{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002941","496:4960001161","496:4960001511","496:4960001721","496:4960003896","496:4960002247","496:4960001856","496:4960002924","496:4960002519","496:4960001858","496:4960003008","496:4960004315","496:4960003875","496:4960004156","496:4960001159","496:4960001668","496:4960001450","496:4960002624","496:4960005795","496:4960003905","496:4960001491","496:4960002293","496:4960002513","496:4960006200","496:4960001434"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6844130195050374,0.6643215692601174,0.6171121019048319,0.5541034793533114,0.5524973671001623,0.5418120773790167,0.5320711687257321,0.5166729833220679,0.5101442328636083,0.5073331065468788,0.49251885195667716,0.4732730603624092,0.47311070711890385,0.4722128667771746,0.47126715818818105,0.4556568209938065,0.45383993540999545,0.44516405751865945,0.4322016171136593,0.42567504656120225,0.424718406718696,0.4234759400389635,0.4149368947879981,0.40626744913297114,0.4049557173332007],"twin_dists":[0.11310177183227392,0.11746125432749709,0.12760848570021371,0.1411280772758071,0.14147458796192586,0.1437841450006571,0.14589686514174405,0.14925343474871966,0.1506837119239843,0.15130098802648276,0.15456946956239825,0.15885967430093303,0.15889610000234697,0.15909761524619043,0.15931001254504726,0.16283747311275112,0.1632508055581639,0.16523305788710124,0.168222618098594,0.16974143609480075,0.1699648616392994,0.1702553556975063,0.17226163768695038,0.1743168764081326,0.1746295232477137],"n_dims_used":45,"mean_confidence":0.9266944037543403},"coverage":{"mean_confidence":0.9266944037543403,"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}}