{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003434","490:4900007357","490:4900005098","490:4900006026","493:4930007123","496:4960007788","490:4900006148","490:4900006400","494:4940008707","490:4900005791","466:4660005129","490:4900009710","490:4900001149","494:4940008214","490:4900009994","466:4660004016","494:4940008212","490:4900012755","487:4870001991","494:4940007994","490:4900002641","494:4940007122","466:4660008346","490:4900011747","490:4900004315"],"twin_admin_codes":[490,490,490,490,493,496,490,490,494,490,466,490,490,494,490,466,494,490,487,494,490,494,466,490,490],"twin_sims":[0.16603915376581957,0.1573334929924162,0.10900782821806113,0.09704881750948638,0.07451496075082356,0.07115014097249642,0.0671841194336331,0.06475062126052157,0.05821716503320352,0.048915314759258505,0.04802404992427918,0.045238787704107324,0.04484495516935459,0.03702904364922587,0.03396363010579031,0.031828948732250645,0.03118371751651472,0.03054753830197976,0.030518103333667234,0.030510730493405722,0.030262487737332755,0.02895641359306788,0.027318078216026935,0.027161665182989955,0.026143600114271692],"twin_dists":[0.246113466048264,0.24977721032606093,0.2734365735719518,0.2805133284735762,0.2959745454008341,0.2985962734984116,0.30181882914204633,0.30387366250079995,0.3097213833785185,0.3190614529741016,0.3200321016936344,0.3231657462189741,0.32362179780586253,0.3334539897920536,0.33779677702937044,0.3410227592394925,0.34203423024321644,0.3430492020008773,0.343096599775842,0.34310847805456124,0.343509861123662,0.3456693622028939,0.34849981768533544,0.34877762338150575,0.350620268094505],"n_dims_used":45,"mean_confidence":0.9202992757161458},"coverage":{"mean_confidence":0.9202992757161458,"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}}