{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001658","489:4890002339","489:4890002499","479:4790000104","489:4890002255","489:4890002336","470:4700008348","489:4890002254","489:4890001571","489:4890002163","489:4890002486","489:4890002177","489:4890002338","489:4890001729","489:4890002261","489:4890002586","489:4890003168","489:4890002406","470:4700006325","489:4890002236","489:4890002256","489:4890002067","489:4890003467","470:4700008113","470:4700007538"],"twin_admin_codes":[489,489,489,479,489,489,470,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,470,470],"twin_sims":[0.8686924132828504,0.7038151602105194,0.662936433266562,0.6523426578247212,0.6471150333075694,0.6412182858490908,0.5772813571420242,0.5727869527109282,0.5714968928727467,0.5351290349409159,0.5242156848072397,0.5239678069006954,0.5227015438574909,0.5166258005051881,0.501421162070715,0.49778878855085784,0.4921349388522624,0.4831443245882945,0.48234330629029465,0.47748430113734436,0.4676837703698435,0.4447193667728513,0.43423302964023247,0.4301215428578002,0.4300871558146397],"twin_dists":[0.0689109112607543,0.1088530313015854,0.11776059604180077,0.12004580741649917,0.1211710460137664,0.12243869889856787,0.13614235356088453,0.13710729021405618,0.13738440184315165,0.14523282404744017,0.14760646207739053,0.1476604993400484,0.14793663474975371,0.14926375514292525,0.1526021233596537,0.15340364220524688,0.15465454102044257,0.15665252217039422,0.1568310840183493,0.1579162681401776,0.16011611505369364,0.16533505120986408,0.16775178758511583,0.16870565449877328,0.168713647847575],"n_dims_used":45,"mean_confidence":0.9137002733018663},"coverage":{"mean_confidence":0.9137002733018663,"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}}