{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001056","491:4910001808","491:4910001261","491:4910001062","491:4910000998","491:4910001063","491:4910001316","491:4910001201","491:4910001454","491:4910001255","491:4910001007","491:4910001320","491:4910001739","491:4910002205","491:4910001002","491:4910001064","491:4910001455","491:4910002813","491:4910001137","491:4910001512","491:4910001252","491:4910001619","491:4910001189","491:4910001198","491:4910001131"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.43431002314644335,0.25509463607456734,0.15599082953830096,0.11779393151340378,0.09081745327287065,0.06908223809495145,0.06416049263674789,0.05355436895017012,0.050665707561831315,0.03773754421498086,0.03581260973366774,0.035086870370693815,0.030114911688860043,0.025228161009182182,0.016474909382656583,0.01646345902051561,0.014864547162416667,0.01398195282362913,0.012045175568129696,0.010749453804680639,0.009533763753826379,0.008639888117477693,0.008113666743879156,0.007828054197721332,0.007189699146246338],"twin_dists":[0.16773395984244707,0.21467594182247776,0.2503553041252036,0.2686122485809236,0.2844757556582746,0.3002577722283555,0.3043814491395551,0.31423495999658735,0.3171973170560548,0.3324938972888284,0.33513935775691545,0.33616817671798055,0.34374981576741226,0.35233080939574146,0.37217218401165064,0.3722036928614775,0.3768050935858565,0.3795352905422708,0.3861049057365047,0.391045172734396,0.3961881085024203,0.4003575939416805,0.4029963857427159,0.4044935144451485,0.4080252921677483],"n_dims_used":45,"mean_confidence":0.8955904642740885},"coverage":{"mean_confidence":0.8955904642740885,"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}}