{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002198","480:4800001239","480:4800001936","480:4800001471","480:4800001425","480:4800001422","480:4800001231","480:4800002089","480:4800001428","480:4800002039","480:4800001932","480:4800001360","480:4800001474","480:4800001472","480:4800001245","480:4800001300","480:4800001536","480:4800001479","480:4800001301","495:4950002459","480:4800002036","480:4800001645","480:4800001988","480:4800001642","480:4800001643"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480],"twin_sims":[0.6197220460701385,0.5082169850130718,0.4423660595923797,0.3957539500985321,0.32422275075637547,0.3199950906684442,0.31330082633385153,0.29561735778140563,0.2927666540864014,0.2831643240120686,0.2524939392211719,0.2390965205169336,0.2216059237015667,0.2036892319292396,0.20333242088794964,0.18233062488992888,0.1795897389450937,0.17685028911548015,0.15784282231547683,0.1542174874290158,0.13292096702043107,0.13212340179371548,0.12192043767872228,0.12048573628323579,0.11275086607674338],"twin_dists":[0.12704940959357122,0.151106807347701,0.1658754542386951,0.17683570157341444,0.19492637613790958,0.1960588310124586,0.19786934956226276,0.20276143475941702,0.20356593507779502,0.20631067366139802,0.21547958612338183,0.21970586891216143,0.22546260319114336,0.23168384155295174,0.2318114511209529,0.23961287641128043,0.24067675170237193,0.24175163240187333,0.24955885678896247,0.2511244312287531,0.2609152630222285,0.2613040428298515,0.26644133898863903,0.2671896627684391,0.27134598147933175],"n_dims_used":43,"mean_confidence":0.9135259583938954},"coverage":{"mean_confidence":0.9135259583938954,"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}}