{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008006","490:4900008345","490:4900008120","490:4900010827","490:4900011076","490:4900011221","490:4900010996","490:4900010745","490:4900011075","490:4900007892","490:4900008344","490:4900007773","490:4900010915","490:4900010650","490:4900008012","490:4900010916","490:4900008891","490:4900007999","490:4900010746","490:4900010661","490:4900010834","490:4900011376","490:4900011630","490:4900010750","490:4900010229"],"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":[0.6748349683731917,0.3913357251007725,0.33719775391754464,0.3204431197625987,0.3201881224785176,0.31902043754673937,0.3135031482714247,0.28933359327080277,0.2744084743697979,0.27370293832419074,0.2700114190232321,0.2515569860767694,0.23243896884070717,0.2313978534944068,0.2264355023112951,0.21348038075953563,0.206462955122806,0.2035655571015437,0.19988856919143047,0.1862524795691712,0.17639609294917274,0.17051865468208618,0.16611823530251837,0.1643414618210481,0.16160737465645425],"twin_dists":[0.11518440941365819,0.17790334655212395,0.19150086419443396,0.1959384234648485,0.19600694224351314,0.1963210957517722,0.19781431052658482,0.2045409751923012,0.2088628486880381,0.20907065134736233,0.210163329405825,0.215770404965769,0.22186330509257865,0.2222043353488309,0.22384387887900142,0.22824016498986407,0.23069703385695497,0.23172805512793393,0.23305108946705377,0.23811006650630895,0.24193098727560877,0.24428217789687356,0.24608082964449512,0.24681681418107834,0.24796066888766832],"n_dims_used":45,"mean_confidence":0.8896581013997396},"coverage":{"mean_confidence":0.8896581013997396,"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}}