{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003096","496:4960011386","490:4900003095","496:4960011285","490:4900002945","490:4900003094","496:4960011372","490:4900003092","496:4960011286","496:4960011207","496:4960011289","490:4900003098","496:4960011387","496:4960011373","466:4660008531","496:4960011365","496:4960011290","496:4960011376","496:4960011209","490:4900002948","496:4960011287","488:4880003988","496:4960011375","496:4960011385","490:4900003093"],"twin_admin_codes":[490,496,490,496,490,490,496,490,496,496,496,490,496,496,466,496,496,496,496,490,496,488,496,496,490],"twin_sims":[0.6931895462838793,0.5575614904543313,0.47636459181947666,0.47148497606806455,0.43893410274244204,0.40090175036618914,0.3657562589339477,0.3079619888585033,0.3075243806095954,0.23708319767642563,0.15391611189240706,0.15192232875130515,0.13085183524237437,0.11899199607528829,0.09441257571992263,0.09222160808555907,0.085781683194894,0.0678095012396151,0.05994586427237599,0.05087150397378296,0.04927405169813768,0.04636779833619459,0.04528602138862421,0.04427692400734266,0.03937070159641465],"twin_dists":[0.11118527499873353,0.1403825444659393,0.15816684000671857,0.15926108005363146,0.1666655552846888,0.17559865368718547,0.18420104775700294,0.19932911190821184,0.19944940565790045,0.22035411651326797,0.2512557855101285,0.2521295595083034,0.2619275498526689,0.2679760473164149,0.2821644513379704,0.2835645671152834,0.28783830247461434,0.30130057893650586,0.30812367719478523,0.31698168715445285,0.3186749257705972,0.3218765684663649,0.32311127423218444,0.3242855233062244,0.3303376593883111],"n_dims_used":44,"mean_confidence":0.9142023433338512},"coverage":{"mean_confidence":0.9142023433338512,"n_dims_used":44,"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}}