{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000634","466:4660006310","489:4890001183","489:4890000318","466:4660008434","496:4960001689","489:4890000326","477:4770000295","477:4770000071","466:4660008006","489:4890000140","496:4960003854","496:4960002454","496:4960003442","489:4890000219","496:4960002895","489:4890000428","496:4960003713","489:4890000748","489:4890000889","466:4660006437","481:4810005562","466:4660008018","489:4890000407","466:4660006191"],"twin_admin_codes":[489,466,489,489,466,496,489,477,477,466,489,496,496,496,489,496,489,496,489,489,466,481,466,489,466],"twin_sims":[0.5330789057598535,0.44284150291364316,0.4116227719343432,0.3943924254827004,0.37283408551305575,0.36657155047214673,0.3646724262279482,0.36057021832946634,0.3538435050428597,0.34849933521132936,0.3367175982398119,0.33407613582642703,0.33165153114729856,0.33097362092222415,0.32208679691382325,0.3211114817974704,0.31394524274354263,0.31251278982858743,0.3063519263768121,0.30198913449720927,0.29746271909820515,0.2968819676050647,0.29353945105277196,0.2885493720252185,0.28747405319880615],"twin_dists":[0.14567794070800186,0.16576618641181062,0.1730450662384914,0.17716411659982415,0.18243753296596,0.18399704608088086,0.18447259809049837,0.18550410530657854,0.18720861483020054,0.18857479994223517,0.1916263346547817,0.19231831975145375,0.19295611861428377,0.19313490004302628,0.19549749196619443,0.19575897683768914,0.19769411478243212,0.19808391773876963,0.1997721875887728,0.20097960385467165,0.2022430917028023,0.2024060142483913,0.20334738698614294,0.20476467155633357,0.20507199414489577],"n_dims_used":45,"mean_confidence":0.9187660217285156},"coverage":{"mean_confidence":0.9187660217285156,"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}}