{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002510","485:4850002414","500:5000010917","500:5000010147","478:4780001522","468:4680002505","469:4690000730","478:4780007110","500:5000006481","489:4890003219","470:4700007838","499:4990003029","478:4780001521","488:4880000937","500:5000011627","499:4990003011","500:5000008059","479:4790001416","500:5000006745","489:4890001144","478:4780003931","469:4690003672","500:5000007405","496:4960011865","466:4660000070"],"twin_admin_codes":[485,485,500,500,478,468,469,478,500,489,470,499,478,488,500,499,500,479,500,489,478,469,500,496,466],"twin_sims":[0.4864744422825352,0.4133464112747328,0.2528071993072464,0.22342858978573643,0.21239985789367583,0.20872900434989441,0.19526466279611016,0.1920109018123027,0.18978386991934884,0.18393572846641243,0.18188476767489556,0.17422166209203702,0.1732938543065335,0.1700950133111192,0.16855927070498772,0.16413218502170876,0.1526295265020103,0.14392955585452502,0.1388718648421077,0.13809677368426698,0.13342087906849137,0.1297285584435376,0.12850753915401886,0.1274940665487491,0.12622157752600172],"twin_dists":[0.15591116166764896,0.17263727321162403,0.21538250735942507,0.22484896776402657,0.2286148589420753,0.22989754285264635,0.2347388860038882,0.2359432443967887,0.23677578607210617,0.23899509252513665,0.23978516207908854,0.2427942228741339,0.24316489744234557,0.24445387770968766,0.24507889315503326,0.2469038798545922,0.25181867279663556,0.2557196199042665,0.25806839121300057,0.25843395124625856,0.2606724706591641,0.2624821560335176,0.2630891506619058,0.26359629077512203,0.26423738376685796],"n_dims_used":45,"mean_confidence":0.915913814968533},"coverage":{"mean_confidence":0.915913814968533,"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}}