{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000022","477:4770000023","477:4770000084","477:4770000325","477:4770000324","489:4890002535","477:4770000060","477:4770000126","489:4890002699","477:4770000063","477:4770000330","489:4890002364","477:4770000064","477:4770000234","477:4770000044","477:4770000086","477:4770000229","477:4770000042","477:4770000225","477:4770000155","477:4770000227","477:4770000600","477:4770002269","477:4770000601","477:4770002263"],"twin_admin_codes":[477,477,477,477,477,489,477,477,489,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9703914257624119,0.9198177721277022,0.8469299751635162,0.8438965323085111,0.8397607246284214,0.810382419166087,0.7988815692365334,0.7701608588605564,0.7585435809220527,0.7550181274666208,0.7419812189213915,0.7359707118485008,0.715635943261145,0.7028777256866383,0.7027634425350149,0.676104381722748,0.6730488453874707,0.6669357197527496,0.6654390694230752,0.6630647963706919,0.6591494798144568,0.6577994799422592,0.6479365242260238,0.6385849405786739,0.6357439312033388],"twin_dists":[0.031842171754837355,0.053099356012241174,0.07486388625475981,0.07566799802987836,0.07675533399875557,0.08421817660800035,0.08703384824432261,0.09386177155311975,0.0965545017207618,0.0973649065959104,0.10033698894184766,0.10169511628159483,0.10624077595613828,0.10905936371903706,0.10908450992127938,0.11490887803103565,0.11557185733479297,0.11689592884856728,0.11721965030882744,0.1177328612363787,0.1185783147442172,0.11886959045919739,0.12099431554612974,0.12300431560004978,0.12361423690361395],"n_dims_used":45,"mean_confidence":0.9198632982042101},"coverage":{"mean_confidence":0.9198632982042101,"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}}