{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004272","490:4900003563","490:4900003850","490:4900004142","490:4900004819","490:4900002293","490:4900003707","490:4900003186","490:4900002739","490:4900003716","490:4900001275","490:4900003712","490:4900005242","494:4940008097","490:4900001405","490:4900003326","490:4900001404","490:4900003459","490:4900001543","490:4900004264","490:4900004964","490:4900001978","490:4900002892","490:4900007369","490:4900003449"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.693718101843481,0.6838036147017957,0.6100355162079865,0.5284158807708992,0.5017577389762433,0.4595057819064371,0.44761132925993863,0.44320370035093176,0.4298868489620155,0.4051119949052866,0.4000404307231975,0.392517094298792,0.3822925967090501,0.3801703104388626,0.37643273837233493,0.3463660065967533,0.31926117798020304,0.2881880039310716,0.28041330053606645,0.27921770043018884,0.26727549764292013,0.26240593390095013,0.25990476867457346,0.2566729226748159,0.25517820138511893],"twin_dists":[0.11106958400742051,0.11323454321502281,0.1291239951261728,0.14669168425769755,0.15252793621948854,0.161963822618298,0.16467245001492983,0.1656829755007752,0.16876021482316148,0.17459225133270076,0.1758051273235513,0.17761732795664475,0.18010636933566307,0.18062697364956415,0.18154724345886783,0.18912323023629246,0.19625627424148182,0.20486787281533458,0.20710731404594646,0.20745501244569792,0.21097912201143731,0.21244406454813758,0.21320312207852057,0.21419076522517788,0.21465020565175943],"n_dims_used":45,"mean_confidence":0.9213388231065538},"coverage":{"mean_confidence":0.9213388231065538,"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}}