{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012326","490:4900012767","490:4900012839","490:4900012751","487:4870001384","490:4900012612","490:4900012336","490:4900012766","487:4870001277","487:4870000596","490:4900001688","490:4900012556","466:4660008329","490:4900012685","490:4900013071","487:4870001381","490:4900013137","490:4900012701","490:4900012754","490:4900012287","490:4900012755","487:4870001382","490:4900011187","490:4900012833","490:4900012541"],"twin_admin_codes":[490,490,490,490,487,490,490,490,487,487,490,490,466,490,490,487,490,490,490,490,490,487,490,490,490],"twin_sims":[0.24508374156290985,0.2445134034346821,0.18411742600401462,0.17346745307861994,0.11092998708272876,0.09827586720497415,0.09507247248956595,0.0936358913110382,0.08696267629834518,0.08414168478773786,0.08066812129614612,0.07765437056584236,0.06699042037619884,0.06625751758880223,0.06484087843007325,0.05560020343825778,0.0555073480665499,0.05303712991034504,0.052758039294511776,0.0514943658296666,0.047546759564223204,0.04670397363069265,0.04620701229969482,0.04547202506854741,0.039849501900164834],"twin_dists":[0.21779880461469858,0.21797916291771696,0.23892539929973977,0.2430954342249362,0.2723561840972341,0.27975680755210597,0.2817477748600203,0.2826578217816447,0.2870359132166765,0.2889672715322618,0.2914177337510954,0.29361329702340355,0.30198014349426905,0.3025939738887269,0.30379633300918113,0.31221612911672586,0.31230641567952067,0.3147554780257644,0.3150380895496724,0.31633345626065595,0.3205581049075824,0.3214977827092089,0.3220585475644311,0.32289722855832564,0.32971985689812044],"n_dims_used":45,"mean_confidence":0.9055818345811631},"coverage":{"mean_confidence":0.9055818345811631,"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}}