{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000353","480:4800000960","480:4800000308","480:4800000931","480:4800000662","480:4800000886","480:4800000695","480:4800001201","480:4800000839","480:4800000546","480:4800000616","480:4800000648","480:4800000890","480:4800000604","480:4800000588","480:4800001130","480:4800000384","480:4800000379","480:4800001140","480:4800000351","480:4800000649","480:4800001077","480:4800000542","480:4800000310","480:4800001035"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.48830411300867177,0.4683721205895744,0.4504953328292592,0.43705146749561513,0.385371805908645,0.36136381388070493,0.3448215699024205,0.34335442301867525,0.31630990459417013,0.3090926789569694,0.3063764203352393,0.3063122462607525,0.3044674902135491,0.2897847060075689,0.282491516966666,0.27658167081775,0.274834465362306,0.272061000033737,0.26779448944078504,0.26101692208475874,0.25835561912272953,0.2571300943163034,0.2547727458428954,0.2454631246669552,0.24527887167219176],"twin_dists":[0.1555044986129326,0.1599611047131383,0.16401328188732556,0.16710000154976357,0.1793534864756242,0.18530409137696366,0.18952138398634108,0.18990048945988094,0.1970528408657139,0.19901875199332697,0.19976543701007876,0.19978312416098595,0.20029247996225516,0.2044124608165727,0.20650507080996666,0.2082248236279766,0.20873753953053054,0.20955553171556443,0.21082397337599884,0.2128650404929328,0.21367556553082148,0.21405058013139688,0.21477512650826322,0.21767898187556162,0.2177371606419323],"n_dims_used":43,"mean_confidence":0.9134658990904342},"coverage":{"mean_confidence":0.9134658990904342,"n_dims_used":43,"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}}