{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003877","499:4990000832","477:4770003944","477:4770003946","499:4990000393","499:4990000743","477:4770003651","477:4770003918","499:4990000666","499:4990000909","499:4990000454","499:4990002551","477:4770003881","499:4990000451","477:4770003947","499:4990000450","499:4990002117","496:4960004650","499:4990000916","499:4990001001","499:4990001570","499:4990001931","499:4990000595","499:4990002032","499:4990002778"],"twin_admin_codes":[477,499,477,477,499,499,477,477,499,499,499,499,477,499,477,499,499,496,499,499,499,499,499,499,499],"twin_sims":[0.8927145123540075,0.8506114941420694,0.8461599794182315,0.8082830777375795,0.7542237037268092,0.7172729569453441,0.7034364282332282,0.6956106177349373,0.6861281612755689,0.6800221982555449,0.679135934337432,0.6773736022715524,0.6667234052916758,0.6627814166584053,0.6402507391759167,0.6363614509132126,0.6355207904183793,0.6303725916887882,0.6257139954551812,0.618980926021313,0.6145592280971124,0.6037296111912295,0.5881023336656551,0.5856839550088697,0.5844281559539598],"twin_dists":[0.06187492210450712,0.07388015735078993,0.07506854034834747,0.08473609902303775,0.09754711251578989,0.10587739368815655,0.10893640539223427,0.11065508025369039,0.11272788957035039,0.11405758144930571,0.11425028066997152,0.1146332449651711,0.11694186215646793,0.11779408819482304,0.12264655099170332,0.12348168991506915,0.12366212946218258,0.12476663113727611,0.1257654387446259,0.1272081747520542,0.12815525465315733,0.1304742712006184,0.13382169228151503,0.1343400704651282,0.13460930451774855],"n_dims_used":45,"mean_confidence":0.9251027425130208},"coverage":{"mean_confidence":0.9251027425130208,"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}}