{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005776","490:4900005520","485:4850002562","487:4870003968","490:4900006023","466:4660004316","490:4900001858","494:4940008573","466:4660012171","469:4690002075","490:4900004989","493:4930006918","490:4900005924","496:4960009394","488:4880002343","466:4660011418","466:4660003982","490:4900006136","466:4660000710","496:4960003071","493:4930000293","487:4870004112","493:4930002839","466:4660009052","490:4900003300"],"twin_admin_codes":[490,490,485,487,490,466,490,494,466,469,490,493,490,496,488,466,466,490,466,496,493,487,493,466,490],"twin_sims":[0.04850555298961968,0.04376706714978415,0.030999371803919446,0.026843148307970317,0.026370784298529838,0.020869195954060216,0.01801944707815472,0.017850342817652024,0.01777983490456118,0.017235508827506858,0.01645362272565941,0.014198577110657985,0.012727394387899658,0.010346706086733205,0.010027848405977854,0.009644278252327873,0.008150020907341769,0.007821463004543441,0.0069846399331853146,0.006930758719054462,0.006449250723803913,0.0058375734079700835,0.005495546405074485,0.005201275215471707,0.005152613842050202],"twin_dists":[0.31950586213448584,0.3248873905264332,0.3423265005002894,0.3493476292768181,0.3502037813233853,0.36129770924163734,0.36808838812817785,0.368520205228484,0.3687013100952326,0.3701210323727877,0.3722307755288597,0.3788514048416514,0.3836905860261022,0.39268886845089324,0.39403111322996426,0.395697126879708,0.4028092256506161,0.4045286389646402,0.4092197262059381,0.4095388033802334,0.4124937750606743,0.4165486069156062,0.4189863384939858,0.42119605567960955,0.4215723117452874],"n_dims_used":45,"mean_confidence":0.899495357937283},"coverage":{"mean_confidence":0.899495357937283,"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}}