{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000423","491:4910000047","490:4900000977","491:4910000883","491:4910000523","491:4910000375","494:4940006864","491:4910000064","491:4910000031","494:4940006444","491:4910000122","491:4910000017","491:4910000697","491:4910000123","491:4910000474","491:4910000336","491:4910000030","491:4910000422","492:4920006388","491:4910000026","494:4940006443","487:4870002052","492:4920006622","491:4910000072","491:4910000157"],"twin_admin_codes":[491,491,490,491,491,491,494,491,491,494,491,491,491,491,491,491,491,491,492,491,494,487,492,491,491],"twin_sims":[0.10061915838009636,0.07441113885191776,0.04164249212859195,0.022933586430565363,0.01846665671295195,0.017520169036892668,0.017171486922703177,0.014914209030373512,0.014626303090329373,0.012697975387537029,0.010964926226447338,0.009932513108042907,0.008869713886063026,0.008729253291524375,0.008716164809621283,0.008693628773505995,0.008303996064522149,0.0075645784470597935,0.006307990962511149,0.005950435672012162,0.005459199301927486,0.005326131967486308,0.005185345937458794,0.004978607152783301,0.004894170188888004],"twin_dists":[0.27833242557333826,0.2960539934548068,0.3274606495978496,0.3568667702803226,0.36696327749318675,0.3693737525079771,0.3702905897909861,0.37665575780023774,0.37752767862443654,0.38379230449365226,0.390188163640663,0.39443981886369317,0.39925000615200545,0.39992382471615723,0.39998710581739405,0.4000962640739505,0.40202472594001387,0.40591870150600684,0.41339839003525797,0.41577246996795797,0.4192533983037133,0.4202450240757974,0.421318870908236,0.42294460268568995,0.42362623196420196],"n_dims_used":45,"mean_confidence":0.891737535264757},"coverage":{"mean_confidence":0.891737535264757,"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}}