{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000766","487:4870001203","487:4870000770","487:4870001303","487:4870000841","487:4870001128","487:4870000845","487:4870001201","487:4870001126","487:4870001495","487:4870000852","487:4870002881","487:4870001408","487:4870000842","487:4870001407","487:4870001674","466:4660013697","487:4870001942","466:4660013865","487:4870001480","487:4870001111","487:4870001204","487:4870001202","466:4660013826","466:4660013477"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,466,487,487,487,487,466,466],"twin_sims":[0.747597931574513,0.5751086361706768,0.44807976750461087,0.4308066501599761,0.4100746290414075,0.3766626852750299,0.3389231802539116,0.31506021881237867,0.31087148569018574,0.30538469826137865,0.27448827272704346,0.2639490255380275,0.26270300209219377,0.2544725053310238,0.25202925755677846,0.2506253917520782,0.24826546394816507,0.23849710321885292,0.22750136591279194,0.22714593144154238,0.22420404635698746,0.22220943254733466,0.22062397703413972,0.21709071731060736,0.2141587720696596],"twin_dists":[0.09906111626756722,0.1366087402801097,0.1645652753293128,0.16854645387379968,0.17341197487583804,0.18149049769109935,0.19105078328787461,0.19739140381452186,0.19853180836989778,0.20003900706359895,0.20883936619499313,0.2119780237384199,0.2123542117249743,0.21486771189838516,0.21562373154032136,0.2160602461410698,0.2167975709233842,0.21989849569340442,0.22348973223923435,0.22360770738438465,0.2245889073873285,0.225259048626812,0.2257945924664265,0.22699741843936058,0.2280055736139695],"n_dims_used":43,"mean_confidence":0.9127824472826581},"coverage":{"mean_confidence":0.9127824472826581,"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}}