{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000196","477:4770000285","477:4770000597","489:4890002451","477:4770000619","477:4770000546","477:4770000164","489:4890002371","477:4770000701","489:4890002202","477:4770000161","477:4770000751","489:4890002530","477:4770000104","489:4890002453","477:4770000618","489:4890002610","500:5000001126","489:4890001692","485:4850007263","489:4890002446","477:4770000399","477:4770000649","477:4770000192","477:4770001533"],"twin_admin_codes":[477,477,477,489,477,477,477,489,477,489,477,477,489,477,489,477,489,500,489,485,489,477,477,477,477],"twin_sims":[0.834261485598687,0.7350067015858607,0.6175056056465199,0.5829650167382229,0.5608593352410359,0.5195777161423277,0.4997245813917929,0.4968337735507871,0.4962955949817876,0.49517122373533623,0.4893024351986706,0.45294067591139237,0.45033196624149957,0.44369123945964783,0.4376363001823861,0.423923473519442,0.41600449743943224,0.41360196730358656,0.41292625404753536,0.40796073447602005,0.40153894113536054,0.3911816516670705,0.3848465531300192,0.3843628034809481,0.37689880756544686],"twin_dists":[0.07818582074674202,0.10191228128838112,0.12752419921118413,0.1349230413601839,0.13967216396845997,0.14861851246200117,0.15297628791324283,0.15361464852065917,0.1537336075871503,0.15398225819619615,0.15528280601788952,0.16345560698379275,0.16405057863792075,0.1655710100850357,0.1669649637350955,0.1701506795225326,0.17200984325319904,0.172576874615762,0.17273660921457445,0.17391395057395986,0.1754460370436584,0.17794067859724888,0.1794817098521134,0.17959987535613073,0.18143224556213586],"n_dims_used":45,"mean_confidence":0.9196561177571615},"coverage":{"mean_confidence":0.9196561177571615,"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}}