{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840007204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004878","472:4720005300","484:4840007205","472:4720006203","468:4680008522","472:4720007331","500:5000002233","473:4730000365","484:4840006897","500:5000004994","500:5000002600","490:4900007277","472:4720007202","484:4840006898","494:4940000655","484:4840007187","496:4960003822","500:5000005338","478:4780007186","467:4670004624","473:4730002756","490:4900009202","484:4840004403","498:4980001176","470:4700005719"],"twin_admin_codes":[489,472,484,472,468,472,500,473,484,500,500,490,472,484,494,484,496,500,478,467,473,490,484,498,470],"twin_sims":[0.2482361583348801,0.2073203028587765,0.16205777668603827,0.16089023623752904,0.15407000959177977,0.15228308429195817,0.15065420614054584,0.14205327586705854,0.13105507059235108,0.1281594536633046,0.1255313692660712,0.12497376736267786,0.11928959770756045,0.11861581143190181,0.11339945139987384,0.11308976616902704,0.10099959179507058,0.1001416886521932,0.09963369202912178,0.09783282844785379,0.09667495935491378,0.08876722144731006,0.08061388929339512,0.08059516145763247,0.07708686711697195],"twin_dists":[0.21680675518444728,0.23039385014938432,0.24777127521935982,0.24826301709416998,0.2511886858023478,0.25197083758407585,0.2526897043079637,0.25658368098729034,0.26182758858066846,0.2632629897579866,0.2645871700299045,0.2648708211516055,0.2678187743022849,0.26817528019813375,0.27098919284041406,0.27115935485476106,0.278103633659969,0.27862053456242925,0.2789282466858801,0.28002909732668485,0.28074531838988215,0.2858264441651631,0.29145665640458784,0.29147010236614307,0.294034367755128],"n_dims_used":43,"mean_confidence":0.9379676109136537},"coverage":{"mean_confidence":0.9379676109136537,"n_dims_used":43,"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}}