{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005649","490:4900006053","490:4900004991","490:4900006284","466:4660001228","487:4870003298","490:4900001184","480:4800004869","496:4960000385","490:4900006160","496:4960007786","466:4660006278","490:4900000900","490:4900006892","490:4900002788","490:4900000573","490:4900005800","490:4900000921","490:4900001623","480:4800003875","466:4660003497","490:4900005785","490:4900002772","490:4900000840","490:4900000557"],"twin_admin_codes":[490,490,490,490,466,487,490,480,496,490,496,466,490,490,490,490,490,490,490,480,466,490,490,490,490],"twin_sims":[0.3033111787520903,0.28869627135029324,0.24959317811489234,0.24735813230272916,0.2407357295441893,0.22541719462328766,0.17871903549959636,0.17290316167787786,0.16332785693358354,0.1631622612993588,0.1549769503837626,0.15459605259760306,0.1311059649271708,0.12791699627467468,0.1275122016153902,0.1253489080334921,0.12027434427951515,0.11756106141993344,0.11739018511789522,0.11533351537984265,0.11411813529607046,0.1115265369639896,0.10915150738715838,0.10857176173561008,0.10177759109121758],"twin_dists":[0.20061266125856686,0.20472274142016456,0.21638219713475526,0.21708224819965266,0.2191806963970628,0.2241832588763467,0.24101712088839414,0.2433214099839073,0.24723925487565335,0.24730845045843045,0.2507942517199056,0.2509597000810256,0.2618025745123191,0.2633842877894424,0.2635871892495883,0.264679882250701,0.26730049655142496,0.2687364829900256,0.26882776421653265,0.26993450460960244,0.27059567398301865,0.2720238245389377,0.2733553081688544,0.2736837232171891,0.2776378361870347],"n_dims_used":45,"mean_confidence":0.9085287306043837},"coverage":{"mean_confidence":0.9085287306043837,"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}}