{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660014346","487:4870007201","466:4660000157","466:4660012316","469:4690003554","466:4660012307","487:4870008061","466:4660012330","466:4660012314","466:4660008890","490:4900001585","466:4660010082","466:4660012598","466:4660003291","466:4660003769","466:4660009072","490:4900001616","487:4870005435","469:4690005660","487:4870007193","466:4660003030","466:4660006379","466:4660010541","487:4870006147","466:4660004063"],"twin_admin_codes":[466,487,466,466,469,466,487,466,466,466,490,466,466,466,466,466,490,487,469,487,466,466,466,487,466],"twin_sims":[0.3573464118436152,0.34253451726944606,0.34212949255130554,0.30858574606731304,0.2556956131486747,0.238043091766247,0.2140789705519581,0.20751359652885176,0.1894882836950131,0.1884580914344377,0.18199933023584447,0.17301474184706514,0.16623992050996597,0.16560041567525516,0.15804341666250107,0.14787960765340524,0.14603979682267884,0.14282448438260387,0.13964973334114716,0.13740676943680968,0.13632254114667564,0.13440085019514603,0.13307658937606098,0.13204396728156056,0.12983888512071287],"twin_dists":[0.1863189395103938,0.19011272559211825,0.19021766792893288,0.19915781772247285,0.21449097367114994,0.22004460523339844,0.2280331433230542,0.23032561399424994,0.23688679858241693,0.23727465467004843,0.23974086499387817,0.2432766848891054,0.2460306328865451,0.24629473426332352,0.2494730014211784,0.25392749404065496,0.254757744516047,0.256227505091967,0.25770304986435355,0.2587606738372193,0.2592765535101908,0.2601985049370455,0.2608396083840723,0.2613428604920943,0.26242752323505686],"n_dims_used":43,"mean_confidence":0.9055284899334575},"coverage":{"mean_confidence":0.9055284899334575,"n_dims_used":43,"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}}