{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008991","490:4900009225","490:4900009224","490:4900009228","490:4900009226","490:4900009665","490:4900008684","490:4900008886","490:4900008003","490:4900009320","490:4900009216","490:4900008883","490:4900008889","490:4900009040","490:4900009321","490:4900009323","490:4900009111","490:4900009027","490:4900007993","490:4900011446","490:4900009220","490:4900009003","490:4900008025","490:4900007880","490:4900008881"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03627705892463502,0.02414891497727242,0.02207056501019733,0.019550762627502206,0.018856525144103145,0.015281429303584134,0.014629333454498322,0.013428361736703441,0.013283283374239256,0.012810203125638915,0.012117849012671815,0.009722939168136022,0.00838979805565274,0.008107705274521346,0.006674185985470034,0.006539000630182069,0.005503942137137392,0.005488882197657015,0.004714148423739082,0.0034152188674718004,0.0031291645544472848,0.002968496890090172,0.0028209204474625394,0.0027489885580589146,0.0026564892312931293],"twin_dists":[0.3344902089657505,0.3544177352864647,0.3586751716610168,0.3643316649158513,0.3660017102506421,0.37556490469772297,0.3775184227067017,0.3813264574711186,0.38180664808715936,0.383405382012832,0.385842032729273,0.3953507099607902,0.4015932026863005,0.4030271485321038,0.4110894984536906,0.4119282545934098,0.41892487802887873,0.4190351838860269,0.42511580025606843,0.43771801353050027,0.4410759863416643,0.4430871203202538,0.44502406232049435,0.4460020081203311,0.4472945924398782],"n_dims_used":45,"mean_confidence":0.8708140055338541},"coverage":{"mean_confidence":0.8708140055338541,"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}}