{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950000140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000138","495:4950000269","495:4950000541","495:4950000139","495:4950000158","495:4950000085","495:4950000120","495:4950000283","495:4950000047","495:4950000142","495:4950000488","495:4950000108","495:4950000193","495:4950000322","495:4950000384","495:4950000105","495:4950000186","495:4950000124","495:4950000091","495:4950000235","495:4950000489","495:4950000190","495:4950000332","495:4950000089","495:4950000433"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.7572807230774427,0.7297425330222567,0.6629796269738014,0.498024034243558,0.49282697629977384,0.4907677328997508,0.4881542844071698,0.47550935568551045,0.4398811309359379,0.43111118037910534,0.3817008474264706,0.37841788704330664,0.3750884328268683,0.36676550126947816,0.3475557082952451,0.3273075582999888,0.32111931854474024,0.3160691557735453,0.2803403238551422,0.27975487671833144,0.27418157142454513,0.268642244838433,0.2628367431342609,0.25704921090183536,0.25401719762448327],"twin_dists":[0.09684514327799568,0.10309506852537408,0.11775126351272877,0.15335168335330862,0.1545012062710056,0.15495766013362408,0.1555377821321848,0.15835835647067267,0.16644729143965836,0.16847572222968218,0.18025138736659171,0.18105790794825197,0.1818793276799557,0.18394854939890165,0.1888171661315574,0.19410523182177267,0.19575687401310574,0.19711800518942013,0.20712851093116025,0.20729868188485895,0.20892964297032643,0.21057094408089946,0.21231378046266708,0.21407537038773955,0.2150082478632334],"n_dims_used":45,"mean_confidence":0.9021450466579861},"coverage":{"mean_confidence":0.9021450466579861,"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}}