{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009520","490:4900010477","490:4900009927","490:4900009419","490:4900010123","490:4900009923","490:4900010910","490:4900011518","490:4900010825","490:4900009621","490:4900009925","490:4900011092","490:4900009522","490:4900010563","490:4900011361","490:4900008791","490:4900011139","490:4900010307","490:4900010305","490:4900009947","490:4900009622","491:4910005263","490:4900009724","490:4900009843","490:4900010983"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.2199777886720716,0.16371918537083444,0.1606810780028817,0.0796212362830886,0.05754851229499826,0.04322467785894565,0.03281796370273465,0.032052500268328565,0.02954201741969213,0.027718366843673858,0.026366137005080427,0.02085852395855396,0.020841964610405137,0.018783503072129424,0.016844886535343984,0.01591564565765851,0.01591411315135276,0.015282185326860742,0.014152961001892445,0.014022904253289023,0.013269736525166442,0.011860053533304599,0.011428828331369038,0.010231558538695963,0.00845655352727473],"twin_dists":[0.22601360390026828,0.2470759364758339,0.24835138327864417,0.292172825796701,0.3103498637667259,0.3255341628842334,0.33950588268484105,0.34067640572866265,0.3446909856403868,0.34779505155518853,0.35021226993998056,0.3613215884055604,0.3613586619077281,0.3661804796904413,0.37116429511672816,0.3737341257379424,0.37373847165396873,0.37556268279816624,0.37899464628117113,0.37940529276585144,0.3818517228007617,0.3867809361252132,0.38839274595913603,0.3931692806225459,0.40126019464893353],"n_dims_used":44,"mean_confidence":0.8834481672807173},"coverage":{"mean_confidence":0.8834481672807173,"n_dims_used":44,"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}}