{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004330","473:4730003949","473:4730003302","473:4730003768","473:4730003855","473:4730004235","473:4730003856","473:4730004236","473:4730003946","473:4730003301","473:4730004141","473:4730004331","473:4730002233","473:4730000908","473:4730001992","473:4730002888","473:4730002964","473:4730001389","473:4730003234","473:4730004234","473:4730002234","473:4730003947","473:4730004135","473:4730003761","500:5000001863"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,500],"twin_sims":[0.6952738634825186,0.6609245896734072,0.6381883108842223,0.6370192615318637,0.6346396100992671,0.6114492337618768,0.5806938203402631,0.5799570071649236,0.5585341106449482,0.529256910615434,0.5198770200045201,0.5022376953064955,0.4491746312929575,0.4457027965579005,0.4425061834720873,0.4344932463162717,0.41998707004786323,0.4134265038115986,0.4021798759956694,0.3964132066626584,0.39240753292732666,0.3920131400364846,0.38624178308470386,0.3845054017778846,0.3791765598683543],"twin_dists":[0.11072886788868301,0.11819513558656855,0.12308948399753071,0.1233404796822555,0.12385123981777173,0.1288212654989567,0.13541016349093676,0.1355682260039158,0.14017297362170358,0.14650870439030828,0.14855313816110222,0.15242216952914783,0.16431494432526983,0.1651095459891046,0.16584324582664633,0.16769153985258967,0.17107298520337355,0.17261834224704012,0.17529263403390366,0.17667686864142154,0.17764383671924228,0.17773929002274821,0.1791412925125509,0.17956503551032746,0.1808712261263645],"n_dims_used":44,"mean_confidence":0.9180190346457742},"coverage":{"mean_confidence":0.9180190346457742,"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}}