{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001114","498:4980001489","498:4980001109","498:4980001487","498:4980001482","498:4980000926","498:4980001496","498:4980000837","498:4980000925","498:4980001205","498:4980001108","498:4980001021","498:4980001106","498:4980001298","498:4980001302","498:4980001683","498:4980001576","498:4980001209","498:4980001206","484:4840000080","498:4980001392","498:4980000255","498:4980003359","498:4980000347","498:4980001287"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,484,498,498,498,498,498],"twin_sims":[0.8585764877256433,0.841898636859925,0.8254240382854499,0.7972474538736245,0.7905632015909754,0.7760350420878996,0.7594242951940181,0.7179468548067565,0.7080662352972483,0.7076749197265988,0.6884374224895601,0.6837019647305171,0.6822663993250629,0.6807524291132826,0.670826518906657,0.6673537346973504,0.6628710623812833,0.658326185568639,0.6543384038537758,0.6529105598276507,0.6507800234906812,0.6364296190292021,0.6357742426982766,0.6351999566977405,0.6221200570422504],"twin_dists":[0.07172071078161153,0.07619453056577248,0.08045051794075066,0.08742977756035088,0.08903929529396439,0.09248624821844474,0.09635157732018898,0.10572768145333923,0.10791587382915814,0.10800224362273628,0.11222401084614818,0.11325668611247272,0.11356929217319309,0.1138987523621495,0.11605355079553867,0.11680548310852462,0.11777471997146377,0.11875596251074746,0.11961583046588423,0.11992347806300203,0.1203823148680121,0.12346705719620835,0.1236077310332021,0.12373098675891135,0.12653563885509458],"n_dims_used":45,"mean_confidence":0.9272876315646701},"coverage":{"mean_confidence":0.9272876315646701,"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}}