{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004978","490:4900005781","490:4900005130","490:4900005660","490:4900005668","490:4900006175","490:4900007751","470:4700002957","470:4700003302","490:4900005401","470:4700004655","493:4930004307","470:4700004854","490:4900008871","490:4900005784","470:4700004481","496:4960000104","493:4930006889","470:4700005425","493:4930007062","493:4930004453","490:4900005399","470:4700004448","493:4930006232","496:4960000447"],"twin_admin_codes":[490,490,490,490,490,490,490,470,470,490,470,493,470,490,490,470,496,493,470,493,493,490,470,493,496],"twin_sims":[0.5037758863075263,0.5015394215267817,0.4890497336766071,0.4851055245949183,0.4444768794304163,0.4315991434507618,0.42355163425390374,0.39879358878633603,0.39776259983834356,0.3966034566003917,0.3645438656799949,0.351111388568107,0.341890649191574,0.3346806350120479,0.33414937374582826,0.33163863978948355,0.32995474359464966,0.32759380078093786,0.32526778215440455,0.3197371309225616,0.30964482487509937,0.3093422558596103,0.3023620652212764,0.30012546965999976,0.2873340899770526],"twin_dists":[0.15208338839277377,0.1525760554492172,0.15533890933312783,0.15621572356965838,0.16539068404040322,0.1683624278364849,0.1702376478965106,0.1761043757606612,0.1763521407711955,0.17663105481933605,0.18450483543306265,0.18790569720812622,0.19027958358207864,0.19215969760734503,0.19229909362963715,0.1929595165128546,0.19340398062026232,0.19402925455348605,0.1946477162200223,0.1961282004532277,0.1988674319821565,0.19895033425000805,0.20087599986361024,0.2014984701905499,0.20511204575251152],"n_dims_used":45,"mean_confidence":0.9165308634440105},"coverage":{"mean_confidence":0.9165308634440105,"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}}