{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011409","490:4900008390","490:4900011868","490:4900010801","490:4900008501","490:4900011273","490:4900009073","490:4900008279","490:4900010714","490:4900009395","490:4900011042","490:4900010788","490:4900010083","490:4900012202","490:4900004661","490:4900009378","490:4900008531","490:4900011201","490:4900011271","490:4900008602","490:4900011272","490:4900004670","490:4900004253","490:4900009465","490:4900010103"],"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":[0.2657796331001052,0.257406493567177,0.2330888644296967,0.22588174455082932,0.200608087286035,0.1942213814746566,0.19361050739717084,0.18316377777952175,0.17568913238336192,0.17534349223070825,0.175018495810762,0.17482664442054244,0.17122645828943872,0.15170056984610542,0.14833536505962477,0.1478124079441398,0.14423179462252764,0.14164982129771223,0.1408409962347347,0.1361999067500836,0.13072499848953184,0.12616995987952495,0.12082221218048773,0.11968911762941542,0.1148369354023795],"twin_dists":[0.2114273494107278,0.2139659026697334,0.22165093256446344,0.22402830841968355,0.23279088643254345,0.23512351990091443,0.2353494018835398,0.23929172976121751,0.24221081006252515,0.24234791027165287,0.24247699785763446,0.24255328089575617,0.2439959898720759,0.2522272644222253,0.2537230050474531,0.25395768451581713,0.2555812168166373,0.2567705861774568,0.2571464807840695,0.2593350965759461,0.26198999383797744,0.2642634924752552,0.2670135528566197,0.26760811185224076,0.2702039947372236],"n_dims_used":45,"mean_confidence":0.9176194085015191},"coverage":{"mean_confidence":0.9176194085015191,"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}}