{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003344","491:4910002441","491:4910003221","491:4910002489","491:4910003345","491:4910002560","491:4910002903","491:4910003390","491:4910002494","491:4910002442","491:4910002902","491:4910003473","491:4910002941","491:4910003306","491:4910003516","491:4910002601","491:4910002502","491:4910002989","491:4910002233","491:4910003012","491:4910002850","491:4910003517","491:4910002799","491:4910001037","491:4910002851"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6268581441261594,0.6150768151468836,0.5870450965824641,0.5810072854214039,0.48927120506888017,0.4807695665624072,0.4471080031462608,0.41387296887247343,0.3853541029552135,0.35522415459047485,0.32238751955191725,0.30525768911444506,0.30182903839331054,0.3007743711924452,0.25820060560474467,0.24978745751444698,0.24576082273327954,0.24109267361776782,0.23980898631057654,0.23892744176966088,0.23404543119582116,0.22211213485607254,0.191852174163668,0.1823861644521707,0.1706392103911395],"twin_dists":[0.12552018261050948,0.12804440458147823,0.1340482943017614,0.13534292328361186,0.15528973907693328,0.15718217187538547,0.16478765401001813,0.17251284326895522,0.17935780672088425,0.18685741383275944,0.19541695662546776,0.2000740800692206,0.20102410305631005,0.20131759550887401,0.21372293807097198,0.21632153577815855,0.2175850416827066,0.21906664614488205,0.2194773214084911,0.21976017165105194,0.22133905228268522,0.22529184070795852,0.23600235862280688,0.2395914359726666,0.2442333731907448],"n_dims_used":45,"mean_confidence":0.8954933166503907},"coverage":{"mean_confidence":0.8954933166503907,"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}}