{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720005151","472:4720004732","472:4720006121","479:4790006651","489:4890003991","479:4790003581","496:4960002798","489:4890001340","496:4960002446","468:4680003997","479:4790003585","479:4790003417","489:4890003827","468:4680002113","489:4890004132","472:4720001349","496:4960001456","472:4720006026","472:4720003365","479:4790003670","498:4980000430","489:4890003881","496:4960001548","489:4890005342","479:4790000272"],"twin_admin_codes":[472,472,472,479,489,479,496,489,496,468,479,479,489,468,489,472,496,472,472,479,498,489,496,489,479],"twin_sims":[0.5006508467955859,0.4242705025486372,0.38728227555256545,0.35346968133398976,0.324563528757752,0.32446017928829163,0.3141499235308233,0.28742161454723464,0.26490650712755176,0.25312263696763476,0.24322259502741642,0.24208919802864526,0.2420366454275609,0.23837977462206303,0.23363959776740892,0.22330424802834414,0.22191913763584534,0.2186531723953492,0.2185805544560838,0.21411292098482015,0.21240400948089266,0.21105646653358576,0.21046811762206646,0.2082995698481695,0.1973308888625484],"twin_dists":[0.15277196538650442,0.17006954266084212,0.17888780607077776,0.1873038278983621,0.19483545218375567,0.19486302154300417,0.19763849917530726,0.20508699852047477,0.21168970281796784,0.21528483109216628,0.21838836068090825,0.21874881641885177,0.21876555625914992,0.21993623690013464,0.22147126840230968,0.22489072344795108,0.2253569146372253,0.22646390479626427,0.22648864397313437,0.22802141332980985,0.228613416825702,0.22908251293755208,0.22928796162737924,0.2300485967654458,0.23398130252457575],"n_dims_used":45,"mean_confidence":0.9180407206217448},"coverage":{"mean_confidence":0.9180407206217448,"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}}