{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001974","492:4920006735","491:4910000842","492:4920006963","492:4920006778","491:4910001881","491:4910001082","492:4920007003","491:4910000272","492:4920006851","491:4910001827","492:4920005213","491:4910001934","491:4910002320","491:4910000650","492:4920006818","491:4910001356","492:4920006124","492:4920004182","491:4910000837","492:4920006918","492:4920007031","491:4910000545","491:4910000727","492:4920006167"],"twin_admin_codes":[491,492,491,492,492,491,491,492,491,492,491,492,491,491,491,492,491,492,492,491,492,492,491,491,492],"twin_sims":[0.4421848877673796,0.41269428892237264,0.38273105128181817,0.34737111035245244,0.34496130726854723,0.34377126139121683,0.3381689333138155,0.30612061598588053,0.29529216728662216,0.2809635429734088,0.27510258343302785,0.2693580844438957,0.25560770084726336,0.25540951508540594,0.2549660170348179,0.2513440657813529,0.250788901095438,0.23464625281203233,0.23070010990850973,0.23027642692009379,0.22736940949137627,0.218778886431057,0.21530741359245692,0.21212886689767216,0.21149480769019452],"twin_dists":[0.16591710364894746,0.1727914705725729,0.1799989882248682,0.1888646197612937,0.18948532106206298,0.18979269251631675,0.1912473778295585,0.1998359525201742,0.20285297482191897,0.20694759766169793,0.20865873117587094,0.21035767265661826,0.21451801402303572,0.21457899426421903,0.21471556394020658,0.21583658907863734,0.21600932479417864,0.22114358684017466,0.22243345558078206,0.2225728045919266,0.22353351670743427,0.22642109009446967,0.22760950888962828,0.22870903307531495,0.22892969877160155],"n_dims_used":45,"mean_confidence":0.8991612752278646},"coverage":{"mean_confidence":0.8991612752278646,"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}}