{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004105","499:4990004230","468:4680000060","499:4990004041","499:4990004224","499:4990004107","499:4990003607","499:4990004019","499:4990004021","468:4680000024","499:4990003608","499:4990003643","499:4990004265","499:4990003852","499:4990004095","499:4990004057","499:4990003901","499:4990003874","499:4990003550","499:4990003427","499:4990004218","499:4990004054","499:4990004257","499:4990003492","499:4990004223"],"twin_admin_codes":[499,499,468,499,499,499,499,499,499,468,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9661703535821647,0.9417285361629927,0.9142083092578237,0.9011511387821061,0.8888905092169835,0.888115414755748,0.8806127244476816,0.876255838614156,0.8737523055086855,0.8732931459980255,0.864397701642022,0.8608573485645529,0.8598068021104086,0.8572849529787079,0.853506698535226,0.8379608619306015,0.8371353243065733,0.8321452644195548,0.821855775619037,0.8155689712578565,0.8154037011336803,0.8125294396980633,0.8104787268569305,0.8094994147566958,0.8076800097156879],"twin_dists":[0.03407323984856384,0.04500417064588751,0.055008192762808585,0.0592553084422141,0.063034288474745,0.06326729317390341,0.0654900613913166,0.06675527864137336,0.06747435143176024,0.06760562463994667,0.07011353634649685,0.07109402732480632,0.07138314962270946,0.07207388507186265,0.07310027679628721,0.07722540227436218,0.0774403884695742,0.07873185024312777,0.08135376755013701,0.08293058786159505,0.0829717978718672,0.08368657508802653,0.08419437269291759,0.08443624340085189,0.08488454343853988],"n_dims_used":44,"mean_confidence":0.9319310621781782},"coverage":{"mean_confidence":0.9319310621781782,"n_dims_used":44,"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}}