{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000450","500:5000000194","500:5000000610","500:5000000510","485:4850007594","485:4850007470","500:5000000292","500:5000000291","485:4850007946","485:4850007692","500:5000000563","485:4850007539","500:5000000295","500:5000000389","500:5000000199","500:5000000021","485:4850007590","500:5000000294","485:4850007537","485:4850007639","485:4850007414","485:4850007536","500:5000000455","500:5000000296","485:4850007595"],"twin_admin_codes":[500,500,500,500,485,485,500,500,485,485,500,485,500,500,500,500,485,500,485,485,485,485,500,500,485],"twin_sims":[0.7517295912795792,0.7344964060281985,0.7334075271298091,0.6993381110582072,0.6810391493552201,0.6735223070088229,0.6650181963642205,0.6631272572206867,0.6527140263980686,0.6082799422951157,0.5734790964838686,0.5550181829150169,0.5506260524621293,0.5300156930345994,0.5296225824873658,0.5267416382956824,0.5253932132406077,0.5090704435502419,0.5026272971091783,0.5023905150290237,0.5021075439945268,0.4864560163974848,0.4818388083049518,0.4768354757873396,0.47616223945766334],"twin_dists":[0.0981181949181349,0.10202716481119975,0.10227214040611929,0.10983741879700594,0.11383637523403337,0.11546918012696346,0.11731065398320074,0.11771936519655471,0.1199658145614971,0.12949991792875068,0.13695864067351662,0.14093080357758273,0.1418785149185087,0.14634367225281603,0.14642916592658378,0.14705613132512388,0.14734983995944761,0.15091939339718816,0.15233633439037608,0.152388498874423,0.1524508478831875,0.1559152593787027,0.15694359377777709,0.1580614409190634,0.15821214344080622],"n_dims_used":45,"mean_confidence":0.9208584255642361},"coverage":{"mean_confidence":0.9208584255642361,"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}}