{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002670","489:4890003448","489:4890003528","489:4890003242","489:4890003338","489:4890003579","489:4890002164","489:4890001759","489:4890003093","489:4890001939","489:4890003460","489:4890002423","489:4890003404","489:4890001685","489:4890003162","489:4890000852","489:4890003161","489:4890003155","469:4690000990","489:4890002268","489:4890002572","489:4890001682","489:4890002755","489:4890002108","489:4890001747"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489,489,489,489,489],"twin_sims":[0.7381552779450039,0.7236560574421284,0.6645546940006307,0.6219232627201586,0.6068413183873922,0.5926318936912416,0.5809849261093407,0.5578444187349488,0.5391124892231036,0.5368344124353235,0.5153076530029842,0.4972339536495642,0.4777354580387191,0.47477963422512154,0.47030584105728296,0.45054851622566316,0.4272986708475558,0.41900212337143283,0.41832534844474606,0.41114842689481346,0.3984535599386336,0.3951554583919892,0.3915022236984538,0.39082176425082554,0.39010461939451385],"twin_dists":[0.10120232613551407,0.10445640521722994,0.1174108601858796,0.1265778055473076,0.12980796693877433,0.1328511041747176,0.13534771939941456,0.14032157641325263,0.1443689182164747,0.14486281921675118,0.14955216925132483,0.153526216486174,0.15786008967094625,0.1585218550828828,0.15952606194604058,0.1640011411549391,0.16936271020248525,0.17130432974306153,0.1714634248192704,0.17315742134871165,0.17618605837852955,0.17698000015397816,0.17786301160223122,0.17802790622339834,0.17820183619292795],"n_dims_used":45,"mean_confidence":0.906662835015191},"coverage":{"mean_confidence":0.906662835015191,"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}}