{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012055","490:4900009681","490:4900011255","490:4900011536","490:4900010624","490:4900011658","490:4900010795","490:4900012054","490:4900011108","490:4900011593","490:4900011591","490:4900010782","490:4900010966","490:4900011411","490:4900010703","490:4900011661","490:4900010627","490:4900011923","490:4900010697","490:4900010082","490:4900011985","490:4900010541","490:4900010780","490:4900011809","490:4900011919"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5044043840917383,0.37812022117281596,0.35530320575872887,0.2988817961078481,0.2215530467088641,0.2194265687613573,0.2060671942893745,0.19764981815155389,0.19681522564666876,0.19573570979507315,0.17383515482507841,0.17043209551958355,0.1671806680647021,0.15560568715797812,0.1543456407221357,0.14881967354734238,0.1453976164880763,0.13955461598630248,0.13824114330701473,0.13083258950583032,0.12993825647976276,0.12937770851115932,0.1290198001039303,0.12423906061213089,0.12268212326437214],"twin_dists":[0.15194504478564771,0.1811312023072351,0.18683732668906317,0.20184577176702262,0.22548045545027168,0.22620076866263833,0.2308372767759419,0.23386485688485203,0.23416985434662396,0.23456568907946507,0.2429484671685279,0.24431723500979644,0.24564345352362277,0.25052180075243863,0.25106863270098023,0.253506213279438,0.2550493624303627,0.25774764198830413,0.2583657455235688,0.2619370219317993,0.26237834541001775,0.2626561273895649,0.26283396638887935,0.26524603681812453,0.2660467782173019],"n_dims_used":45,"mean_confidence":0.9170789082845052},"coverage":{"mean_confidence":0.9170789082845052,"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}}