{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002832","489:4890001748","489:4890002414","489:4890003598","489:4890002918","489:4890003238","489:4890003311","470:4700008015","489:4890002657","489:4890003576","489:4890002306","489:4890002086","470:4700008386","489:4890003597","489:4890002162","489:4890001580","489:4890003183","489:4890003329","489:4890002085","489:4890002505","489:4890003331","489:4890001745","489:4890002263","489:4890001814","489:4890001810"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7977146491198758,0.7638385262303049,0.73049021714908,0.7063405568651814,0.6982262501282465,0.6852175951033542,0.6760156524604071,0.6679090369877726,0.6607015847687795,0.6558998586358824,0.6511517788093808,0.646777472172811,0.6464367498545185,0.6451000351811117,0.642549192240833,0.6331618740314346,0.6287341950084633,0.6277207043808234,0.6272664516762699,0.626363013124774,0.6246627761704047,0.6168580342000104,0.6166471400691748,0.6078194871627879,0.5997958029030852],"twin_dists":[0.08731668153083812,0.0953315655212968,0.10292738544560816,0.10829659996526157,0.11008149410585248,0.1129264207207146,0.11492814171416482,0.11668531183352863,0.11824328549004134,0.11927925705487827,0.12030227094366386,0.12124365710720922,0.12131694252128271,0.12160440032348462,0.12215272410391702,0.12416831888175948,0.12511796898051442,0.12533526609769174,0.12543265152395833,0.12562632111666047,0.12599074853082579,0.127662904675652,0.127708075671172,0.12959851435018407,0.13131665994998837],"n_dims_used":45,"mean_confidence":0.9180713229709201},"coverage":{"mean_confidence":0.9180713229709201,"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}}