{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002212","479:4790002213","470:4700006967","470:4700006722","470:4700006452","489:4890002892","470:4700007643","489:4890003852","489:4890003496","470:4700008181","496:4960007354","479:4790001809","470:4700007833","470:4700006585","470:4700008182","470:4700006176","489:4890003917","470:4700006454","472:4720002890","470:4700008173","470:4700008097","488:4880006410","499:4990003348","470:4700002401","479:4790000936"],"twin_admin_codes":[479,479,470,470,470,489,470,489,489,470,496,479,470,470,470,470,489,470,472,470,470,488,499,470,479],"twin_sims":[0.4763866335646276,0.46602035903168937,0.4547464036961288,0.447216835825029,0.4295098027101166,0.42387392446410294,0.41837235467591477,0.4171154712812618,0.4148161053274268,0.4146080304583491,0.4139466723342027,0.3914775383601884,0.3834923578242508,0.37695425013661027,0.36385786281957555,0.3567772017231765,0.35111088452185407,0.3437135256503309,0.3329946778925401,0.326836252449953,0.324241942019602,0.32417420479639253,0.32094674162606196,0.3120188533430726,0.3119856741006782],"twin_dists":[0.1581619055938435,0.16049102359326106,0.1630445130784429,0.16476273964190943,0.1688478938686272,0.17016226656271513,0.17145237113517825,0.1717481144797427,0.1722901434977116,0.1723392567087752,0.17249543200367026,0.17786899121818806,0.17981267798199163,0.18141857028166,0.18467695193175135,0.18646320149301948,0.1879058260726524,0.189807619180941,0.1926024872263228,0.19423041042454894,0.19492125425067897,0.19493933314727052,0.19580318801428098,0.19821856503611063,0.19822761406911057],"n_dims_used":45,"mean_confidence":0.9173288981119792},"coverage":{"mean_confidence":0.9173288981119792,"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}}