{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010155","490:4900009857","490:4900010056","490:4900009661","490:4900010057","490:4900010058","490:4900009956","490:4900009551","490:4900010507","490:4900009437","490:4900009754","490:4900007789","490:4900010244","490:4900010154","490:4900010251","490:4900010334","490:4900010333","490:4900009957","490:4900009860","490:4900009545","490:4900010055","490:4900010249","490:4900010511","490:4900010062","490:4900010060"],"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":[0.5836710063672133,0.5068288314287253,0.49180899872270745,0.392290334394124,0.38253934509824894,0.37805437868754876,0.3657798070807666,0.25344582887672645,0.24269635694100852,0.2391702758793154,0.2253739852897813,0.2044013251542417,0.20209422149682926,0.20149327119835148,0.19280302030683708,0.1809685812511941,0.1799318867917506,0.1762954920353623,0.1626785527147049,0.16101292803695147,0.15474543520895379,0.14571265661323482,0.14438576677556378,0.13204490049827022,0.12909148495788197],"twin_dists":[0.13477165098124588,0.15141181287988292,0.15472678157768735,0.1776721971344705,0.1800459313732481,0.18114741850786945,0.1841951523535125,0.21518483396602056,0.21855558543493805,0.21968218885163235,0.2241976821119639,0.23142962664151484,0.23225547539957103,0.23247165307161574,0.2356487471404544,0.24014012883865,0.2405433218911323,0.241970757435341,0.2475108640506804,0.24821122049127806,0.25089477809593397,0.2549061819303028,0.2555107916206461,0.2613424043503296,0.26279831749368054],"n_dims_used":45,"mean_confidence":0.8902911716037326},"coverage":{"mean_confidence":0.8902911716037326,"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}}