{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002630","489:4890002712","470:4700008931","470:4700007285","472:4720001452","479:4790001298","496:4960005014","496:4960005163","485:4850002683","489:4890001143","488:4880000312","499:4990001081","479:4790000114","470:4700004919","489:4890001337","478:4780002940","467:4670000071","466:4660009646","472:4720004197","469:4690003380","470:4700009000","485:4850004219","500:5000001151","470:4700009046","468:4680007058"],"twin_admin_codes":[489,489,470,470,472,479,496,496,485,489,488,499,479,470,489,478,467,466,472,469,470,485,500,470,468],"twin_sims":[0.5611713268208668,0.34184576194151606,0.3193732400517834,0.2917475836436237,0.24290031531003856,0.23775106676990143,0.20366518815864712,0.20336442001275082,0.19115147961574083,0.18346001255318914,0.17449906030443013,0.17059749601107588,0.15714271893847168,0.14906000072010958,0.14841837188579105,0.14600177430133823,0.14469871034988926,0.14047644217537716,0.13062554475566832,0.1289559016278643,0.12562794332050242,0.1252964296570214,0.12449315964371692,0.1174682239425544,0.1154238245077465],"twin_dists":[0.13960498854156078,0.190291222336539,0.19622610990023526,0.20385465334537078,0.21849074497906795,0.22013868042504448,0.23169243572473897,0.23180000071640772,0.23626372350464045,0.23917779168202022,0.24268367148146713,0.2442502576720246,0.24985912943652563,0.25339882839002786,0.25368581152610387,0.25477498430071044,0.255367826072545,0.25731642999026844,0.26203898864856057,0.2628657557385318,0.2645381402043855,0.26470656653936014,0.26511607783501123,0.2687860636577788,0.26988559042897414],"n_dims_used":45,"mean_confidence":0.9142471313476562},"coverage":{"mean_confidence":0.9142471313476562,"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}}