{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002611","490:4900004012","490:4900003333","490:4900003048","490:4900004148","490:4900002313","490:4900002760","487:4870001770","490:4900003353","490:4900003193","490:4900004434","490:4900002899","490:4900004151","490:4900001694","490:4900001173","490:4900001846","490:4900002914","490:4900002159","490:4900003325","490:4900001997","490:4900003050","490:4900003598","490:4900002151","490:4900003612","490:4900003049"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6211585201977662,0.5911615333198814,0.5908972359124167,0.5871554744106,0.5809642036128334,0.5670449871529851,0.548370472468077,0.5068654921286453,0.506585259051362,0.5033972346358382,0.48046709718813385,0.4681492527551533,0.4663190376843019,0.44607782645455796,0.43760510578938094,0.4236902900635726,0.39599346932560836,0.3896318578663465,0.38454875636994224,0.37759084171285384,0.3739659200580904,0.3661998487040136,0.36362163863285507,0.36293492643469255,0.36224723096492467],"twin_dists":[0.12674165866705972,0.13316612988425666,0.13322275973501801,0.13402463541632378,0.13535216442816517,0.13834122068567342,0.14236568274626707,0.15140375495484643,0.15146535335924807,0.15216675894120077,0.15724969184349505,0.1600112840465758,0.16042367194308016,0.16502359983702336,0.16697216471600712,0.17020521437632774,0.17677798077084264,0.17831657756725408,0.1795544442681117,0.18126162088892706,0.18215706942444823,0.18409002473915245,0.1847362579653698,0.18490877352461327,0.185081701924455],"n_dims_used":45,"mean_confidence":0.91850831773546},"coverage":{"mean_confidence":0.91850831773546,"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}}