{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001409","497:4970001322","497:4970001719","497:4970001489","497:4970001557","497:4970000189","497:4970000471","497:4970001559","497:4970000740","497:4970001718","497:4970000600","497:4970001328","497:4970001402","497:4970000478","497:4970000968","497:4970001403","497:4970001318","497:4970001637","497:4970000142","497:4970001235","497:4970001567","497:4970001408","497:4970001646","497:4970000599","497:4970001237"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5188672805677529,0.3924564157097242,0.3825427245826707,0.3209876794812148,0.307720083848495,0.2058125555351079,0.20374344766276362,0.17844194375342048,0.17600950419838363,0.15516679150060442,0.1519661891231283,0.15165765699818748,0.14893284808441115,0.13316320338236623,0.12788852198671777,0.12056077378098956,0.11853803123588973,0.11345914966569529,0.10764114730913983,0.10505675134825124,0.098865770345558,0.09098460755992863,0.09079170280083312,0.08997049823778684,0.08780631023363868],"twin_dists":[0.14877372232978878,0.1776320089310374,0.18004510374024751,0.19579220037136602,0.19939559679160493,0.23092760862401163,0.23166446530945128,0.24112568634493192,0.24208390419811188,0.2507119026442475,0.25211024744942623,0.2522461835423161,0.25345562781849074,0.26079753045517445,0.26339854449027145,0.26715035598630493,0.26821653404240464,0.2709564317427004,0.2742137517229019,0.275704576894386,0.2793957461904372,0.2843667034364191,0.28449256950372676,0.28503076849454384,0.2864680230784897],"n_dims_used":45,"mean_confidence":0.8979822794596354},"coverage":{"mean_confidence":0.8979822794596354,"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}}