{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000562","489:4890003673","479:4790000910","489:4890003915","470:4700008849","470:4700007703","489:4890004795","489:4890003985","479:4790003066","470:4700007552","470:4700007809","489:4890002256","489:4890003732","470:4700004812","479:4790003577","489:4890004519","470:4700007279","489:4890003672","470:4700002564","479:4790003217","479:4790001708","479:4790003215","470:4700007520","479:4790002984","479:4790000190"],"twin_admin_codes":[479,489,479,489,470,470,489,489,479,470,470,489,489,470,479,489,470,489,470,479,479,479,470,479,479],"twin_sims":[0.8450783506049563,0.835733674918843,0.688491477201032,0.48694875941418064,0.44834414780539006,0.4261712336924013,0.42050369816007427,0.40121289771265783,0.3913856845318911,0.38501539281134906,0.3811645608595792,0.36823763909878093,0.3634293904877385,0.3625494160732599,0.35531340719080046,0.3520412265854032,0.3514974289317948,0.34936897220405133,0.3423739848756283,0.3422649640936896,0.33494580556222553,0.3345024691060069,0.33264457000409403,0.33199542450095715,0.3307847163843535],"twin_dists":[0.0753553965390572,0.07780452802335114,0.11221220935795792,0.1558056951644318,0.16450480602731124,0.16962563243071993,0.17095173141020256,0.1755241155789148,0.17789124283915747,0.17944048405633753,0.18038290673913956,0.1835808647990946,0.18478453783335602,0.18500569375078466,0.18683473464224504,0.18766813885319975,0.18780703043153635,0.1883517430142552,0.1901543117822497,0.19018255973301493,0.19209016529360817,0.19220643260402465,0.19269459048231993,0.1928655019987724,0.19318475448511147],"n_dims_used":45,"mean_confidence":0.9173060099283854},"coverage":{"mean_confidence":0.9173060099283854,"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}}