{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000787","480:4800001030","480:4800000990","480:4800001029","480:4800000827","480:4800001075","480:4800000790","480:4800001027","480:4800000786","480:4800000872","480:4800000870","480:4800000789","480:4800001073","480:4800000393","480:4800000871","480:4800000879","480:4800001028","480:4800000989","480:4800001132","480:4800000747","480:4800000835","480:4800000426","480:4800000788","480:4800000392","480:4800000880"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8978306865733073,0.85848805677052,0.8507806003341769,0.8441637401142983,0.8161861766040764,0.7528854750103178,0.7256214120268243,0.7041688040313393,0.6897253967295472,0.6786262454128811,0.649574709543806,0.6283873818241406,0.5904839107024066,0.5833180979906832,0.5621323970509523,0.5579378461441074,0.5469230712739921,0.5355196979763965,0.5287468713488922,0.49415653464095116,0.4930350222376373,0.4896829490209451,0.46050095787914214,0.45039831045160816,0.44518123890037453],"twin_dists":[0.06029695606732856,0.0717449309675984,0.07383475917194394,0.07559739403064945,0.08277658063655517,0.09785370890991031,0.10401752543937377,0.10877516296460432,0.11194272797642828,0.11436106833439401,0.1206417839882461,0.1251923303353094,0.13331132365028314,0.1348473259771043,0.139398090337958,0.1403014447693347,0.14267847370633388,0.14514804373417275,0.14661966434186993,0.1542067928761217,0.15445512189524535,0.15519834297998636,0.16173836179117906,0.16403543158165088,0.16522911798397655],"n_dims_used":42,"mean_confidence":0.9111517043340773},"coverage":{"mean_confidence":0.9111517043340773,"n_dims_used":42,"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}}