{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003487","477:4770004000","467:4670000620","496:4960005406","499:4990003803","499:4990003726","473:4730002729","499:4990001779","477:4770003778","499:4990000292","499:4990003969","499:4990000760","468:4680000122","467:4670000812","477:4770003955","499:4990001318","473:4730002731","472:4720003085","499:4990004126","499:4990000939","470:4700002053","499:4990000771","500:5000003403","499:4990001218","470:4700003797"],"twin_admin_codes":[499,477,467,496,499,499,473,499,477,499,499,499,468,467,477,499,473,472,499,499,470,499,500,499,470],"twin_sims":[0.3529815567175996,0.3258500458022501,0.3167970250778687,0.3089198108548238,0.3043084997468114,0.2970990135721916,0.2795777305740608,0.2723471332848752,0.26866835205161543,0.26251438890678225,0.26218310713461773,0.25779746469938036,0.2543834123470598,0.24790690693151987,0.24717911691125752,0.24626134209315348,0.24485891328145987,0.24137987335570615,0.236834479555789,0.2341158962551482,0.2333384931926152,0.2306063010954557,0.22603629963789149,0.22340796414690167,0.22316410433064401],"twin_dists":[0.18742823220682153,0.1944926698567235,0.19692107599985154,0.19906615977014624,0.20033646236404923,0.20234510281379375,0.20735021527925146,0.2094709045052364,0.21056315973042067,0.21241125329284322,0.21251150373567854,0.21384622305622272,0.2148951989039864,0.21690998906852138,0.2171384937928149,0.2174272651155009,0.21786986982890075,0.21897495998049468,0.22043444728224706,0.22131611085513783,0.22156946239911612,0.22246429467619513,0.2239768035428584,0.22485589306762183,0.2249378042221662],"n_dims_used":45,"mean_confidence":0.9306347317165798},"coverage":{"mean_confidence":0.9306347317165798,"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}}