{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003441","491:4910002856","491:4910003217","491:4910003485","495:4950000487","491:4910002906","491:4910001435","491:4910003185","490:4900007403","495:4950000187","491:4910002303","491:4910003181","491:4910003351","491:4910001837","491:4910003276","491:4910002398","491:4910002393","492:4920002824","491:4910003154","491:4910003067","491:4910003355","491:4910001830","492:4920002705","491:4910002955","491:4910001901"],"twin_admin_codes":[491,491,491,491,495,491,491,491,490,495,491,491,491,491,491,491,491,492,491,491,491,491,492,491,491],"twin_sims":[0.4752263326196861,0.24297170232084925,0.0684719102163815,0.06003191654394418,0.03240751909353016,0.02242660921942092,0.022197890878310412,0.021827961363145704,0.02149280120126608,0.0198487285295092,0.01914169504567486,0.01837080053419222,0.015048975510066459,0.013073559027145165,0.011667299768570016,0.011568799245535829,0.010233741659045155,0.009768285701467946,0.007800265123780539,0.0070608348503738375,0.00696329510970343,0.006895528935901879,0.006715171845369806,0.005922032863930792,0.005846463258987348],"twin_dists":[0.15842175976404502,0.21846805863563648,0.3007558712842019,0.30804514105413056,0.3401305862649356,0.35792179270897545,0.35840454927892923,0.35919458587597547,0.3599204816350345,0.3636307214711034,0.36530931489337476,0.36720241354017197,0.37625270462331384,0.3825090723894076,0.3874948593536993,0.38786373755933656,0.3931601276380829,0.39515214162963214,0.4046417829104642,0.4087722680095342,0.40934586166465037,0.40974863779005644,0.41083822320319724,0.4159665325014842,0.4164869834977072],"n_dims_used":45,"mean_confidence":0.8947352091471354},"coverage":{"mean_confidence":0.8947352091471354,"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}}