{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003845","496:4960003717","496:4960002741","496:4960003564","496:4960003565","496:4960003034","496:4960003168","496:4960002191","496:4960001945","496:4960002078","496:4960002748","496:4960003440","496:4960004289","496:4960002881","496:4960002473","496:4960003166","496:4960003844","496:4960002883","496:4960004278","496:4960002337","496:4960001461","496:4960003300","496:4960002075","496:4960002073","496:4960001346"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8282847210113952,0.7927655056112796,0.7843128693985937,0.7756725014900593,0.7652333410291462,0.7648848844037814,0.7565119042761542,0.7532301078657075,0.7236004604665839,0.705635064713728,0.6955505506387728,0.6813644568847549,0.675971404166089,0.6677359715650859,0.6630444777259267,0.6619540063502704,0.6555791254053955,0.6377102684747098,0.6339487276530467,0.6228013153217825,0.5806490305221468,0.575627989569082,0.5721860244884771,0.5707881686762591,0.5675049784015334],"twin_dists":[0.07972184742933093,0.08851073638769529,0.09053048680845949,0.09257143012518342,0.09500821997974922,0.09508904681169342,0.09702189406532599,0.09777479129666328,0.1044688109515529,0.10845213067187408,0.1106682427933328,0.11376559369391058,0.11493774803647218,0.1167227669424253,0.11773725146682433,0.11797282609781776,0.11934840344813244,0.12319212620708013,0.12399949195564505,0.1263896615563111,0.13541977142173775,0.13649724318834736,0.13723636462969083,0.1375366676813292,0.1382423181740692],"n_dims_used":45,"mean_confidence":0.9390475802951389},"coverage":{"mean_confidence":0.9390475802951389,"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}}