{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004201","490:4900004204","490:4900004061","490:4900006068","490:4900004757","490:4900004755","490:4900004743","490:4900004057","490:4900004756","490:4900006794","490:4900007290","490:4900007649","490:4900005941","490:4900006436","490:4900005034","490:4900005820","490:4900005819","490:4900004882","490:4900007540","491:4910001075","490:4900006067","491:4910001263","490:4900006066","490:4900002080","491:4910002067"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,491],"twin_sims":[0.35416163642010784,0.23725605405827105,0.2277180267544392,0.17701363002426196,0.11991674771975144,0.09666708100806709,0.061939847915457605,0.058636945254398304,0.0518998978526504,0.04160352402444416,0.041403047876995676,0.03976881630327144,0.03148773608642665,0.026223113476381277,0.023530532595921128,0.01633354807234047,0.014997109309228616,0.014861947294340474,0.014760482540488756,0.014744895102395227,0.010952103628147596,0.010063044456150715,0.009624204633653408,0.008937050280581978,0.008830172846689271],"twin_dists":[0.18712762771486602,0.2202983198945762,0.22341787845647432,0.24168721178845054,0.2674883253232673,0.28075021471421274,0.3063271736688685,0.30932985708544963,0.31591490282696505,0.3275088701794136,0.32775755017151215,0.3298235255573122,0.3415554392818644,0.3504741458587992,0.35565015335160144,0.3725625334165162,0.3764074457449663,0.3768129236266703,0.3771194525890096,0.3771667073040911,0.3902387425939092,0.3938811015809915,0.39578593330006956,0.39893035699281565,0.3994387220311173],"n_dims_used":45,"mean_confidence":0.9002448187934028},"coverage":{"mean_confidence":0.9002448187934028,"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}}