{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001806","470:4700007919","470:4700008110","489:4890003122","489:4890002795","479:4790000250","489:4890003213","470:4700008191","470:4700007920","489:4890002471","489:4890002549","489:4890002260","489:4890002748","470:4700008202","489:4890001808","489:4890003172","489:4890002746","489:4890001894","489:4890003289","489:4890003450","470:4700008190","489:4890003483","489:4890002262","489:4890001721","479:4790000173"],"twin_admin_codes":[489,470,470,489,489,479,489,470,470,489,489,489,489,470,489,489,489,489,489,489,470,489,489,489,479],"twin_sims":[0.8770737904161277,0.833234619583676,0.8059334087754974,0.7762285906446365,0.745513405620987,0.7374309774780576,0.7237281820537124,0.7170413121091388,0.6928859464593851,0.6707251870616313,0.6505190087405964,0.6488695209900812,0.6468949198946928,0.6429768795874686,0.6383632346512489,0.6271316008043863,0.6245916265547568,0.6178220561374413,0.6159413586881284,0.6157269022843928,0.6128765823500232,0.6113282469943214,0.5978463115001147,0.5961836170317318,0.59143166363642],"twin_dists":[0.06651910840573862,0.07845107516281538,0.08531363220563946,0.09244075655633327,0.09953541440800395,0.10136581596372753,0.10444031078281882,0.10592883917196437,0.11125171280999675,0.11607550494992891,0.12043851037485039,0.12079355500425046,0.1212183941493917,0.12206080971923089,0.12305192331524185,0.12546156068111805,0.1260059972870365,0.12745641568832092,0.12785924180392277,0.12790517353739134,0.12851560528879682,0.1288471736786164,0.13173416589370365,0.13209028081216664,0.13310825151877692],"n_dims_used":45,"mean_confidence":0.9139976501464844},"coverage":{"mean_confidence":0.9139976501464844,"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}}