{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012536","490:4900012671","490:4900012315","490:4900012251","490:4900012670","490:4900012731","490:4900012455","490:4900012246","490:4900012249","490:4900012599","490:4900012383","490:4900012298","490:4900012234","490:4900012236","490:4900012594","490:4900012248","490:4900012309","494:4940007106","490:4900012454","490:4900012931","490:4900012667","490:4900012368","490:4900012926","490:4900012232","490:4900012668"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.3550693594201778,0.3382930862130999,0.30673986453414054,0.2418642589435336,0.239669203037736,0.2375832280657071,0.21048011070468128,0.2051144129007564,0.19441418413661762,0.17477504736496363,0.1668493901096298,0.13348377651141968,0.10794699748993011,0.10261831837762464,0.10091200973446797,0.08723905248577954,0.08436371355394118,0.07730875209996727,0.07385324306762049,0.07215029632059083,0.06585270948395534,0.06010751107540206,0.06000838730547308,0.057012852789216084,0.05497824031238503],"twin_dists":[0.18689675445302723,0.19121500114198628,0.199665307720654,0.2188204839094845,0.21952212677865068,0.2201927833757013,0.22928376980816706,0.23117566395987352,0.23505233008260953,0.24257380685940388,0.2457796165741846,0.26064197171706427,0.2740391651297686,0.27713759913902786,0.2781562455445913,0.2868493907692597,0.28881340635281705,0.2938694396586169,0.296482454075075,0.29780669577947744,0.30293539202967845,0.30797622557401716,0.3080666059598455,0.3108577012455382,0.31282328334594334],"n_dims_used":45,"mean_confidence":0.9132904052734375},"coverage":{"mean_confidence":0.9132904052734375,"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}}