{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000483","480:4800000592","480:4800000482","480:4800001215","480:4800000701","480:4800000668","480:4800000552","480:4800000669","480:4800000775","480:4800000484","480:4800000778","480:4800000417","480:4800000853","480:4800000704","480:4800000815","480:4800001774","480:4800000557","480:4800000740","480:4800000738","480:4800000631","480:4800000555","480:4800000358","480:4800000737","480:4800000481","480:4800000667"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.42997017021612544,0.37035309923251913,0.27962157429493373,0.2766256556410987,0.27605339215399505,0.24047239803717987,0.23661915233934533,0.23515760670721705,0.22176916096059016,0.2040278777577639,0.19336494085316389,0.18675541920469582,0.18507932993288598,0.18199295929043088,0.180166561363089,0.1798395960003995,0.16368731463827657,0.15080544184080133,0.14541091153616298,0.14387889479275479,0.13341861012719688,0.12264086408580896,0.12206673932502231,0.11960772780590383,0.11916907290536265],"twin_dists":[0.16874084337434672,0.18305378502353084,0.20733745890245717,0.20821194191705764,0.2083796370230048,0.2192649060503059,0.22050403797848736,0.22097748607694018,0.22540750919615973,0.2315628702853147,0.23544034430899932,0.23791896137666377,0.2385572492238007,0.239743327884297,0.24045190809188466,0.24057929546232268,0.24708922694485588,0.2526227200304722,0.2550433154108677,0.25574284003556,0.26067357106975525,0.266068103000069,0.2663654077942884,0.26765098415167454,0.26788243163031494],"n_dims_used":43,"mean_confidence":0.9252659997274709},"coverage":{"mean_confidence":0.9252659997274709,"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}}