{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000462","487:4870000667","487:4870000593","487:4870000668","487:4870001553","487:4870000586","487:4870000348","487:4870000592","487:4870001725","487:4870000471","487:4870001842","487:4870000473","487:4870001649","487:4870000352","487:4870001752","466:4660013306","487:4870000817","487:4870000456","487:4870000472","487:4870001933","487:4870001722","494:4940007671","487:4870000665","487:4870000400","487:4870001843"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,494,487,487,487],"twin_sims":[0.6895947661212259,0.6636691303736566,0.6076355369209335,0.5760846692828803,0.45594558478551234,0.441952225429878,0.4116049994063092,0.39638066095698443,0.3646280912723357,0.36430172488495594,0.3573575401155485,0.3432879244022041,0.3291657448359906,0.3210428031961746,0.31751471913833984,0.31097246418011437,0.27964464132196076,0.26194562994936693,0.25636761182000356,0.2560162945448528,0.24872122851818215,0.231534423416433,0.22598653303888191,0.22112621140733205,0.21966695087004515],"twin_dists":[0.11197126484499965,0.11760226996646224,0.12963790318607807,0.13639920903634462,0.1627718361981079,0.16597059985677598,0.1730492748843247,0.1766847069394378,0.18448371470370264,0.18456556929695034,0.18631612031279962,0.18991769284689053,0.193612664909694,0.19577740651016662,0.19672714994159607,0.19850421369798182,0.20733074801455562,0.21258341645619608,0.2142844723412877,0.2143923873217293,0.2166548254983319,0.22215954272043104,0.22399338551424083,0.22562466738932602,0.2261191090780679],"n_dims_used":43,"mean_confidence":0.9121546190838481},"coverage":{"mean_confidence":0.9121546190838481,"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}}