{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001983","480:4800001702","480:4800002472","480:4800001368","480:4800001866","480:4800001818","480:4800001534","480:4800002101","480:4800001985","480:4800001539","480:4800002144","480:4800001298","480:4800002383","480:4800001984","480:4800001594","480:4800001760","480:4800002382","480:4800001484","480:4800001475","480:4800001700","480:4800001865","480:4800001309","480:4800001819","480:4800001937","480:4800002092"],"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":[0.43215644538163683,0.42128135572750175,0.3474722030852748,0.331697900229943,0.30792318831281806,0.3077478816976879,0.30188027191126854,0.24682212884965912,0.24639201840719507,0.2460796149517053,0.22379577802916914,0.2007174860434265,0.19625160034387454,0.19467692652153215,0.1800389962893068,0.1796527360522394,0.17934805190534628,0.17118170810730032,0.16812525400989453,0.15891291214399128,0.15135449794901085,0.13716674980867027,0.13488183869880926,0.13431372782185697,0.13166513135105082],"twin_dists":[0.16823309789459656,0.17076933207551442,0.18883863073439608,0.19294389726853683,0.19933977377921092,0.19938795533435852,0.20100986104767404,0.21725073552473553,0.21738610655010246,0.2174845263030258,0.22472575116752894,0.23275138033499573,0.2343763351402401,0.23495539486658704,0.24050158859559012,0.24065217075276357,0.24077111272990148,0.24401405868472134,0.24525627050637136,0.24910176859047486,0.25237995041578076,0.2588746127388644,0.25996682255687636,0.26024053657358276,0.2615282304707766],"n_dims_used":43,"mean_confidence":0.9136755300122638},"coverage":{"mean_confidence":0.9136755300122638,"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}}