{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010915","490:4900010916","490:4900008438","490:4900008120","490:4900010229","490:4900011221","490:4900008342","490:4900010982","490:4900010746","490:4900007999","490:4900010750","490:4900011297","490:4900008228","490:4900008005","490:4900008345","490:4900008891","490:4900010483","490:4900010835","490:4900007774","490:4900007787","490:4900009934","490:4900008227","490:4900011220","490:4900010650","490:4900008453"],"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":[0.5508471533660225,0.486019129974734,0.4517792059835595,0.39846396625346886,0.3848400084704242,0.3754420826122844,0.3734652037356855,0.35249173172979625,0.34465231560321213,0.32081350823238663,0.31760073977788367,0.3173609009477741,0.31139510274697174,0.3086467154131558,0.303668404647189,0.2942434122555994,0.2906833930029131,0.2632900357863681,0.26053002412172827,0.2590014576663593,0.25507443912770733,0.2515569860767694,0.23700765187478995,0.23640088821865252,0.22099473135704226],"twin_dists":[0.14183077840370698,0.15601243197784456,0.16372034748060382,0.17618355807454633,0.1794833080432389,0.18179190908812642,0.18228109306369242,0.1875531598072327,0.18956507491825889,0.19583895304070148,0.19670392316128596,0.19676869186426196,0.19838877365030827,0.19914108520251106,0.2005136703268712,0.2031486020681123,0.2041567951284453,0.21217684120688665,0.2130129401525276,0.21347838817210152,0.21468216281403504,0.215770404965769,0.22037851041366135,0.22057462006278608,0.22566912714877838],"n_dims_used":45,"mean_confidence":0.8886811998155382},"coverage":{"mean_confidence":0.8886811998155382,"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}}