{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003314","490:4900003037","490:4900001984","490:4900002450","490:4900002291","490:4900003311","490:4900003578","490:4900004538","490:4900003184","490:4900004127","490:4900002893","490:4900001282","490:4900003439","490:4900004404","490:4900001281","490:4900001415","490:4900001980","490:4900004543","490:4900002908","490:4900007120","490:4900003443","490:4900012565","490:4900002290","490:4900003724","490:4900003711"],"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":[0.8550216536756916,0.5672746542569248,0.5100795648121921,0.5041914571095082,0.49623980628438585,0.4586965912975323,0.45628020463817476,0.4444633327129776,0.41160449942301236,0.3960706586946661,0.3779749821413531,0.3677155984637799,0.3629707984432304,0.3611114631317978,0.35373153518549033,0.34602423115184233,0.34056340250582096,0.3400246054478528,0.33948242456440475,0.33087681671038127,0.3275264122032045,0.31956402641399817,0.31650896187234895,0.3084532159384496,0.3037886804651848],"twin_dists":[0.07268992433252515,0.1382918388816843,0.15069790201742334,0.15199190860821724,0.15374594123840715,0.16214727625089867,0.16269579494629183,0.16539379234866966,0.17304939328464533,0.17675938263085111,0.1811669747338429,0.1837111665763619,0.18489975768388556,0.1853676683444828,0.18723712812537413,0.18921125841312386,0.19062406938356966,0.19076411885009015,0.19090516810907554,0.19316044602513832,0.19404713818659505,0.1961747686035213,0.19699898252127607,0.1991941960480745,0.20048035588790963],"n_dims_used":45,"mean_confidence":0.9156812032063802},"coverage":{"mean_confidence":0.9156812032063802,"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}}