{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001048","479:4790000244","479:4790000426","470:4700007332","479:4790000233","499:4990001844","470:4700008537","470:4700007999","470:4700005686","489:4890002989","469:4690000010","470:4700008747","470:4700008090","499:4990001747","470:4700008646","470:4700001178","469:4690002976","470:4700006393","489:4890003478","470:4700000531","470:4700008018","481:4810003389","470:4700006734","470:4700000761","470:4700008742"],"twin_admin_codes":[479,479,479,470,479,499,470,470,470,489,469,470,470,499,470,470,469,470,489,470,470,481,470,470,470],"twin_sims":[0.449277864551403,0.3884531239992424,0.3517516843888493,0.30877997654636263,0.2967173376010461,0.2962024389365416,0.2879392456307392,0.2822450264723018,0.28092532095917516,0.27596250308467435,0.2685744965897007,0.26421087144888183,0.26026104826743285,0.25623990723442885,0.25551129745445417,0.2543821482434924,0.25013387337030357,0.24606741400173285,0.23638778363531485,0.23495449348934314,0.2341541620326231,0.23379788610628116,0.23233957808287078,0.22456940911726272,0.2207523599508047],"twin_dists":[0.1642913527837221,0.178602946854797,0.18774207700629525,0.19910451942599666,0.20245223322326963,0.20259688571866885,0.20493895940502402,0.2065763604337115,0.2069586860597924,0.20840629055167517,0.2105911466661478,0.21189911082035295,0.2130947184654658,0.21432368883632708,0.21454767286560553,0.21489558894972066,0.21621344650177388,0.21748837172730762,0.22057885916735598,0.2210434340790736,0.22130365449852366,0.22141968187658345,0.22189581833808536,0.22446658529942312,0.22575113102216637],"n_dims_used":43,"mean_confidence":0.908802121184593},"coverage":{"mean_confidence":0.908802121184593,"n_dims_used":43,"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}}