{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001653","470:4700001655","470:4700001651","470:4700001215","481:4810005906","489:4890000032","470:4700001216","481:4810005747","489:4890000392","489:4890000427","489:4890000137","481:4810005900","489:4890000505","485:4850003063","489:4890000511","481:4810005653","481:4810005796","489:4890000551","481:4810005799","470:4700004992","489:4890000454","489:4890000401","481:4810005088","489:4890000578","488:4880002964"],"twin_admin_codes":[470,470,470,470,481,489,470,481,489,489,489,481,489,485,489,481,481,489,481,470,489,489,481,489,488],"twin_sims":[0.9116420403530603,0.8850209100993789,0.8775115233175479,0.8754928731441574,0.7311914302217615,0.7043212117218232,0.6900402417942479,0.6692616036069056,0.6624652007963078,0.6602203849695655,0.6598461664599659,0.6440934143404873,0.643349541218055,0.6410910724368953,0.6410377660701968,0.6369507137393358,0.6346512439014936,0.629877832192487,0.6235775831167809,0.6166640620620191,0.6125167698239509,0.6089420773764506,0.6081839615996716,0.6078284814150665,0.6059286882732108],"twin_dists":[0.055863504157139435,0.06419111590638092,0.06639246587182987,0.0669750195795734,0.10277003206144582,0.10874159940112071,0.11187394090369593,0.11639250667780365,0.11786240306253115,0.11834717190345573,0.11842795138505512,0.12182081665622671,0.12198071434090825,0.12246602958909841,0.12247748179527806,0.12335519536543539,0.12384874325648064,0.12487273517741874,0.12622331509571524,0.12770445120274637,0.12859265879727755,0.12935813535890472,0.12952047013267695,0.1295965884306947,0.13000338557997507],"n_dims_used":43,"mean_confidence":0.9109141327614008},"coverage":{"mean_confidence":0.9109141327614008,"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}}