{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005788","490:4900005660","490:4900007385","490:4900005668","490:4900007751","490:4900007519","490:4900006890","490:4900008537","490:4900005270","490:4900007635","493:4930007084","490:4900005784","490:4900001293","490:4900005656","490:4900003221","490:4900002185","490:4900005141","490:4900005781","490:4900007629","490:4900002486","490:4900004734","496:4960001174","466:4660002800","490:4900005398","490:4900007011"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,496,466,490,490],"twin_sims":[0.668878770398776,0.6457850457290987,0.5853318656095053,0.563085910373668,0.5510670651228959,0.5058949627607986,0.48126534514762814,0.4566897785417079,0.4325563064169118,0.4197391796378925,0.40870059517397755,0.40361291939521626,0.40320111992490837,0.39735361002916564,0.3968133847374545,0.39301722615219575,0.38813410570129925,0.3872596524042899,0.3785906790691729,0.3694529333190837,0.3694527701261131,0.36792530908300053,0.35703078165281793,0.35244023739079233,0.3358090246126267],"twin_dists":[0.11647539741260404,0.12145710083934312,0.13441555193092755,0.13919286510814358,0.14178330169952189,0.1516171268453775,0.15707152879647707,0.16260274816106532,0.16814034590473306,0.17113118807211733,0.17373812949673595,0.17495004375156858,0.17504843441800544,0.17645050965923567,0.1765805140310818,0.1774963629712641,0.1786805215602361,0.178893314127119,0.18101537415508068,0.18327788310035734,0.18327792375217872,0.18365881152571154,0.18639891897016483,0.1875662984460221,0.1918640209529894],"n_dims_used":45,"mean_confidence":0.9162668016221788},"coverage":{"mean_confidence":0.9162668016221788,"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}}