{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004479","489:4890004522","489:4890004126","489:4890004125","489:4890004699","489:4890004179","489:4890003613","489:4890004381","489:4890004321","489:4890004698","489:4890004370","489:4890005061","479:4790001977","489:4890004428","489:4890004570","489:4890005270","489:4890004164","489:4890005060","489:4890004328","489:4890004523","479:4790001731","489:4890003616","489:4890004429","489:4890004368","489:4890004231"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,479,489,489,489,489],"twin_sims":[0.9683425216111903,0.8937211150562204,0.8858627811872772,0.8769402386099729,0.8578357718996968,0.8472122820969491,0.8468799755806803,0.8395762046688067,0.8361220022139265,0.8271188070650879,0.821276340490748,0.8175740802987603,0.8160988448446331,0.8129893629087233,0.8126482464910636,0.7945820457849553,0.7941232403078767,0.7846935293577144,0.7699748176702782,0.7691938545995516,0.7677028851236364,0.7661590059612081,0.760860494052016,0.7533170758115771,0.752391617659633],"twin_dists":[0.03294279089233799,0.06156694675133511,0.06394078989062203,0.06655771148721976,0.07192340897323389,0.07478875944314665,0.07487718676934538,0.0768036107546674,0.077703752907909,0.0800193245093422,0.08149986498403189,0.08242964222093022,0.08279838227996565,0.08357244202182154,0.08365710110689194,0.08807348725833211,0.08818403383316284,0.0904400360250106,0.09390517644379623,0.09408727713212992,0.09443446970615228,0.0947933502318491,0.0960202509772122,0.09775487211438118,0.09796674957544994],"n_dims_used":45,"mean_confidence":0.9203952365451389},"coverage":{"mean_confidence":0.9203952365451389,"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}}