{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010879","490:4900010881","490:4900011677","490:4900010704","490:4900010701","490:4900011393","490:4900010616","490:4900012075","490:4900010448","490:4900010533","490:4900010617","490:4900009989","490:4900008832","490:4900010532","490:4900010281","490:4900011798","490:4900010085","490:4900011542","490:4900010883","490:4900009055","490:4900010885","490:4900008728","490:4900010870","490:4900009980","490:4900009673"],"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":[0.5298193060769769,0.38526292009620183,0.32656924363390455,0.2553367858525001,0.23402615135072732,0.20414182406521772,0.13267738382547256,0.11868805912892773,0.11440983892448245,0.11236157606781821,0.1097324341321635,0.10443659725017633,0.10020613636885711,0.0913066099704596,0.08480218809810496,0.08344083192706003,0.08164606981125092,0.07958176783697259,0.07543847113668817,0.07398701684547009,0.0725946184408327,0.06727194430323014,0.059841561643668315,0.057102639450057634,0.052310252514130094],"twin_dists":[0.1463863807964432,0.1793800605664846,0.1943013721186437,0.21460138001215992,0.22134533004326049,0.23152219726631929,0.2610338130392615,0.2681369792823098,0.2704364944255939,0.27156089143529055,0.27302757598825594,0.2760665525458927,0.2785815836313933,0.28415707370408355,0.2885104914233561,0.28945509566281025,0.29071942559222896,0.29220144881137994,0.295271748047048,0.2963794789066338,0.2974587648929797,0.3017458126311697,0.30821899402217723,0.31077230416642215,0.3154941292237703],"n_dims_used":45,"mean_confidence":0.9144777086046006},"coverage":{"mean_confidence":0.9144777086046006,"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}}