552532,0.24877288031422076,0.25046863441678796,0.2510552487056212,0.2525597300558125,0.25287328555176014,0.2534774534057255,0.25807985257330773,0.2589453746952679,0.2598542944075622,0.2610345408742425,0.2638209027766636,0.2642057735520847,0.26543714387931316,0.26623062206546827,0.2696127008295432,0.27268841179418335,0.27353248308885064,0.27363493467239086,0.2737774234691984],"n_dims_used":45,"mean_confidence":0.9101291232638888},"coverage":{"mean_confidence":0.9101291232638888,"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}}