{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000284","480:4800005789","493:4930000246","480:4800005721","480:4800004349","480:4800005645","480:4800004279","480:4800004035","493:4930000389","480:4800004278","480:4800004277","480:4800005715","480:4800004115","496:4960011546","493:4930000333","480:4800005636","480:4800004201","480:4800004114","480:4800005786","480:4800004189","480:4800005391","480:4800001746","493:4930000332","493:4930000283","493:4930000335"],"twin_admin_codes":[493,480,493,480,480,480,480,480,493,480,480,480,480,496,493,480,480,480,480,480,480,480,493,493,493],"twin_sims":[0.6887452907758852,0.5261567114290502,0.5133248167169906,0.5121118992503301,0.4773093288785799,0.4344244955897024,0.4181025160961839,0.3789355374107178,0.372560024417297,0.3632631972857763,0.3547282013238472,0.32699787691850385,0.30568008827716836,0.29752319925552195,0.28093993281978646,0.2757434499996546,0.2756872145405698,0.26006930603373074,0.24082368601850224,0.2369943304591773,0.21027086444869983,0.20723348358266486,0.19963228418271564,0.19709083261347585,0.18870999196736132],"twin_dists":[0.11215679132937287,0.14718351731308113,0.14998636158890186,0.15025216701963273,0.15795541137239033,0.16770745624190464,0.1715158318536329,0.180930513352483,0.18250550715746414,0.1848262848587917,0.1869834898517066,0.194187471812737,0.19995746905386544,0.2022261355069335,0.2069544469777471,0.2084705506877302,0.2084870526321161,0.21315304742210012,0.21915258249172906,0.22038281245348096,0.22935692879693603,0.23042451304659195,0.23314392705894835,0.2340690364103227,0.23717968006838305],"n_dims_used":43,"mean_confidence":0.9213415633800418},"coverage":{"mean_confidence":0.9213415633800418,"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}}