{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005635","490:4900005633","490:4900005503","490:4900005238","490:4900005376","490:4900001674","490:4900001668","490:4900005243","490:4900001971","490:4900005239","490:4900004694","490:4900001970","490:4900004690","490:4900005378","490:4900005245","490:4900005624","490:4900005109","490:4900004695","494:4940007976","490:4900005379","490:4900005104","490:4900005636","494:4940008705","490:4900002119","490:4900005371"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490],"twin_sims":[0.6467957923992929,0.5755288352748246,0.5580520872617545,0.47770997768464984,0.465967922123954,0.44234791220366926,0.4393387794628061,0.4138482440154848,0.39397323985319405,0.3822470482286493,0.365153692258468,0.3605028934870489,0.35981317067956314,0.3338423247264681,0.331364963234467,0.32971260254766116,0.32711377440981215,0.3227302175712238,0.3222950417487854,0.3070451436224202,0.30102830092611166,0.30101593508162633,0.2989242767728385,0.2829865814298993,0.2818006718112496],"twin_dists":[0.12123971647842538,0.13651852933167877,0.14027682886403345,0.15786578865014847,0.16050284958475602,0.16587962582619756,0.16657226591126445,0.1725186844222694,0.17726533433294359,0.1801175279185963,0.18435196853905308,0.18552108384625418,0.18569511715671147,0.19237971424377012,0.19303166911972217,0.1934679959312831,0.1941566886626746,0.19532523113719447,0.1954417182715997,0.1995812558638083,0.20124687722549575,0.20125032025068879,0.20183389490274142,0.20636200247927652,0.20670497123198836],"n_dims_used":45,"mean_confidence":0.9215711805555555},"coverage":{"mean_confidence":0.9215711805555555,"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}}