{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008353","490:4900007928","490:4900008471","490:4900008580","490:4900008693","490:4900008802","490:4900007795","490:4900008247","490:4900008121","490:4900008571","490:4900008579","490:4900008688","490:4900008360","490:4900008569","490:4900008806","490:4900008804","490:4900009032","490:4900008473","490:4900008998","490:4900008882","490:4900008352","490:4900008696","490:4900007912","490:4900008577","490:4900008465"],"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":[0.24878259511328485,0.15922185623505772,0.15036009292752722,0.11543427679675047,0.0933688158699746,0.055468769448477805,0.04326394134389119,0.028323155160923246,0.020337671993446528,0.01995844890857372,0.018996212859834917,0.018600498272811006,0.016783257088884375,0.0165648164329473,0.015131227928562516,0.014935727229004152,0.014863772406686127,0.013927869100462655,0.013474641856475244,0.01334791139833862,0.013074904622647501,0.013032639508601953,0.012107945326960943,0.011382790051270623,0.010218722360914837],"twin_dists":[0.21663561829298958,0.2489702205267392,0.2528201127291255,0.2698799310492561,0.28282822096319177,0.3123439637680047,0.32548711474942393,0.3467466692623577,0.36250016113803835,0.363374923606316,0.3656614122436314,0.3666311879043889,0.3713308279756533,0.37192544594976634,0.37600826773786045,0.37659118748841514,0.37680742679685464,0.3797074920979579,0.3811742410275568,0.38159216784985767,0.3825045339465232,0.3826472840635326,0.38587777374452026,0.3885680016736676,0.3932231329987634],"n_dims_used":45,"mean_confidence":0.9007615831163195},"coverage":{"mean_confidence":0.9007615831163195,"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}}