{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001556","480:4800001557","480:4800001614","480:4800001618","480:4800001553","480:4800001675","480:4800002246","480:4800001448","480:4800001714","480:4800002388","480:4800001898","480:4800001957","480:4800002155","480:4800001615","480:4800001442","480:4800002450","480:4800001564","480:4800001999","480:4800001436","480:4800001335","480:4800001334","480:4800001838","480:4800001799","480:4800002016","480:4800001332"],"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":[0.6401425917213461,0.5466814196044097,0.5276186312248805,0.5263814141243318,0.4816625594904934,0.3768573974521746,0.34535892942202323,0.32056058793905806,0.3199159462932805,0.31950262931618073,0.31467193903634877,0.2978596287855171,0.29140978722128075,0.2874303430779855,0.28709345555392624,0.28205745755346917,0.24339253617988474,0.23414180253695302,0.2308710913262901,0.229917621660369,0.22858797234469852,0.22263826042523646,0.2114225125911008,0.20465164153081794,0.20278542096605642],"twin_dists":[0.12266978125436825,0.1427307096281086,0.14686519711834695,0.14713457762779983,0.15698290835196904,0.1814424602830499,0.1893827464939706,0.1959068695870303,0.19608011084309485,0.1961912889038768,0.19749675090145294,0.20213185117925916,0.20395048838157379,0.20508450089488758,0.20518093256995107,0.2066306340735454,0.21833440777796956,0.2213076776417045,0.2223772676983764,0.22269094765665828,0.223129822895274,0.22511463556360703,0.2289548874307344,0.23134040869474815,0.23200737833599733],"n_dims_used":43,"mean_confidence":0.9197346886923147},"coverage":{"mean_confidence":0.9197346886923147,"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}}