{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001933","491:4910001017","491:4910001147","491:4910001520","491:4910001355","492:4920004456","492:4920004331","491:4910000849","492:4920004039","492:4920006676","491:4910000907","492:4920006610","492:4920004710","491:4910000959","492:4920004439","492:4920006646","492:4920006938","492:4920006650","492:4920006510","492:4920006674","491:4910001579","492:4920006905","492:4920006752","492:4920006643","491:4910001972"],"twin_admin_codes":[491,491,491,491,491,492,492,491,492,492,491,492,492,491,492,492,492,492,492,492,491,492,492,492,491],"twin_sims":[0.5918545081667718,0.5035105389142723,0.4690466699753531,0.4641918798276939,0.4521468411346847,0.4231660085308781,0.4036456354670899,0.3906282486070911,0.38456710180226206,0.3773742050345917,0.37105306889231926,0.36431242606512737,0.3527771303346564,0.3455755424995917,0.33128988446052876,0.32522468228510903,0.3245972212040129,0.3227239452179378,0.3199186665562728,0.278525172845427,0.2727821238024247,0.2665798230022933,0.26455859211538496,0.2596895431074716,0.25657390753411335],"twin_dists":[0.1330176550070491,0.15214181011490968,0.15980927750050336,0.16090366947737106,0.16363652309564386,0.17032787446088554,0.17494222888026978,0.17807482506316188,0.17954996277087193,0.18131501741709707,0.18287971312485057,0.18456288479184538,0.1874803592408547,0.1893268931538382,0.19305146873007298,0.1946591990583247,0.19482646548856752,0.19532690948737957,0.19607937938724554,0.20765682391165596,0.20934235581661084,0.21118738243808732,0.21179439312456205,0.2132686530924027,0.21422114758363633],"n_dims_used":45,"mean_confidence":0.8989800347222222},"coverage":{"mean_confidence":0.8989800347222222,"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}}