{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001690","491:4910001749","491:4910001272","491:4910001738","491:4910001198","490:4900003785","491:4910001748","491:4910001513","491:4910001504","491:4910001206","491:4910001622","490:4900002219","491:4910001401","491:4910001512","491:4910001631","491:4910001137","490:4900002522","490:4900002372","490:4900006805","491:4910001805","491:4910001071","490:4900007658","490:4900007535","491:4910001120","491:4910001138"],"twin_admin_codes":[491,491,491,491,491,490,491,491,491,491,491,490,491,491,491,491,490,490,490,491,491,490,490,491,491],"twin_sims":[0.28918110050669926,0.16413765883990983,0.1320881273237871,0.11392095959398764,0.10980851069525784,0.10609196695352704,0.0948171924858343,0.08985514351781348,0.08825246343903523,0.08376436250435998,0.07642083998413636,0.07078413107674567,0.06448658438095571,0.06433543677189306,0.06387689268867995,0.05448014779102731,0.053502859613594564,0.050560799031210524,0.0494174525656019,0.0483378130824208,0.04739789895696534,0.043844291535064306,0.03917761878154731,0.038291023933199636,0.03694805419650016],"twin_dists":[0.20458444483513996,0.2469016015532924,0.2613212784125444,0.2707034481206289,0.27298475658561916,0.27510402185931443,0.28190869445045436,0.28510668075525303,0.2861694468718838,0.2892294994151657,0.2945317346786437,0.29888747130858057,0.3041003879531787,0.3042305184759019,0.3046268378293493,0.3133136290182321,0.3142866084702268,0.3173075190512533,0.3185210724197087,0.3196886896575539,0.3207230611684413,0.3247958527887178,0.3305885949851195,0.3317544456498839,0.3335647288972215],"n_dims_used":45,"mean_confidence":0.8958484225802952},"coverage":{"mean_confidence":0.8958484225802952,"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}}