{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004151","489:4890003766","489:4890004251","468:4680007667","489:4890004671","489:4890003780","489:4890004447","489:4890003725","479:4790004172","489:4890003602","489:4890005108","470:4700006012","479:4790001512","477:4770003244","472:4720005377","489:4890004808","489:4890004096","479:4790003757","468:4680002020","469:4690000828","489:4890003781","484:4840007114","484:4840007212","469:4690005271","489:4890003849"],"twin_admin_codes":[489,489,489,468,489,489,489,489,479,489,489,470,479,477,472,489,489,479,468,469,489,484,484,469,489],"twin_sims":[0.5658437744027168,0.51750438088487,0.5109130468974264,0.4536228554027577,0.42177593785306694,0.398969869034929,0.3893079593455008,0.38067677958899965,0.3778397708974397,0.3634730177629072,0.35058052516118293,0.3431368149629562,0.3424021529610145,0.34215680927319714,0.33901417722993676,0.33382348682694274,0.33330628421211594,0.3306915826744072,0.32227144600411645,0.31703307683230836,0.31456076235744107,0.31335040838933853,0.31317643863597405,0.3110903081493995,0.3094717504948043],"twin_dists":[0.13859953806939151,0.1490716188868448,0.15051504660793938,0.16330023066611857,0.170653401864997,0.1760620417644806,0.17839522694437834,0.180502608041995,0.18120028331870758,0.18477358044843034,0.1880414714124029,0.18995679189938386,0.19014701403942338,0.19021058805291569,0.19102708083985073,0.1923846617479085,0.19252055702427692,0.1932093394630132,0.19544803684975512,0.19685726577872653,0.1975269286593239,0.1978558595422315,0.1979031976500284,0.19847201662914601,0.19891484773128112],"n_dims_used":45,"mean_confidence":0.9199696858723958},"coverage":{"mean_confidence":0.9199696858723958,"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}}