{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003346","491:4910002497","491:4910003385","491:4910003045","491:4910003218","491:4910002496","491:4910003427","491:4910003101","491:4910003348","491:4910003264","491:4910003388","491:4910002440","491:4910003093","491:4910003226","491:4910002849","491:4910003177","491:4910003043","491:4910002900","491:4910003472","491:4910002847","491:4910003426","491:4910003387","491:4910002388","491:4910003349","491:4910003489"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8263040077862637,0.788431920313615,0.7664632250405083,0.6468286665432956,0.6379409056768458,0.5250181122143258,0.5231588966423876,0.5015816816094707,0.47341016602995123,0.4694839046715304,0.43312194685334393,0.4264859801000078,0.40464124286845354,0.40034328338293634,0.3931862203438644,0.3877050025194472,0.3498229724777973,0.3465189972844836,0.33517913104109476,0.3234523162034424,0.3189003995312258,0.29522174075224866,0.2918275258185391,0.2849945701623955,0.2772050133819895],"twin_dists":[0.08022680958698576,0.08954922977380649,0.09472268381731502,0.12123264530195282,0.12314260634053042,0.14743157277557659,0.14783688173767134,0.15256674047755256,0.15882891639290894,0.1597109045692861,0.16800919866355915,0.16955220361066187,0.1747045443226176,0.17573250518567907,0.17745550516367425,0.17878491272464153,0.18823541027818894,0.18908384060809147,0.19202900802197467,0.1951321341256941,0.1963534273357959,0.2028728074956,0.2038319828813202,0.20578325844134335,0.2080423836790896],"n_dims_used":45,"mean_confidence":0.8954417758517795},"coverage":{"mean_confidence":0.8954417758517795,"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}}