{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002416","480:4800002417","480:4800002465","480:4800002467","480:4800002375","480:4800001426","480:4800001930","480:4800001637","480:4800002361","480:4800002315","480:4800001639","480:4800002363","480:4800002086","480:4800001750","480:4800001638","480:4800002196","480:4800002281","480:4800001805","480:4800001870","480:4800002411","480:4800001297","480:4800001861","480:4800001695","480:4800002027","480:4800002192"],"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":[0.4652681537379697,0.44259595838331156,0.3394992573827423,0.2537683965776648,0.2402705579384187,0.2252383628055403,0.21850619918233077,0.20485034180276585,0.20334310915833603,0.1979078197252531,0.1899492136068255,0.18659767728169036,0.18385657008654777,0.18025919910001872,0.1788149176623756,0.177438963992948,0.17692865830231785,0.1740263409587295,0.17348404280006,0.1709363856831642,0.1644218409649161,0.16409994394965458,0.16352657324753703,0.1611931093548101,0.16050545697941287],"twin_dists":[0.16066071101281648,0.1658226125353209,0.1909007872047949,0.21508511077089032,0.21932949216345482,0.22424296470969637,0.22651398073452061,0.23126964099057667,0.23180762634697732,0.23377075187344673,0.23671374111100968,0.2379788606240358,0.2390254702593053,0.24041584573128455,0.24097958176233764,0.24151966091401106,0.24172071881469545,0.24287213953005476,0.24308879867162086,0.24411317289506676,0.24678339526203005,0.24691730028228454,0.24715628654758492,0.248135205558637,0.2484256450655642],"n_dims_used":42,"mean_confidence":0.9111304510207403},"coverage":{"mean_confidence":0.9111304510207403,"n_dims_used":42,"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}}