{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008925","490:4900008916","490:4900009348","490:4900008699","490:4900009031","490:4900008586","490:4900008914","490:4900008482","490:4900009554","490:4900008698","490:4900009030","490:4900009128","490:4900009751","490:4900009212","490:4900009331","490:4900008888","490:4900008024","490:4900009649","490:4900007797","490:4900009759","490:4900009553","490:4900009552","490:4900009123","490:4900008017","490:4900008132"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03861314015194941,0.03229059887515644,0.030250312482762498,0.022449980151523007,0.01619885825981106,0.010450747525803496,0.007894383982644571,0.007242438423754235,0.006552940330418477,0.005441561852217746,0.005282909265614994,0.005178110888123376,0.004930336541617838,0.003209405171342839,0.003153573539898575,0.003076200042671075,0.002853843408717219,0.0025976894444090484,0.0023778426464162892,0.0021739518179633563,0.0014960966340798717,0.0014913889007060744,0.001464194250963884,0.0012944786786748146,0.001254492672740691],"twin_dists":[0.33132825367967106,0.3403097772095263,0.3435296197521331,0.3578727046840981,0.3729372312782308,0.3922588701394031,0.4041415114128499,0.40772304869293685,0.41184104753443107,0.41938356893912543,0.42057194626010236,0.421374766157069,0.4233329798792067,0.44010666464674164,0.4407787420018246,0.44172832250596145,0.44458404991726147,0.4481378571010628,0.4514539423143558,0.4547910316813509,0.4684454405342546,0.46855890829483754,0.46922091036110913,0.47362884834439645,0.47474495791770455],"n_dims_used":45,"mean_confidence":0.8762520684136285},"coverage":{"mean_confidence":0.8762520684136285,"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}}