{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002509","490:4900001478","490:4900002356","490:4900002511","490:4900002512","490:4900002358","490:4900002662","490:4900002658","490:4900001211","490:4900002659","490:4900002508","496:4960011664","490:4900002510","490:4900001220","490:4900002202","490:4900001885","490:4900000095","490:4900004870","496:4960011566","490:4900004321","490:4900000291","490:4900002352","469:4690002228","490:4900000620","469:4690001746"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,496,490,490,490,469,490,469],"twin_sims":[0.8080009274705647,0.7391426396594335,0.7255811079993093,0.7135487726126718,0.7119430576931669,0.6235984483297641,0.5815202138559032,0.5794834033700552,0.5586087154862469,0.4990889077076482,0.4981107158079256,0.45999281437202477,0.4559452826884135,0.45551361432512166,0.45021228293396415,0.4417930058072549,0.4293762124447054,0.41858289650066083,0.4122612960224841,0.4067705920588078,0.38488871360495136,0.3798859903928435,0.37674617451961717,0.37592220159699985,0.3759184239652561],"twin_dists":[0.08480556849984519,0.10097929048819192,0.104026532286484,0.10670348889099894,0.10705902198736199,0.12621884372308192,0.13523290312708158,0.1356698330487541,0.14015690063402092,0.1531165706980815,0.15333253969651406,0.16185346189469768,0.16277190485782692,0.1628700300502843,0.16407790565821168,0.16600721562348406,0.16887896673843655,0.17140286796105575,0.17289391230523274,0.17419707330211667,0.1794714146694736,0.18069682468591533,0.18146989859074128,0.18167329309857716,0.181674226093573],"n_dims_used":45,"mean_confidence":0.9150975545247396},"coverage":{"mean_confidence":0.9150975545247396,"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}}