{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003388","490:4900003252","490:4900003954","490:4900004089","490:4900003255","490:4900001372","491:4910001273","490:4900001373","490:4900002992","490:4900002986","490:4900002536","490:4900003251","490:4900003119","490:4900004500","490:4900002996","490:4900003263","490:4900004354","490:4900004362","490:4900004365","490:4900003515","490:4900004217","490:4900004486","490:4900002989","490:4900003794","490:4900003535"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09728951895193622,0.09360140308694416,0.07324195310657229,0.06861370971628686,0.06653547659570812,0.062243283641345404,0.06155535546631552,0.06090473706649653,0.056253151022222406,0.055860848022708944,0.05568307964107215,0.05545789189217983,0.05506015295192236,0.0534193702424619,0.04863033547730422,0.04677387859645322,0.04281487320934943,0.04123210383218315,0.03466210166060508,0.032504942115297905,0.03023371472141648,0.029935482663853177,0.028102037948359086,0.0276305785555851,0.026048369947555283],"twin_dists":[0.28036433749560474,0.28267980434190854,0.2969549347527045,0.30063982524520605,0.302360525331196,0.30605796563900933,0.3066698534210802,0.307253740955234,0.3115847416651477,0.3119633596849341,0.31213565090371587,0.31235455466165163,0.31274299710710146,0.3143704110108305,0.31937019794310345,0.3214193039553402,0.32602737560984835,0.3279704002204368,0.33677876285067493,0.3399816978486283,0.3435565664338676,0.34404292413872056,0.34712771626331124,0.3479488620119196,0.3507957786830759],"n_dims_used":45,"mean_confidence":0.9124933878580729},"coverage":{"mean_confidence":0.9124933878580729,"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}}