{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001999},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001867","496:4960002122","496:4960004173","496:4960004318","496:4960003617","496:4960004339","496:4960003490","496:4960001258","496:4960003907","496:4960002246","496:4960002120","496:4960001749","496:4960003497","496:4960003226","496:4960002251","496:4960002372","472:4720002190","496:4960001866","496:4960003360","496:4960002804","496:4960003909","496:4960003633","496:4960001733","496:4960002807","496:4960001741"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,496,496,496,496,496,496,496],"twin_sims":[0.885244450987322,0.8258069140142612,0.8031938914587892,0.7921229731439524,0.7147032841521435,0.6985854557771247,0.6770170796537457,0.6101556744139157,0.5978694187587192,0.5910924697698705,0.5863612170291146,0.5854528148804601,0.5853848384438122,0.5821126566248742,0.5716259352777576,0.5695712900774947,0.5590675120885722,0.5546818946524366,0.5514956720931605,0.5450272103943548,0.5407080529665671,0.5397247224876237,0.5344487087107049,0.5330783170874306,0.531122841182466],"twin_dists":[0.06412471927731027,0.08035322943308908,0.0859841956806202,0.08866511940954314,0.10644762229163249,0.11000265817248121,0.11471068464943815,0.1290982651397632,0.13172921700255175,0.1331809277092125,0.13419488629212759,0.1343896223030166,0.13440419534187276,0.1351058369809999,0.13735667990230896,0.13779815593772513,0.1400580634044713,0.14100332497081872,0.14169077857952267,0.14308839440221607,0.14402322795532974,0.14423625069069,0.14538049568299385,0.14567806856842622,0.1461029618464826],"n_dims_used":45,"mean_confidence":0.9311252170138888},"coverage":{"mean_confidence":0.9311252170138888,"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}}