{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011792","496:4960011797","496:4960010872","496:4960011613","496:4960011269","496:4960011609","496:4960010945","496:4960010953","496:4960011715","496:4960012035","496:4960009654","496:4960011875","496:4960011608","496:4960011615","496:4960010407","496:4960011265","496:4960010875","496:4960010490","496:4960011030","496:4960011961","496:4960010576","496:4960010397","496:4960011957","496:4960009547","496:4960009472"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6609736010005679,0.6315311866389538,0.6032489847034911,0.5983903942537143,0.571858120848455,0.5706366611475655,0.5668664284251993,0.5298280822478203,0.519437765377468,0.5168305092819091,0.5167010839633618,0.5102813979472548,0.5080445519738954,0.5077747413142981,0.4776556452367782,0.46451131486519,0.46211856508719235,0.4519208393692471,0.4506555985695586,0.4503569063404617,0.4491044749912731,0.44630038869219935,0.4454373913768012,0.44444600725942307,0.4364314857826954],"twin_dists":[0.11818455289881122,0.12451813625178118,0.1305771888155241,0.13161764085743313,0.13730680157484104,0.13756922095716717,0.13837961507654734,0.14638447215854727,0.1486490837243913,0.14921898042950638,0.14924728834661727,0.15065361535641514,0.1511446824863594,0.15120395349620705,0.1578779410656877,0.16083153967853694,0.16137225538101949,0.16368805070211287,0.16397669796468026,0.16404488446261267,0.16433097806483019,0.1649726079289888,0.16517038594311678,0.16539776774476195,0.16724323341982394],"n_dims_used":45,"mean_confidence":0.9211435953776042},"coverage":{"mean_confidence":0.9211435953776042,"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}}