{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000020","480:4800000199","480:4800000033","480:4800000194","480:4800000003","480:4800000225","480:4800000130","495:4950000751","480:4800000018","495:4950000392","495:4950000169","480:4800000160","480:4800000046","480:4800000229","480:4800000215","495:4950000340","495:4950000147","480:4800000088","480:4800000236","495:4950000809","480:4800000245","480:4800000157","495:4950000240","480:4800000097","491:4910001908"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,495,495,480,480,480,480,495,495,480,480,495,480,480,495,480,491],"twin_sims":[0.10417315165009822,0.05987198046092197,0.04292313913233196,0.03463291629701072,0.020902583453646772,0.020535700054271074,0.015751972696629934,0.01001087140801067,0.009066866356682699,0.008924801286026351,0.007205191487062998,0.007204962340397186,0.006967981119795813,0.006788736013127463,0.006480926400045988,0.006467676960569911,0.005764385085062306,0.004179276526723626,0.0038166857699551784,0.0031795054577486844,0.002584184887798232,0.002546957082491537,0.001967435460893265,0.001915999590555528,0.0019019490270514156],"twin_dists":[0.2762208288204938,0.30819118172019366,0.32589668954734613,0.33682094890553915,0.3612230715235312,0.36204900228007025,0.37420036573387067,0.3941036399826631,0.39832014337685534,0.39898834298250146,0.40793630102024353,0.4079376160317711,0.4093181403181111,0.41039065974112116,0.4122933795052305,0.4123770942519178,0.4170591849971801,0.42986756799922754,0.433414061145668,0.4404652447948386,0.4483339967805475,0.44887959489778445,0.45847807209968594,0.45945165669271953,0.45972178857071555],"n_dims_used":42,"mean_confidence":0.903008052280971},"coverage":{"mean_confidence":0.903008052280971,"n_dims_used":42,"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}}