{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003487","474:4740003405","486:4860000717","474:4740003495","474:4740003568","474:4740003403","474:4740003572","474:4740003577","474:4740003412","474:4740003411","474:4740003399","474:4740003404","474:4740003908","474:4740003562","474:4740003982","474:4740003496","487:4870013289","474:4740003396","474:4740005550","474:4740003488","474:4740004258","474:4740003400","486:4860000946","486:4860000612","474:4740003728"],"twin_admin_codes":[474,474,486,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,486,486,474],"twin_sims":[0.5877465187854841,0.5446208909664324,0.3772833688541383,0.3588967286663548,0.34389204053616756,0.33535932385320627,0.30833555374455124,0.29708096955865276,0.29682823895794574,0.2502829660366232,0.23539359399098578,0.23502152091428408,0.2336502020321305,0.23103362701542132,0.20512254460676607,0.185653896751447,0.18164588928023195,0.16747035916405972,0.16356887066202094,0.15934906497875462,0.1574702348348493,0.15585394386132218,0.15322938107100262,0.1473633344512804,0.1455195332760646],"twin_dists":[0.13389795285428832,0.14317628071938035,0.18133741112581503,0.18592662098257334,0.18976147128475196,0.19198179323576753,0.199226500790482,0.20235016565940567,0.202421096614753,0.21616695580436185,0.22090091113687912,0.22102166709313553,0.22146781173212332,0.22232388066495076,0.2311727713812144,0.23833798686705196,0.2398775909357453,0.2455245428826066,0.2471386358910984,0.24891610918077334,0.2497185374366334,0.2504144451933554,0.2515558022738844,0.2541596981693186,0.25499392605073784],"n_dims_used":45,"mean_confidence":0.9235627916124132},"coverage":{"mean_confidence":0.9235627916124132,"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}}