{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000502","480:4800001190","480:4800000993","480:4800000569","480:4800000649","480:4800000615","480:4800001134","480:4800000803","480:4800000398","480:4800000501","480:4800000716","480:4800000750","480:4800000383","480:4800000514","480:4800001032","480:4800000838","480:4800000643","480:4800000618","480:4800000400","480:4800000890","480:4800000844","480:4800000351","480:4800000339","480:4800000375","480:4800000606"],"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":[0.53973318591934,0.48970958173707774,0.4000337160286275,0.3966339401023719,0.3352995203507729,0.30598326516382957,0.29588987048891896,0.2856097794364501,0.24887876838750989,0.24458164530848212,0.23838788255112814,0.23616850718134602,0.21886955163528546,0.21542071294099754,0.20160894108882696,0.19220700738778906,0.17201320196452097,0.1710096225487685,0.16038708374571692,0.1578472148365611,0.15764650393240814,0.15395204726844028,0.15257893708269868,0.15143561551492227,0.14959896840888348],"twin_dists":[0.14423441691248726,0.1551924320263765,0.1758067377473783,0.176623715068344,0.19199746164429626,0.19987382895071146,0.20268476904653432,0.20560643402160023,0.21660552300701214,0.21795756848002407,0.21993362842544162,0.2206498140747926,0.2263902222940914,0.22757051929895467,0.2324300091385976,0.2358702566941491,0.24367887700310448,0.2440835733510738,0.24847573280046023,0.24955697591664047,0.24964295909053305,0.2512401132156662,0.2518408769253613,0.2523441385555524,0.253158465869352],"n_dims_used":43,"mean_confidence":0.9129203973814498},"coverage":{"mean_confidence":0.9129203973814498,"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}}