{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001193","479:4790001634","479:4790001561","479:4790000976","479:4790002542","479:4790000551","496:4960002311","479:4790000762","479:4790001398","479:4790004236","479:4790002461","479:4790001083","479:4790002018","470:4700007927","479:4790000627","479:4790000560","489:4890002901","489:4890004051","472:4720001276","489:4890004222","496:4960001456","496:4960001548","479:4790002184","470:4700008347","496:4960002312"],"twin_admin_codes":[479,479,479,479,479,479,496,479,479,479,479,479,479,470,479,479,489,489,472,489,496,496,479,470,496],"twin_sims":[0.6399827988183617,0.6047299095018146,0.49273558251950095,0.4458948636505589,0.38031168930300907,0.37652482502067336,0.3730163968710772,0.36073016024572224,0.3498034259715542,0.33977953954170365,0.3307742329668175,0.31485946494289546,0.3140543291158421,0.30631309190442146,0.29830525759475246,0.2953062546094383,0.2858549469139767,0.28394698486329556,0.27945957202530297,0.2783772392258773,0.27696071949177004,0.26632333459317525,0.2631279645592718,0.2597760766639938,0.2572623902595973],"twin_dists":[0.12270410418171351,0.13026007736763837,0.1545214527638544,0.16506552625133086,0.18059224943879906,0.1815245164970901,0.18239232871629893,0.1854637763008064,0.1882404172314998,0.19082785818902329,0.19318752165652017,0.19744586264460026,0.1976644714062962,0.19978289107745553,0.20200705997834234,0.20284900805449643,0.20553603140437346,0.20608488648032833,0.20738459968766831,0.2076999732515688,0.20811385375467065,0.21126425125085085,0.21222578581133023,0.2132423015984801,0.21401004287737835],"n_dims_used":45,"mean_confidence":0.9174722459581163},"coverage":{"mean_confidence":0.9174722459581163,"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}}