{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011669","490:4900011540","490:4900010715","490:4900011024","490:4900011802","490:4900010358","490:4900011735","490:4900008833","490:4900010538","490:4900011254","490:4900009883","490:4900010798","490:4900011733","490:4900011606","490:4900011188","490:4900011043","490:4900004793","490:4900011988","490:4900011468","490:4900010799","490:4900010539","490:4900011597","490:4900004659","490:4900011604","490:4900011180"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38964609992676297,0.25091976320531145,0.24855865553502485,0.23809990435814407,0.18953371724574591,0.1261491181325362,0.12523357311362765,0.12249517291394234,0.11908432826341851,0.10911865456696673,0.1023685026075247,0.09692909694009745,0.09144024534799021,0.08388045637759854,0.06716551499988252,0.06594553695281265,0.06017966525164228,0.0541279011428774,0.04916202367452792,0.046180874045406536,0.0454056802720834,0.04478345174576828,0.03932190763437505,0.03896295639628115,0.03832740572657642],"twin_dists":[0.17831312000021127,0.21596858597181912,0.21670572409507285,0.22002631192652206,0.23686972735533052,0.26427403672987965,0.2647385391063661,0.2661434471461358,0.26792722052130696,0.2733738825225317,0.27728590563534267,0.28058754203684927,0.2840702462268006,0.28914871734286496,0.3018343066199472,0.30285694963320187,0.3079105129173335,0.3136626431067398,0.3187953795125135,0.32208818116596616,0.32297349117067464,0.3236933207882545,0.3304009749080647,0.33086880667077856,0.33170615718116386],"n_dims_used":45,"mean_confidence":0.912459479437934},"coverage":{"mean_confidence":0.912459479437934,"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}}