{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004412","489:4890004136","489:4890003844","489:4890004600","489:4890004190","489:4890004558","489:4890003703","489:4890004075","489:4890004683","489:4890004013","489:4890003964","489:4890004189","489:4890003907","489:4890004630","489:4890004642","489:4890004152","489:4890003950","489:4890003660","489:4890003959","489:4890004400","489:4890004511","489:4890004716","489:4890003707","489:4890004850","489:4890003768"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9342648093795259,0.9320621627837401,0.9282689352485506,0.9221826783228652,0.9210306773768017,0.9181347976032216,0.9176303318018817,0.9063151256179752,0.905251376876785,0.8941671501883693,0.8914819996116228,0.8677804666690443,0.8515816955664691,0.8469485167925322,0.839327989623118,0.8253677433140738,0.8248533821989392,0.8219278508356139,0.8032404248166823,0.7997627175022874,0.7981116624981743,0.7913172520036984,0.7888436086507399,0.7864021216429513,0.7768613187026301],"twin_dists":[0.0478937099670428,0.04871791561331616,0.05010994227004708,0.0522773261614293,0.05267909472733236,0.053677947576775596,0.053850372264635925,0.057605802898352265,0.057948654205483195,0.061430097725464046,0.06225041010326091,0.06916752698673977,0.07361943998759936,0.07485895354841628,0.07686852122546577,0.08046481634450943,0.08059538695701966,0.08133558353170807,0.08597283016407192,0.0868199433549118,0.08722051161736849,0.08885850968802365,0.0894508478133024,0.09003347081593675,0.09229196291248805],"n_dims_used":45,"mean_confidence":0.9172590467664931},"coverage":{"mean_confidence":0.9172590467664931,"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}}