{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002376","487:4870002375","487:4870001864","487:4870002641","466:4660014147","487:4870000680","487:4870004281","487:4870001954","487:4870001292","487:4870001683","466:4660013785","487:4870004429","487:4870001306","487:4870001858","487:4870001768","487:4870006154","487:4870003843","487:4870002642","466:4660014131","490:4900003612","487:4870002039","487:4870002212","487:4870004135","487:4870000682","487:4870001680"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,466,487,487,487,487,487,487,487,466,490,487,487,487,487,487],"twin_sims":[0.7617577149837869,0.7325608273852616,0.7142088395543458,0.6319229811504867,0.5467810985443452,0.5207262238475043,0.5165162183528937,0.49854341407602115,0.4648068962312154,0.45002769888975525,0.42592778307433193,0.4172643688435488,0.4153695558132783,0.4134175785116113,0.4128759842552064,0.4109221570402676,0.40914213738434446,0.4081462725931067,0.4081209884827584,0.4077939686398806,0.40200180010526876,0.3942601358162675,0.38306732880166533,0.38178077366158075,0.3781524159336341],"twin_dists":[0.09581300208395029,0.10246247655808462,0.10655722728113055,0.12443409538377496,0.14270916234306993,0.14836770223637033,0.14928772515525343,0.15323699217932416,0.1607648115123596,0.16412005663753698,0.1696824436769199,0.1717130591687836,0.17215956084806452,0.17262045178474542,0.17274849723080854,0.17321103642745486,0.17363326798884546,0.17386984592343158,0.1738758557399367,0.17395360039841604,0.17533524409908596,0.17719605425212723,0.1799166710681158,0.18023179380224572,0.1811232736299905],"n_dims_used":43,"mean_confidence":0.9106468378111373},"coverage":{"mean_confidence":0.9106468378111373,"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}}