{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001191","481:4810005503","485:4850004519","489:4890001126","467:4670000072","489:4890000336","485:4850001454","489:4890000203","481:4810005570","485:4850001691","481:4810006062","481:4810005624","489:4890000414","469:4690000452","489:4890000160","485:4850002522","481:4810006046","485:4850003883","481:4810006169","485:4850001604","488:4880005162","488:4880004165","481:4810005626","496:4960000361","489:4890000289"],"twin_admin_codes":[489,481,485,489,467,489,485,489,481,485,481,481,489,469,489,485,481,485,481,485,488,488,481,496,489],"twin_sims":[0.47675547113163597,0.447616618214637,0.4063738347387651,0.4005248484891257,0.3611700872459363,0.35891036251990754,0.35645042283279177,0.33811714171198104,0.33627570432789783,0.32817711157455903,0.3048683598408405,0.2983495342533339,0.29323445277749477,0.2924701130951246,0.2919771258027738,0.29124407497453414,0.28214259589562407,0.28041460109890387,0.2803197068175289,0.2786964508548107,0.2762574681540344,0.2732350071630006,0.26547237240862437,0.2630170486576263,0.2590709679701269],"twin_dists":[0.1580793461652062,0.1646712397106964,0.17429153948884185,0.17568897898522046,0.185352896634316,0.18592317469894604,0.18654607465696785,0.19126088597600363,0.1917418923591183,0.19387453983407224,0.20018164425222462,0.20199466698636492,0.20343360016713535,0.20364988807550582,0.20378956836171877,0.20399752616492642,0.20660599632936535,0.20710693631342664,0.2071344999846683,0.2076068828964612,0.2083198105873801,0.2092086533296006,0.21151961255335724,0.21225929266252666,0.21345718484308088],"n_dims_used":45,"mean_confidence":0.9189815097384982},"coverage":{"mean_confidence":0.9189815097384982,"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}}