{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009453","490:4900009549","490:4900010067","490:4900009454","490:4900009233","490:4900009240","490:4900010238","490:4900010414","490:4900009439","490:4900010316","490:4900009854","490:4900009550","490:4900010241","490:4900009758","490:4900011567","490:4900011306","490:4900008039","490:4900010739","490:4900008124","490:4900011566","490:4900009460","490:4900009351","490:4900008992","490:4900009551","490:4900008691"],"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":[0.1403004529293874,0.12868945368105214,0.12319287289165477,0.07744153275379147,0.07254972368233426,0.05897429908317358,0.05388843267158486,0.0537434039754486,0.046911826753028185,0.04634320674018444,0.045524730307254804,0.04184008929780899,0.04022212786131316,0.03895309600861423,0.0373452777363506,0.03595113481505591,0.03585708073810477,0.035527106085153186,0.03445004795167114,0.03285904261829415,0.03159842019877888,0.03050238933616706,0.029100356227182454,0.028965419498506985,0.028569727365323174],"twin_dists":[0.25739859097983586,0.2629984414921116,0.26578324877274995,0.29377092530410726,0.2974938417646808,0.30901687923720217,0.31390099002196514,0.31404576660291655,0.3212647240414919,0.3219043671997575,0.322836710916551,0.3272167191488405,0.32924337755739513,0.33088170936621614,0.3330235519493104,0.3349449999162303,0.3350768931235689,0.33554195804568293,0.3370859675054965,0.339443727720976,0.3413821074375507,0.3431219193401907,0.34542731150010897,0.3456541878066502,0.3463247604602527],"n_dims_used":45,"mean_confidence":0.8870570712619358},"coverage":{"mean_confidence":0.8870570712619358,"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}}