{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012429","490:4900012428","490:4900005227","490:4900012850","466:4660005885","466:4660006456","466:4660005765","490:4900002591","466:4660006457","490:4900012645","466:4660006595","490:4900005630","490:4900012500","466:4660006717","466:4660006237","466:4660005883","490:4900002432","466:4660005648","490:4900005092","466:4660006716","466:4660007584","490:4900003297","490:4900004969","466:4660005144","490:4900004949"],"twin_admin_codes":[490,490,490,490,466,466,466,490,466,490,466,490,490,466,466,466,490,466,490,466,466,490,490,466,490],"twin_sims":[0.5496846241247593,0.4314146157470107,0.3447159951103143,0.25882730617758215,0.2540970428030756,0.22737066490162766,0.2224003245139621,0.22032217685276806,0.21769031925146415,0.198143006949047,0.18729340584241974,0.18610385541826238,0.18477676674159785,0.17656168549439882,0.1735433841523734,0.1725222085541527,0.17203744156659398,0.15119860418621514,0.15110142733639711,0.14514546580282048,0.14051370849766567,0.14033770355898265,0.13876887945224786,0.13526114687818674,0.13386305560867165],"twin_dists":[0.1420818077515431,0.16840526504143621,0.18954863549520945,0.21353152685204682,0.21498359117157798,0.22353310007038749,0.22519474046010848,0.22589682752446824,0.22679237509746547,0.23368504217068886,0.23771493873033264,0.23816660953040092,0.23867290390467155,0.2418655593764535,0.24306506704081826,0.2434742645639949,0.2436691232533849,0.2524488141800971,0.2524917670361844,0.2551641263756442,0.2572990419640924,0.25738119403042514,0.2581168747747643,0.2597845543869546,0.2604582880455722],"n_dims_used":45,"mean_confidence":0.9154405381944445},"coverage":{"mean_confidence":0.9154405381944445,"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}}