{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000231","477:4770000105","477:4770000202","477:4770000201","489:4890001963","477:4770000275","477:4770000814","489:4890001961","477:4770000652","477:4770000874","477:4770000062","477:4770000901","477:4770000106","477:4770000603","477:4770000058","477:4770000604","477:4770000154","477:4770000039","477:4770000107","477:4770000194","477:4770000813","477:4770000396","477:4770000183","477:4770000038","477:4770000087"],"twin_admin_codes":[477,477,477,477,489,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8931631334908108,0.8721984440187865,0.8085286965824204,0.7611762261656023,0.729379267475148,0.714508704184259,0.7016704073947555,0.6890155374462348,0.6721426475685411,0.671254107055631,0.6621872143182704,0.6576258024246625,0.6451981546765004,0.6372656935490401,0.6295070825936233,0.6100957776262131,0.6065424480370912,0.6049701968771093,0.6049690611737055,0.5902910615462508,0.5815062148074995,0.572753619777999,0.5699888910502172,0.5643843435115125,0.5633543782639948],"twin_dists":[0.06173781103638745,0.06791785228107357,0.08467559747086009,0.09594734327783912,0.10317650162807102,0.10649075981556093,0.10932492915235606,0.11209777762076821,0.11576832703042184,0.11596090201403218,0.11792245313245664,0.11890705461142122,0.12158330280910594,0.1232875747955913,0.124952240104924,0.12911109110053995,0.12987196310520363,0.13020862499840177,0.13020886818458063,0.13335264685072207,0.13523590574053806,0.13711444948592658,0.13770841306226253,0.13891347470498924,0.13913509076232547],"n_dims_used":45,"mean_confidence":0.9199300977918837},"coverage":{"mean_confidence":0.9199300977918837,"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}}