{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002342","489:4890005207","477:4770002679","477:4770002417","477:4770002479","477:4770002279","477:4770002612","477:4770002984","489:4890005097","489:4890004968","477:4770003306","477:4770002832","477:4770002280","489:4890004995","489:4890005263","489:4890004874","477:4770002621","489:4890004946","477:4770002683","477:4770002210","489:4890005056","489:4890005058","489:4890005010","489:4890005196","477:4770003159"],"twin_admin_codes":[477,489,477,477,477,477,477,477,489,489,477,477,477,489,489,489,477,489,477,477,489,489,489,489,477],"twin_sims":[0.7204386424821959,0.6625441765966711,0.624498347651036,0.6004160806066943,0.5672633159019924,0.5667369897327647,0.4941900139321417,0.48983576208448537,0.47029519443733425,0.4438073758879605,0.4252798559808952,0.4249309924775585,0.41208697011521794,0.4020071938404851,0.38688495907151393,0.3623544936370717,0.36038730404529795,0.347646796365549,0.34532571318796795,0.33898684936836176,0.3366204522222312,0.33400438930427884,0.33276125621200914,0.3222152573630878,0.32203732609130764],"twin_dists":[0.10517348355162782,0.11784534188841476,0.12602598861913092,0.13118382698803718,0.138294276739212,0.13840744838725488,0.15419938230596447,0.1551644284492911,0.1595284555323067,0.1655443458489949,0.16983370850401192,0.1699151936675432,0.17293516928043473,0.17533395335905363,0.17898456283752628,0.18505471862117603,0.18555023792632444,0.1887937554901483,0.18939131288802424,0.19103419870827512,0.19165173183870862,0.19233715658097086,0.19266388784398875,0.19546308434536816,0.1955107445739937],"n_dims_used":45,"mean_confidence":0.921449957953559},"coverage":{"mean_confidence":0.921449957953559,"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}}