{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008126","490:4900009133","490:4900008131","490:4900009748","490:4900010046","490:4900010324","490:4900009849","490:4900009238","490:4900008459","490:4900008566","490:4900007910","490:4900010064","490:4900008129","490:4900008915","490:4900008462","490:4900008337","490:4900011714","490:4900007905","490:4900008673","490:4900008020","490:4900011983","490:4900009561","490:4900008240","490:4900008128","490:4900009632"],"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":[0.372378223959721,0.3227921992517122,0.27329632561816064,0.21514810107022384,0.20117622641883212,0.19810375686388115,0.15813367209786242,0.15139093863424405,0.13387789790014085,0.13257202345947766,0.11834061512339984,0.118138596337157,0.11162949481481248,0.11104058498503298,0.10325300774449792,0.10213316653856389,0.09725093571262428,0.09693560504821022,0.09382350368529568,0.090653108721252,0.08997548591470472,0.08842669188618718,0.08788158613686674,0.08655498099968041,0.08645301725723985],"twin_dists":[0.1825506119571293,0.19530864711775928,0.2091905610635875,0.22766435636227372,0.23258588117404233,0.23369934125947397,0.2494343975622613,0.2523638608022577,0.2604511079265561,0.2610851418373387,0.2683213347191859,0.26842871745955793,0.271966601977259,0.2722944619274383,0.27676207028319394,0.2774258747204606,0.2803882005044104,0.28058350587619935,0.28253835067543326,0.28458312980361594,0.2850274879601271,0.2860531744942352,0.2864175622998388,0.2873119236639722,0.2873811149469254],"n_dims_used":45,"mean_confidence":0.8969167073567709},"coverage":{"mean_confidence":0.8969167073567709,"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}}