{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000178","487:4870000807","487:4870000067","487:4870000167","487:4870000986","487:4870000112","487:4870001154","487:4870000114","487:4870000808","487:4870000177","487:4870001344","487:4870000389","487:4870001073","487:4870000629","487:4870000809","487:4870000117","487:4870000225","487:4870000176","487:4870000145","487:4870001528","487:4870000568","487:4870000180","487:4870001253","487:4870000451","487:4870000445"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5482547623441754,0.5437354215149628,0.4694861339926385,0.4148090510088111,0.3369225779223584,0.29407465977438113,0.2841732139088459,0.2782477580618165,0.2740632722969432,0.2679649092586839,0.22382024573536952,0.22032083871133504,0.21051179339388168,0.19131841620731815,0.18815812877992816,0.1549142918720982,0.1424156940606051,0.1398951173830644,0.1293168315258127,0.12468123170133025,0.12323864539580537,0.1218367770921089,0.12147847901281986,0.10963134703838526,0.10809823091682005],"twin_dists":[0.14239068316983078,0.14336784685968693,0.15971040307649587,0.17229180839833338,0.19157275917622413,0.2031962288167001,0.20601969236453418,0.20773775183324242,0.2089644805850852,0.2107730683760011,0.2247175453773351,0.22589728102964357,0.22927269686285745,0.23620139420517366,0.23738786628921466,0.25082144786445265,0.25641612273927095,0.2575881154949206,0.2626863499356893,0.2650200181273855,0.2657596723576274,0.26648479042255696,0.26667114020608623,0.27308450802426315,0.2739529791672591],"n_dims_used":43,"mean_confidence":0.9070560544036156},"coverage":{"mean_confidence":0.9070560544036156,"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}}