{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000305","492:4920006631","491:4910000434","492:4920006800","491:4910000485","491:4910000433","491:4910000437","492:4920006698","492:4920006766","491:4910000643","491:4910000896","491:4910000644","491:4910000707","491:4910000766","491:4910000641","491:4910000580","492:4920006930","491:4910000306","492:4920004791","492:4920006900","491:4910000647","492:4920006860","491:4910000341","492:4920006801","491:4910000761"],"twin_admin_codes":[491,492,491,492,491,491,491,492,492,491,491,491,491,491,491,491,492,491,492,492,491,492,491,492,491],"twin_sims":[0.5272707041772222,0.4881419400201296,0.4327872960980559,0.4101627839336309,0.3934486460258914,0.36366990731528276,0.34659002567286806,0.3336561305757765,0.3239660336800017,0.32075063136813314,0.31830000787694585,0.30248663365798767,0.28371410584881435,0.27975011923662,0.24856812528892236,0.22462570975588925,0.22030950133006316,0.16464626814321015,0.16369409320253644,0.1625320830756859,0.16234949072204843,0.1579566838537441,0.15661437474252465,0.15489865686083376,0.1490280707315178],"twin_dists":[0.14694093761171106,0.15554052450110015,0.1680867811727483,0.1733910659543113,0.17739207453804556,0.18472413813064306,0.18906555646207004,0.19242862214104864,0.1949949066554526,0.19585583452723038,0.19651524242525548,0.20084141004382505,0.2061520296832592,0.20730006561963726,0.21670275870513708,0.2244477478323311,0.22590112341877552,0.24669014854932647,0.24708640004732063,0.24757224201448544,0.24764881333458272,0.24951011373522503,0.250086382008899,0.25082823530087905,0.25341308824253295],"n_dims_used":45,"mean_confidence":0.8989800347222222},"coverage":{"mean_confidence":0.8989800347222222,"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}}