{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003032","489:4890003191","489:4890003114","489:4890003033","489:4890003270","489:4890003115","489:4890002049","489:4890002379","489:4890002864","489:4890003540","489:4890002376","489:4890003113","489:4890002863","489:4890002873","489:4890002787","489:4890002133","489:4890002459","489:4890003193","489:4890003030","489:4890003035","489:4890002295","489:4890003347","489:4890002954","489:4890002622","499:4990000997"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499],"twin_sims":[0.7833344539742788,0.7476764880759704,0.7433559654611829,0.7419625172397836,0.7370277469778732,0.7174688046835551,0.6769936794903127,0.6720110614408271,0.6403973745154451,0.6364387906577557,0.6287142340923516,0.623213449548497,0.6004433981628321,0.5997066906766966,0.5832718497611583,0.5830447198465648,0.5704121523214687,0.559569506143492,0.5589281886680911,0.5362908348387861,0.48471250957824585,0.48111377129912936,0.4511977697509787,0.4455825967435788,0.44380401877559167],"twin_dists":[0.09076276104211405,0.099043223606956,0.10002532299355957,0.10034122606101184,0.10145678887507016,0.10583389176089349,0.11471576695732048,0.11579685005699365,0.12261505270318179,0.12346508843518411,0.12512224895185417,0.12630134677344468,0.13117797697641287,0.13133574364398085,0.1348572433412819,0.13490594938879605,0.13761746119857196,0.13994993328940944,0.14008807624067984,0.14498073045968288,0.15630321192649077,0.15710535175174298,0.16385297224838588,0.1651370981889964,0.1655451165844438],"n_dims_used":45,"mean_confidence":0.9198636372884115},"coverage":{"mean_confidence":0.9198636372884115,"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}}