{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000275","477:4770000604","489:4890001880","477:4770000200","477:4770000194","489:4890001777","489:4890001698","489:4890001961","477:4770001703","489:4890002196","477:4770000222","477:4770000271","477:4770001087","489:4890002365","477:4770000504","489:4890002118","477:4770000087","477:4770000105","477:4770000189","477:4770000131","477:4770000779","499:4990001001","477:4770000154","489:4890001963","499:4990003089"],"twin_admin_codes":[477,477,489,477,477,489,489,489,477,489,477,477,477,489,477,489,477,477,477,477,477,499,477,489,499],"twin_sims":[0.7265294464815646,0.7142121323526959,0.6934715302897346,0.6899821986341718,0.6598857521202398,0.6534255217717518,0.651042904368694,0.6357659406801633,0.627123463582328,0.6041815971197632,0.6015266912240719,0.5996961278977709,0.5950640445888128,0.5930933855090208,0.5868257640216508,0.5824272091935224,0.5701808686641636,0.5649973863862832,0.563612424535743,0.5632697160547425,0.5516468186741521,0.549640496251162,0.5481060280602394,0.5440399001020371,0.542592484845017],"twin_dists":[0.10381453022530462,0.10655649747890812,0.11112355795408445,0.11188662294129939,0.1184194067934236,0.11981253640851386,0.12032571385633727,0.12360951292984787,0.1254633051140928,0.13037748714014952,0.1309459954717307,0.13133800570406137,0.13233008846763578,0.1327522365503791,0.13409530785072846,0.13503837627206736,0.1376671593204478,0.1387815914510621,0.13907956249058603,0.13915330970385414,0.14165815340669838,0.14209133815962688,0.14242282012316163,0.14330196842337717,0.1436151973846077],"n_dims_used":45,"mean_confidence":0.9199115329318577},"coverage":{"mean_confidence":0.9199115329318577,"n_dims_used":45,"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}}