{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002873","489:4890002459","489:4890002376","489:4890002700","489:4890003032","489:4890003114","489:4890003270","489:4890002375","489:4890003346","489:4890003033","489:4890002864","489:4890002537","489:4890002379","489:4890003191","489:4890002863","489:4890003115","489:4890003113","489:4890002621","489:4890003030","477:4770000036","489:4890002954","489:4890002049","489:4890003031","489:4890002295","489:4890002622"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489],"twin_sims":[0.9122650514217954,0.7789895804557878,0.772712133982754,0.7494092209905364,0.708075070926246,0.6368108098046508,0.5993449800478957,0.5976514538074204,0.5832718497611583,0.553670522298559,0.5321698879485344,0.5273445688818017,0.5206346005874922,0.5083953994711476,0.5058489317786389,0.5053951587641831,0.49127205863396595,0.48979221997156924,0.48737380668635183,0.464662173588343,0.441825742882754,0.4224924455411466,0.41954619401710597,0.41175199810132507,0.41042060925916163],"twin_dists":[0.05565684882486561,0.0917905998114231,0.09326556332637763,0.09864821644216953,0.10791392341355703,0.12338522908910511,0.1314132058891461,0.13177589886117602,0.1348572433412819,0.14122147026193943,0.14587541523672462,0.14692485703741612,0.14838770608440194,0.15106762191681433,0.15162724950368658,0.1517270517287831,0.15484581850673837,0.15517409163480042,0.15571121066584673,0.16079748113464395,0.16599968665413697,0.17048555362130732,0.1711765097857248,0.17301446705929102,0.17332992525334145],"n_dims_used":45,"mean_confidence":0.9198052300347223},"coverage":{"mean_confidence":0.9198052300347223,"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}}