{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003297","480:4800003435","480:4800002720","480:4800003618","480:4800003290","480:4800002658","480:4800003082","480:4800003504","480:4800003495","480:4800003988","480:4800003243","480:4800002565","480:4800002659","480:4800003329","480:4800002665","480:4800004903","480:4800003833","480:4800003500","480:4800003493","480:4800003909","492:4920002814","480:4800003069","480:4800002896","480:4800003565","480:4800003020"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480],"twin_sims":[0.5717726857981864,0.5166331030051557,0.511517883420787,0.4793240636090364,0.47917029670307426,0.3884079995862079,0.34427759484299475,0.3344153420306189,0.22164872880479297,0.2137168448502008,0.19298380181158106,0.19261813271616457,0.19078563759747397,0.18408800813826198,0.17419998098378886,0.1673561264696384,0.15331516039510545,0.14595357507589118,0.14062034910624696,0.1284915895318528,0.12393039757427438,0.1229493566353873,0.1160824529281455,0.1151324851809038,0.11050187395981757],"twin_dists":[0.1373251545656752,0.1492621578371723,0.1503824008823255,0.15750497252887502,0.15753932906510634,0.17861391779649038,0.18966184503873007,0.19222929197752234,0.225448153474352,0.2281583372996882,0.23558165355159294,0.23571740994457505,0.23640045131169887,0.23893667974089278,0.24280286872938914,0.24557141471772959,0.2515182734642257,0.2547968430797753,0.2572493036944694,0.26309710835031697,0.26540417467889427,0.2659087909035076,0.2695297434667971,0.2700434944874003,0.2725955534873917],"n_dims_used":43,"mean_confidence":0.9144059114677962},"coverage":{"mean_confidence":0.9144059114677962,"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}}