{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000239","490:4900000489","490:4900000948","490:4900000732","490:4900000144","490:4900001457","490:4900001191","490:4900000589","490:4900000285","490:4900000246","490:4900001179","490:4900000026","490:4900000077","490:4900000423","496:4960008159","490:4900000235","490:4900000500","490:4900000143","496:4960009061","490:4900000162","490:4900000699","490:4900000608","496:4960009167","490:4900000228","490:4900000511"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,496,490,490],"twin_sims":[0.5898103214080248,0.5595458091829589,0.5519101373724487,0.5511701000445304,0.5489108669505052,0.5468523822430658,0.5264996009612098,0.510893526114655,0.5091302047174318,0.4999014774013585,0.49613906822483234,0.48828192426117717,0.484282109015553,0.48328461014019386,0.45523256412993274,0.4456355200364885,0.4442170606088598,0.4417975429918432,0.43798304345449923,0.4266972830777506,0.4254775228510291,0.4197852553613394,0.4187249657753147,0.4129295827849733,0.4119100796825611],"twin_dists":[0.13345566160307865,0.139955037338924,0.1416013191484136,0.14176105856102494,0.14224893636506966,0.14269375358250044,0.14710883868256958,0.1505193283463404,0.1509062732950091,0.15293725873150987,0.15376821320902923,0.15550942751427443,0.15639904781149871,0.15662125945781177,0.16293393549552107,0.16512496676325553,0.16545030607249672,0.16600617213544855,0.16688493441003352,0.1695029202096459,0.16978755114156563,0.17112036872452593,0.17136947023372612,0.1727358220426696,0.1729770409699884],"n_dims_used":45,"mean_confidence":0.9163523356119792},"coverage":{"mean_confidence":0.9163523356119792,"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}}