{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001882","480:4800001824","480:4800001709","480:4800001767","480:4800001658","480:4800001341","480:4800001766","480:4800001657","480:4800001708","480:4800001659","480:4800001945","480:4800001940","480:4800001598","480:4800001768","480:4800001826","480:4800001656","480:4800001546","480:4800001949","480:4800002157","480:4800001946","480:4800001343","480:4800001283","480:4800002163","480:4800002110","480:4800002501"],"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":[0.6286323141876522,0.6192017808570048,0.5663385942954543,0.5557610547904634,0.5514749356868706,0.5427573139171346,0.5266439841872896,0.5264334119010194,0.5086467790429093,0.4905907913525843,0.4843955238816782,0.44405979562873393,0.3834694902573477,0.35639772047600055,0.35235197888210534,0.33304502285277215,0.3304171551729892,0.3185806948281273,0.3156145205790449,0.3029945550785316,0.30257650172658956,0.2995691256347188,0.28203761743879646,0.2819624743692331,0.2782748909474798],"twin_dists":[0.1251398139095706,0.12716086337171503,0.13849312047062565,0.14077062484155947,0.14169525466937116,0.14357951980994335,0.14707739636913347,0.14712325329987466,0.15101241713707023,0.15499690761288556,0.15637379153255052,0.16548640102082365,0.1798182716517334,0.18655944396795532,0.18758881968587346,0.1925892472682399,0.19328180356204697,0.19643957146739707,0.1972411395447124,0.20070045753033883,0.20081646087283037,0.2016537275051634,0.20663637614794628,0.2066581260755205,0.2077298344133463],"n_dims_used":43,"mean_confidence":0.9212681969930959},"coverage":{"mean_confidence":0.9212681969930959,"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}}