{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001258","477:4770001771","499:4990002241","477:4770001650","477:4770001887","477:4770001712","477:4770001483","477:4770002079","477:4770001187","477:4770001954","477:4770001949","477:4770003620","477:4770001260","500:5000001417","499:4990001215","477:4770001654","500:5000000836","500:5000002248","477:4770004017","499:4990002470","477:4770001707","500:5000001497","477:4770003729","485:4850000457","479:4790000289"],"twin_admin_codes":[477,477,499,477,477,477,477,477,477,477,477,477,477,500,499,477,500,500,477,499,477,500,477,485,479],"twin_sims":[0.33896165727771754,0.3282371308522523,0.3236074071987506,0.297939304560314,0.2916926260358802,0.25439841352229503,0.2462779040089236,0.2458263723463027,0.24545751374699432,0.23408389225269594,0.23208468756382447,0.22611796156139935,0.2255628382074408,0.22344803292071724,0.2176670264303666,0.2133026803095528,0.21247969048171245,0.2120226604812242,0.2115986934242842,0.20817180840131294,0.2067265482134686,0.20569486003691884,0.20190044644611832,0.1968847869707891,0.19617626184585496],"twin_dists":[0.1910407605629846,0.1938586291995768,0.1950906924567706,0.20210953121525788,0.20387024068218115,0.2148905703072252,0.21742204790180444,0.21756436699973272,0.2176807531351196,0.22132652989064178,0.22197924133011918,0.22394959946539292,0.2241346567076662,0.2248424398902331,0.2268003333521551,0.22830169804173833,0.22858713123493923,0.22874596390264254,0.22889351369949074,0.23009357789092885,0.2306037281274711,0.2309693863449239,0.23232513305689398,0.23414439936877415,0.23440396606742364],"n_dims_used":45,"mean_confidence":0.9221650017632379},"coverage":{"mean_confidence":0.9221650017632379,"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}}