{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008454","490:4900007900","490:4900008449","490:4900010399","490:4900008233","490:4900008668","490:4900009633","490:4900009630","490:4900008226","490:4900008671","490:4900009830","490:4900010137","490:4900009117","490:4900009530","490:4900008559","490:4900008337","490:4900008667","490:4900009120","490:4900009107","490:4900008229","490:4900009536","490:4900009430","490:4900009933","490:4900009324","490:4900009831"],"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":[0.5898698225442042,0.5102910338493997,0.47952328507045583,0.40397722468306546,0.3764528583172879,0.34681016834147227,0.3422980371182586,0.3368850391971811,0.32565212616859585,0.31217928666784966,0.2900914017773021,0.26813469728285,0.24390089076443613,0.23856321813522097,0.22576276876471219,0.2149375608395194,0.21319089514946668,0.2118160675937944,0.20279088501825382,0.18230656568317982,0.17015058365924096,0.16624865899452068,0.1649806048464434,0.16443673030520306,0.16386911343303912],"twin_dists":[0.13344291124382665,0.15065150113861345,0.15746046520929807,0.1748630383669955,0.18154227762978234,0.1890088998462666,0.1901739898029976,0.19158256934361936,0.19454535505947856,0.1981748175188651,0.2043251565062851,0.2107223720621103,0.21817316055110345,0.21987723376823953,0.22406797257394645,0.2277368823481048,0.2283404241079268,0.22881783773234082,0.2320054194011635,0.23962216563580718,0.24443133784071158,0.2460270291662521,0.24655140601608017,0.24677720607667683,0.24701343982489365],"n_dims_used":45,"mean_confidence":0.8856591118706597},"coverage":{"mean_confidence":0.8856591118706597,"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}}