{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005399","491:4910005927","491:4910005033","491:4910005536","491:4910005601","491:4910005698","497:4970000097","491:4910005901","491:4910004989","491:4910005435","491:4910005482","491:4910005728","491:4910005829","491:4910005586","491:4910005330","491:4910005634","491:4910005540","491:4910004898","491:4910005697","491:4910005682","491:4910005649","491:4910005498","491:4910005549","491:4910005134","497:4970000096"],"twin_admin_codes":[491,491,491,491,491,491,497,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497],"twin_sims":[0.33723968465475834,0.31812153364961476,0.3029147316304887,0.28634879091611265,0.2665543308305998,0.25398825082819254,0.24994782563587542,0.23685516776094132,0.21354637566643267,0.2123279568346128,0.1962363439666568,0.18935612585719733,0.18802480154252532,0.1857863634397023,0.1784195010179386,0.1752128601972606,0.16767211581953997,0.16060169401594818,0.1605928267329304,0.15572825270640325,0.14120032155913242,0.13372948993986206,0.13075907143469867,0.13036641492170056,0.1284184509706804],"twin_dists":[0.19148991177171443,0.1965633771964727,0.20072260011154566,0.2053943285312531,0.21119502030694146,0.21501718803110978,0.21627148553197315,0.22042776332395989,0.22821732148777615,0.22863983788736397,0.2343819299309148,0.23693647192176273,0.23743822712396562,0.23828750352001524,0.2411344847195532,0.24239977639688826,0.24544181452553843,0.24838494368721634,0.24838869317191326,0.25046878314955046,0.2569792894987553,0.2605229288103608,0.2619732146348536,0.2621667784867247,0.2631336086840244],"n_dims_used":45,"mean_confidence":0.8911176893446181},"coverage":{"mean_confidence":0.8911176893446181,"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}}