{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003271","491:4910003227","491:4910003350","491:4910003314","491:4910003272","491:4910003393","491:4910002756","491:4910003007","491:4910002142","491:4910003357","491:4910001602","491:4910003400","491:4910003229","491:4910003356","491:4910003398","491:4910003093","491:4910003302","491:4910001781","491:4910001097","491:4910001098","491:4910001157","491:4910002181","491:4910001486","491:4910001032","491:4910001840"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8490291563904874,0.743421761842787,0.6101888593612492,0.5712364352856988,0.5095024221968827,0.45312898168383187,0.3666621965409966,0.3379914857723013,0.2537961972583139,0.23798818493710655,0.22760316076800355,0.22343406724902837,0.21090297772294309,0.18824589507565717,0.18544256423200245,0.18195262854331523,0.17592870569139168,0.16996433113151435,0.16128169050066427,0.16050724715665435,0.1500775910339528,0.14026473012755675,0.13105619943324856,0.12874397871907112,0.12864074750822777],"twin_dists":[0.07430404229395882,0.10001039655851635,0.12909115909551902,0.13744035749426955,0.1508245648049175,0.16341270899705662,0.1839743787637603,0.19129366385604749,0.21507651984200898,0.22006228760002394,0.2234559671733239,0.22484712871215856,0.2291360729921633,0.23735472854024975,0.23841857861328125,0.23975892042355076,0.2421158946225167,0.2445069044991986,0.24809785754494573,0.24842488778687521,0.2529455496626706,0.25741527763097727,0.2618270336869829,0.26297127222131084,0.26302271864312937],"n_dims_used":44,"mean_confidence":0.8931017788973722},"coverage":{"mean_confidence":0.8931017788973722,"n_dims_used":44,"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}}