{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001073","491:4910001386","491:4910001258","491:4910001253","491:4910001074","491:4910001448","491:4910001855","491:4910001117","491:4910001125","491:4910001323","491:4910001061","491:4910001679","491:4910001260","491:4910001270","491:4910001322","491:4910002259","491:4910001456","491:4910001393","491:4910001129","491:4910001568","491:4910001065","491:4910001632","491:4910001186","491:4910001204","491:4910001509"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7222158512762341,0.6993837151374299,0.6364141927183725,0.6025971990161321,0.5053490058434816,0.42521380743576775,0.41528284995427844,0.36933928687278694,0.3497484234835061,0.3459193195221972,0.3303592909436305,0.32807576335590366,0.3244421215943369,0.291076753363334,0.27155979798768154,0.2673833373878363,0.265020883012895,0.21941627082071197,0.21481894081232525,0.2103132916018713,0.20768631360582518,0.18363219582491683,0.17894015316875422,0.1742731535116497,0.1656402862618837],"twin_dists":[0.10477760141944924,0.10982740452213023,0.12347036856635804,0.13071675855964998,0.15173720388021406,0.16984913354218348,0.17218001351117287,0.18330619491037328,0.18825450723123244,0.1892382888250618,0.19329708714466204,0.19390141008470788,0.19486783908890593,0.20404503692107542,0.20970390022600113,0.21094686875907087,0.21165530496395044,0.22620426828852117,0.22777776517438336,0.2293420909510234,0.2302646784131679,0.23911162600928135,0.24093057192033335,0.242773692529104,0.24627824709663357],"n_dims_used":44,"mean_confidence":0.894554311578924},"coverage":{"mean_confidence":0.894554311578924,"n_dims_used":44,"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}}