{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003042","470:4700001868","474:4740000149","470:4700003393","470:4700001865","470:4700006549","470:4700001131","470:4700005843","481:4810000509","470:4700001723","474:4740000349","487:4870012049","470:4700002354","493:4930001491","470:4700002528","474:4740000545","488:4880002440","481:4810000502","481:4810000448","470:4700002201","479:4790001409","493:4930001801","474:4740002889","470:4700000523","481:4810002577"],"twin_admin_codes":[470,470,474,470,470,470,470,470,481,470,474,487,470,493,470,474,488,481,481,470,479,493,474,470,481],"twin_sims":[0.5426803315208564,0.47180984668271697,0.44759368338653255,0.44269941515045896,0.4006405031767341,0.38696823564649585,0.38696280866392985,0.3757217904731682,0.3647361797576858,0.3615116521586292,0.36031830240257184,0.3570918190732378,0.3405400863348058,0.3393243342863558,0.33045444758073705,0.31806947556706133,0.31073944941523557,0.30979514271708,0.29508132909475626,0.2856834653314088,0.27833094732479263,0.2740905722210315,0.271471527581932,0.27094576864312475,0.2704684235253177],"twin_dists":[0.1435961825545592,0.15918811237530442,0.1646764880684432,0.1657988367001484,0.17566125800922613,0.17896427895909478,0.17896560075952195,0.18172279673209082,0.18445661362964486,0.1852668556590104,0.18556764386038085,0.18638344949019497,0.1906301274938907,0.1909463183338011,0.19327195435839284,0.19657742020665836,0.198567898025839,0.1988262629843349,0.2029123568729922,0.205585270466883,0.20771347856095396,0.20895644027965551,0.2097300479774782,0.20988589875412025,0.2100275599327637],"n_dims_used":43,"mean_confidence":0.9146753355514171},"coverage":{"mean_confidence":0.9146753355514171,"n_dims_used":43,"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}}