{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730007050","473:4730007044","473:4730006819","473:4730007160","473:4730006483","473:4730006482","473:4730006817","473:4730006479","473:4730007045","473:4730006704","500:5000006101","473:4730006596","500:5000007291","500:5000007426","473:4730007164","500:5000003340","500:5000007166","473:4730007507","500:5000006620","500:5000006622","473:4730006705","500:5000006621","473:4730007278","500:5000007293","473:4730006936"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,500,473,500,500,473,500,500,473,500,500,473,500,473,500,473],"twin_sims":[0.9017613852337393,0.8363202278152156,0.8205086467515342,0.8096944135083864,0.8034450283922413,0.796716149971269,0.7928653341243003,0.7756206167403116,0.7670330402951167,0.7604938940681694,0.7136356902792965,0.7058649733811182,0.669114399505212,0.6433900732856365,0.6419673155186019,0.6156900166466701,0.6070680984621087,0.5943697075379704,0.5940800300341534,0.5919982147233003,0.5778701833851735,0.5653692402067005,0.5605895182489342,0.5588849850914981,0.5536459135194157],"twin_dists":[0.05906229438253972,0.0776522788763243,0.08169318542345211,0.08438811454135986,0.08592284684534282,0.08755829553002366,0.08848673738831862,0.09258361771944326,0.09459025614284465,0.09610487342435806,0.10668423288524098,0.10840145313089113,0.11642438056101954,0.12197200249648682,0.12227776256923753,0.1279130735601999,0.1297594072160207,0.13247882074329012,0.13254087384484592,0.13298686586596875,0.1360159863878562,0.13870160361759076,0.13973026279266748,0.14009738330184277,0.14122677894892657],"n_dims_used":45,"mean_confidence":0.9267776489257813},"coverage":{"mean_confidence":0.9267776489257813,"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}}