{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000572","470:4700000466","470:4700001755","481:4810002146","470:4700000558","479:4790000297","481:4810002408","470:4700000688","470:4700000231","470:4700000208","470:4700000799","479:4790003738","481:4810000282","470:4700001597","481:4810004197","472:4720001139","499:4990004182","481:4810003284","493:4930000139","470:4700000039","489:4890003422","481:4810002976","466:4660011409","470:4700003953","469:4690002640"],"twin_admin_codes":[470,470,470,481,470,479,481,470,470,470,470,479,481,470,481,472,499,481,493,470,489,481,466,470,469],"twin_sims":[0.631256020676319,0.5461564883298471,0.4550066781020702,0.3039474664737802,0.29420315624088766,0.280159372892218,0.27643831053531426,0.27462546615961847,0.2698054320542347,0.26909838805233605,0.25989268584410646,0.2528412326656753,0.22648154120599562,0.20467195943534752,0.2039918095230428,0.20181070419771244,0.19834522207686595,0.19716347416068616,0.19684213426863173,0.19452884054499664,0.1905029850866909,0.18668852958829957,0.18502724056759132,0.18480056013073998,0.18456133737891414],"twin_dists":[0.12457715727122698,0.14284419356030864,0.16298530809034614,0.20043638647523704,0.20315996199278055,0.2071810845925247,0.20826681783916814,0.20879900367129606,0.21022457160901523,0.21043500387593794,0.2132068001055412,0.21537196509192874,0.22382855906286309,0.2313331702525057,0.2315757480491887,0.23235740889553122,0.233611404746921,0.23404248014480408,0.2341600067802561,0.2350100179829799,0.23650621371947517,0.23794435699187877,0.23857715088037526,0.23866380406295498,0.23875533297709084],"n_dims_used":43,"mean_confidence":0.9057178940883902},"coverage":{"mean_confidence":0.9057178940883902,"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}}