{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003579","489:4890002670","489:4890002658","489:4890003250","489:4890003404","489:4890003465","489:4890002423","489:4890003448","489:4890001939","489:4890003460","489:4890003385","470:4700008111","489:4890002342","489:4890003336","489:4890002937","489:4890001934","489:4890003080","489:4890003242","489:4890001750","489:4890003089","489:4890003000","489:4890003338","470:4700007824","489:4890002591","489:4890003528"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.7563529847558617,0.6040373677274324,0.5772871901591856,0.551983461225679,0.545877438405147,0.5391124892231036,0.5332397554168804,0.49047863408711767,0.4530919797246817,0.45044461793632956,0.45037451194779615,0.42507969917657007,0.4099041247371557,0.4013221698721295,0.3881597375401196,0.38558681700085323,0.3627915139115901,0.35973371196633475,0.350451940195879,0.3403654538576649,0.3363967846867575,0.3362201185320185,0.3288241652721299,0.32710355182046447,0.32594422753967883],"twin_dists":[0.09705841175712779,0.1304083710143069,0.1361411016887794,0.1415854938203128,0.14290452854054767,0.1443689182164747,0.1456430050356992,0.15502178744654038,0.1634211379042883,0.16402485960643465,0.1640408649257443,0.1698804563708493,0.1734524213541059,0.17549794467139562,0.17867428763378215,0.1793010225003315,0.18494482242105326,0.18571517739926838,0.18807437461098478,0.19067550834276903,0.19171022100838211,0.1917564341685371,0.19370309546524958,0.19415940360850212,0.19446760538270988],"n_dims_used":45,"mean_confidence":0.9151524861653646},"coverage":{"mean_confidence":0.9151524861653646,"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}}