{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002037","497:4970002483","497:4970002340","497:4970002339","497:4970002267","497:4970002116","497:4970002412","497:4970001955","497:4970002268","497:4970002484","497:4970002553","497:4970002411","665:6650000154","497:4970002413","665:6650000231","497:4970002193","497:4970002115","665:6650000155","665:6650000132","497:4970002117","492:4920006668","492:4920006866","497:4970002552","665:6650000934","497:4970002192"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,665,497,665,497,497,665,665,497,492,492,497,665,497],"twin_sims":[0.8995007041438997,0.7246408091553621,0.7207858938287167,0.7030472055233403,0.6621534133563356,0.6020525157143023,0.5692062894970227,0.5667295735657563,0.5661401580512693,0.504687395576249,0.4489299625503543,0.43959023530479263,0.40407241288490425,0.3732944624632428,0.3398979778873218,0.3380491562735404,0.27398323442648465,0.23452975678521715,0.2286593445980715,0.20956255093262427,0.18513000289883724,0.1445941502147821,0.13503370257029285,0.1265486353291098,0.11745221773642246],"twin_dists":[0.059774848905619286,0.10423658428558437,0.10509617217979261,0.10902206920966552,0.1179297543803806,0.13083339547147713,0.13787660095179377,0.13840904311485935,0.13853579546981135,0.1518827640742736,0.16437086576078236,0.16651431523785426,0.17484031079841275,0.18232340309357004,0.19079705040914033,0.19127861944806943,0.2089880559721868,0.22118146086643442,0.22310622239104536,0.2296049449761973,0.23853789250887725,0.2554155679345159,0.2598938016232344,0.2640721426563196,0.2687946149476805],"n_dims_used":44,"mean_confidence":0.9073872132734819},"coverage":{"mean_confidence":0.9073872132734819,"n_dims_used":44,"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}}