{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001707","490:4900001848","490:4900001708","490:4900002021","490:4900001862","490:4900002767","490:4900003463","490:4900001571","490:4900002460","490:4900001722","490:4900001165","490:4900002150","487:4870002893","490:4900003595","490:4900001051","490:4900003214","490:4900001453","490:4900002327","490:4900002343","490:4900001166","490:4900002164","490:4900001202","490:4900001572","490:4900001999","490:4900001710"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5775151064521321,0.5118049144103526,0.509152694273324,0.4578044166527695,0.4517969420293364,0.44737546589515376,0.44083765056077795,0.4235140543721594,0.4185751772280429,0.407775753518986,0.3962724279541225,0.39021862253552125,0.377050461515879,0.373800728795186,0.3538611671670978,0.3478764073172912,0.346329633907793,0.3419473235147134,0.3410142823336934,0.33937342509071794,0.33125696054057446,0.3306088069987643,0.3175645121840534,0.3124066883062489,0.30664828582791714],"twin_dists":[0.13609218757468308,0.15031946653849015,0.15090133599033706,0.16234967793682956,0.16371630290984632,0.16472642958710093,0.1662270265854137,0.17024643911721368,0.1714046827503699,0.17395793161421969,0.17671077587171394,0.17817417687308507,0.18139484142930268,0.18219797701343282,0.18720411757070804,0.1887347572689763,0.1891325962548062,0.19026488973909836,0.19050696345615847,0.19093353910442848,0.19306015212908895,0.19323119336390926,0.19671370468759772,0.19811283081720735,0.19969053130319048],"n_dims_used":45,"mean_confidence":0.9153008355034722},"coverage":{"mean_confidence":0.9153008355034722,"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}}