{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004760","490:4900004761","490:4900006696","490:4900007572","490:4900003788","490:4900007070","490:4900007185","491:4910002415","490:4900005182","490:4900007186","490:4900005196","490:4900004901","490:4900006448","490:4900005324","490:4900006703","490:4900004621","490:4900006942","490:4900007571","490:4900005440","490:4900003512","490:4900002091","490:4900005960","490:4900007068","490:4900007673","490:4900006697"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1071422342814577,0.08819973592587471,0.03568394049910085,0.027456950983014813,0.02373599512074222,0.023476775021694582,0.021274245322070954,0.01554436584356466,0.012698502634122187,0.011975979310724704,0.005291681323223307,0.004869307657587718,0.0044074873713951385,0.00438446773513774,0.004024194124833179,0.0039368283007427075,0.0037706459231100758,0.003161860111918185,0.0030396268410077818,0.002966853062426241,0.0024988331206744134,0.0023880358221395367,0.0022936082845247114,0.002213231717806606,0.002143662857159829],"twin_dists":[0.2744993708495624,0.28620467081103895,0.33532046049966263,0.34825431088040715,0.3552375922173783,0.3557586116901169,0.36039915520053545,0.37479792554519425,0.38379047966227103,0.38635651163044543,0.4205054021288744,0.4238289688031635,0.4277762997778561,0.4279827285272004,0.43134876239851555,0.43220621053336855,0.43388611155760887,0.4406783085222807,0.4421847912870551,0.44310820602854123,0.4495958155518747,0.45129409389684294,0.452799499277699,0.4541264024729116,0.45531110570899636],"n_dims_used":45,"mean_confidence":0.9127571953667535},"coverage":{"mean_confidence":0.9127571953667535,"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}}