{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010697","490:4900011797","490:4900010703","490:4900011256","490:4900010528","490:4900010184","490:4900010780","490:4900010073","490:4900010787","490:4900011919","490:4900010696","490:4900010611","490:4900009681","490:4900010612","490:4900010263","490:4900009374","490:4900010944","490:4900002713","490:4900001531","490:4900002251","490:4900010362","490:4900010353","490:4900011679","490:4900010864","490:4900009476"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3348688800430453,0.2471188553563248,0.22738979821166905,0.20626767895084555,0.19461691351562463,0.1811504483759792,0.14355462943563532,0.13225410733470622,0.13051959413439707,0.12572495264608224,0.12149001622428168,0.1211120060297407,0.11568554363459935,0.10198696728746957,0.09963120551072266,0.0948421785114304,0.09002631239006219,0.08260505431178967,0.08072675779934921,0.08021733583017714,0.08009046131560787,0.08001183877034394,0.07814218337115365,0.07774135544193755,0.07550848048574188],"twin_dists":[0.19211033341896658,0.21715743350756225,0.22352675042569387,0.23076620949126098,0.23497752783495518,0.24006956541404537,0.25589160861746174,0.2612402085244391,0.26209121504749744,0.2644889181867718,0.2666651332085944,0.26686217596613426,0.2697440012626315,0.27751295542760585,0.2789297558792655,0.2818929290778815,0.2849940661808138,0.2900411303924928,0.2913756735461292,0.291741904988142,0.29183340699318205,0.2918901679898841,0.2932533280743941,0.29354897580456246,0.29521875407272535],"n_dims_used":45,"mean_confidence":0.9207585652669271},"coverage":{"mean_confidence":0.9207585652669271,"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}}