{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004199},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004173","499:4990004035","500:5000011063","499:4990004102","500:5000011378","499:4990004064","499:4990004191","499:4990003555","499:4990004263","499:4990003602","500:5000011204","468:4680000064","499:4990003021","499:4990004204","500:5000011141","500:5000011331","500:5000010992","499:4990004017","499:4990003650","499:4990002791","500:5000011070","499:4990004228","500:5000010066","500:5000010282","468:4680001160"],"twin_admin_codes":[499,499,500,499,500,499,499,499,499,499,500,468,499,499,500,500,500,499,499,499,500,499,500,500,468],"twin_sims":[0.9407963279265061,0.7928969202859569,0.666893280910087,0.6643210373985372,0.6280835180172187,0.5855534202676752,0.5492861753273238,0.5429915945494784,0.5360418346911066,0.525016054030214,0.4908087601552847,0.48932885809347515,0.48119070799056496,0.4703920356172927,0.4527595730097452,0.44474583776177024,0.4309757832517849,0.42098302532411236,0.417370937853017,0.41552267104761653,0.4140493991399848,0.41285266388566016,0.4127899584576945,0.3981353196190501,0.3960433892300855],"twin_dists":[0.04537384314300386,0.08847914327769056,0.1169051105807774,0.11746136929452004,0.12525748020095445,0.1343680543546086,0.14216786631546283,0.14352881269754697,0.14503475070814376,0.14743202128060826,0.1549485604622767,0.15527694026426964,0.15708818328788043,0.15950668425104222,0.1634968702858131,0.16532897878804403,0.16850716770828178,0.17083928855735134,0.17168797265762964,0.17212344766192464,0.17247116667672946,0.17275401234556123,0.17276884244068968,0.17626253573836145,0.1767659527922182],"n_dims_used":44,"mean_confidence":0.9293153936212714},"coverage":{"mean_confidence":0.9293153936212714,"n_dims_used":44,"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}}