{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001266","490:4900001978","490:4900003437","490:4900003305","490:4900002275","490:4900001974","490:4900002122","496:4960008865","490:4900005761","490:4900005893","490:4900003712","490:4900006635","490:4900002580","490:4900001265","490:4900003186","490:4900004534","490:4900006273","490:4900001022","494:4940008621","494:4940008497","490:4900001405","494:4940007617","490:4900002462","490:4900001542","490:4900012572"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,494,494,490,494,490,490,490],"twin_sims":[0.37145816336903653,0.2991757195034783,0.258442250439509,0.2553160058480632,0.23732177252316575,0.2306520672867924,0.22096000692657153,0.20713066593335075,0.18690082796067878,0.18574104874961822,0.17554647551951716,0.17151084867138233,0.16920005583050252,0.16540211990770276,0.15412347613037977,0.15058687637006782,0.13986564484012243,0.13454132629786614,0.13215457020382704,0.12979292577325935,0.12293227776394462,0.11891880170392256,0.11145978098728851,0.10966541991153625,0.1096521236928187],"twin_dists":[0.18277904660870878,0.2017636160740543,0.2136490985788853,0.21460777675115467,0.22027711347369813,0.22244924827724333,0.22568087210968105,0.23046083760014477,0.2378637768482769,0.2383047701999911,0.2422673724350436,0.24388124038361148,0.24481761148953532,0.24637677554018653,0.25116538577796277,0.25271954146518694,0.25760191206222444,0.2601307761977622,0.2612888164065721,0.26245027763746637,0.2659176028302015,0.26801477431826864,0.27206094839353373,0.27306531371808096,0.2730728033413465],"n_dims_used":45,"mean_confidence":0.9210575527615017},"coverage":{"mean_confidence":0.9210575527615017,"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}}