{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002136","491:4910001092","491:4910003449","491:4910002684","491:4910002147","491:4910001432","491:4910002612","491:4910003134","491:4910001240","492:4920000810","491:4910002701","491:4910001832","491:4910001993","491:4910002519","491:4910001612","491:4910001482","491:4910002702","491:4910001989","491:4910001308","491:4910001362","491:4910001164","491:4910001094","492:4920004122","491:4910001110","492:4920005922"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,492,491,492],"twin_sims":[0.2579975318881016,0.25589108208624844,0.18769016596601018,0.17407139266443275,0.10416917143961758,0.08675403848074714,0.08665886407232237,0.08653217822348229,0.08365312193753324,0.0663273707133428,0.061062806015846606,0.058423600626019555,0.05703678208551637,0.05272011396800156,0.05245573491471401,0.0490651589964431,0.04727118373334626,0.0448083042471281,0.043766206858322,0.0423495005485203,0.04076921043818089,0.04021044793345996,0.03899707399665,0.03877445938770271,0.037736185695560365],"twin_dists":[0.21378502508610153,0.21443087179212927,0.23756473719299415,0.24285416216208194,0.27622316199899644,0.2871770324916385,0.28724149661264176,0.2873273917017734,0.2893069882934026,0.3025352315247657,0.30711141515271057,0.3095285525871181,0.31083493098512294,0.31507658903436636,0.3153456112325947,0.3188997141473445,0.3208638191704871,0.3236644096351472,0.32488841103484783,0.3265923057533709,0.32855052830620685,0.32925825605273196,0.33082418378474004,0.3311159420452182,0.3324957235498695],"n_dims_used":45,"mean_confidence":0.8980373806423612},"coverage":{"mean_confidence":0.8980373806423612,"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}}