{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000888","489:4890000609","489:4890001008","489:4890000555","485:4850004030","489:4890000663","481:4810005782","489:4890001452","489:4890001531","489:4890001615","481:4810005579","489:4890001142","489:4890001013","489:4890001264","481:4810006148","489:4890001622","485:4850002240","485:4850001608","485:4850003958","489:4890000779","489:4890001616","489:4890001532","489:4890001533","489:4890001315","489:4890001618"],"twin_admin_codes":[489,489,489,489,485,489,481,489,489,489,481,489,489,489,481,489,485,485,485,489,489,489,489,489,489],"twin_sims":[0.9040825005751765,0.8390927855170089,0.7862662047965251,0.6956271332549044,0.658114631502462,0.652121414374373,0.6227680977789726,0.5689902289069777,0.5579742294633266,0.5558061036918723,0.5527354552697226,0.546254714304025,0.5293760353706721,0.5289748415248434,0.5155203501856936,0.5112252550636265,0.5069614941567966,0.50663955329577,0.5057342915034536,0.4944250057764041,0.47882965032791375,0.4774087214912157,0.47725456767442037,0.4744420830144636,0.473963748854388],"twin_dists":[0.05832352514099168,0.07692999637441417,0.09006584745509144,0.11065146112246549,0.11880160390023246,0.12009345960023597,0.1263967794824418,0.13792303882262127,0.1402936050589671,0.14076091238409905,0.14142321174014275,0.14282295683343024,0.14648279189208016,0.14657006618352383,0.1495056183490492,0.1504465717437891,0.15138265469189435,0.15145341816547828,0.15165246107594435,0.15414737146252644,0.15761545315040004,0.15793317557423872,0.1579676630150651,0.15859751344546905,0.1587047571288178],"n_dims_used":45,"mean_confidence":0.9196013556586371},"coverage":{"mean_confidence":0.9196013556586371,"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}}