{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009283","490:4900008530","490:4900008742","490:4900009402","490:4900008531","490:4900010002","490:4900011049","490:4900008532","490:4900010717","490:4900008521","490:4900009405","490:4900008089","490:4900009590","490:4900009498","490:4900008177","490:4900008420","490:4900008741","490:4900010471","466:4660004635","490:4900010897","490:4900004395","490:4900010463","490:4900009385","490:4900009073","494:4940007132"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,494],"twin_sims":[0.5197278917604254,0.351404400619303,0.32824271291295454,0.26883917954267644,0.24307880875547627,0.23443874001265033,0.20799859569867682,0.18610652709724126,0.1796471217483198,0.176868882051914,0.1732837121862875,0.16357539143299743,0.15422521926790908,0.1465506563325864,0.13879456499334758,0.12890362130280014,0.10815592666624071,0.10744270395052596,0.10108354383854133,0.09963168960678516,0.09792833532585021,0.09255248524207753,0.07525691667153428,0.07296715362968921,0.0710458918268988],"twin_dists":[0.14858570981661368,0.18783080205428884,0.19385714952106628,0.21051223590257337,0.21843402896628247,0.22121105990978196,0.2301545911445582,0.23816559282874522,0.24065436115967592,0.24174429733213224,0.2431689572128906,0.2471359150757234,0.2511210637883036,0.2545264372537468,0.25810477999632464,0.2628917739412274,0.2739201237439384,0.2743272338555481,0.27805323585722325,0.27892946205464475,0.27997031750619694,0.28335145157263325,0.2954093617830549,0.2971683734110052,0.298679090248583],"n_dims_used":45,"mean_confidence":0.9222874959309896},"coverage":{"mean_confidence":0.9222874959309896,"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}}