{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005176","493:4930000775","480:4800004752","480:4800004923","480:4800005265","480:4800005008","480:4800004559","480:4800004839","493:4930000993","480:4800004925","480:4800004472","480:4800005094","486:4860002813","480:4800003457","487:4870008462","480:4800005524","486:4860000383","480:4800005177","480:4800003203","480:4800004838","480:4800004651","493:4930001816","480:4800002955","493:4930002487","493:4930001653"],"twin_admin_codes":[480,493,480,480,480,480,480,480,493,480,480,480,486,480,487,480,486,480,480,480,480,493,480,493,493],"twin_sims":[0.15781866563434846,0.12429082162065457,0.11550017349515596,0.1063019776972157,0.09793164449959325,0.09434626963327696,0.09014977097459514,0.0892155773684778,0.08851188243436646,0.069530835207939,0.0652813804006539,0.06464523967059801,0.06066763678460916,0.05657314170940498,0.05305460956398543,0.0501908981921963,0.041883598655054484,0.04095585204916176,0.04018855388112595,0.03815977051931332,0.03784931838310324,0.034992642823227414,0.033119857202517845,0.03222521111028326,0.03191207041237648],"twin_dists":[0.24956920133335275,0.2652195472673839,0.26984426042235693,0.2749827455396162,0.279968281677924,0.28220644552479074,0.2849129461882527,0.28552897145390355,0.28599638827584306,0.29989394061564656,0.3034201821748942,0.30396406168090395,0.3074677967444856,0.31127752565366174,0.31473781895567754,0.3176976095276252,0.3271631379881328,0.3283159517796274,0.32928615566196895,0.33192897792299203,0.3323438295042358,0.33630307953873917,0.3390506390725197,0.3404102317691347,0.3408937347811599],"n_dims_used":43,"mean_confidence":0.9192700053370276},"coverage":{"mean_confidence":0.9192700053370276,"n_dims_used":43,"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}}