{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013012","490:4900012927","490:4900013080","490:4900013227","490:4900013152","497:4970001282","490:4900012316","490:4900012801","497:4970001601","490:4900012679","490:4900012936","490:4900012968","490:4900013188","490:4900013055","490:4900013123","490:4900013222","490:4900012928","490:4900000754","490:4900013226","490:4900013150","494:4940007541","497:4970001195","490:4900013121","490:4900013093","497:4970001687"],"twin_admin_codes":[490,490,490,490,490,497,490,490,497,490,490,490,490,490,490,490,490,490,490,490,494,497,490,490,497],"twin_sims":[0.08127326117632684,0.04978373123787712,0.04536079622967242,0.043412511238695106,0.03491828978007553,0.022278192859053584,0.02121801199454171,0.020478469797493626,0.018216478529757565,0.017236932552395588,0.01517271692798417,0.015084600942928099,0.014534977218325465,0.013876954890503926,0.013026826522182709,0.011077111832768315,0.01050242459143021,0.010047183871549719,0.009981213156827632,0.009980820776500213,0.009731420742928593,0.009672960968757997,0.009586015925270842,0.009105970898232986,0.009093514483904877],"twin_dists":[0.2909848369723155,0.31812977849073254,0.323025137874573,0.3253094126456829,0.33640974695892584,0.35823456554480154,0.3605230073478434,0.3621789966141287,0.36758970998411744,0.37011726802130557,0.3758854148660013,0.37614668923238975,0.3778074199817741,0.37987014239444894,0.382666949414244,0.3897478746389268,0.3920467063195269,0.39394864415210085,0.39423060529000487,0.39423228730111626,0.3953135071994179,0.3955705192682456,0.39595533883269324,0.3981378587954767,0.39819584792509666],"n_dims_used":45,"mean_confidence":0.9121700710720486},"coverage":{"mean_confidence":0.9121700710720486,"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}}