{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004548","491:4910001090","491:4910000955","491:4910001155","492:4920004609","492:4920005245","492:4920004105","491:4910002079","492:4920006263","492:4920004506","492:4920004825","492:4920006745","492:4920004606","492:4920005167","492:4920004291","491:4910001024","492:4920004232","492:4920006785","491:4910001883","492:4920006604","492:4920004766","491:4910000904","492:4920006266","492:4920005796","492:4920005844"],"twin_admin_codes":[492,491,491,491,492,492,492,491,492,492,492,492,492,492,492,491,492,492,491,492,492,491,492,492,492],"twin_sims":[0.4739961479622503,0.4405388737386577,0.4001832551101762,0.3975786208966318,0.38197496799413794,0.3733533327879714,0.3301366118990365,0.3283491889558573,0.32801501291539403,0.3275682616638002,0.3270836493916292,0.32130603860584794,0.3205012644910769,0.30970956033937813,0.30025670951004385,0.29227093995207953,0.29084692338929796,0.29078943806094787,0.28086731533756737,0.27159107730238125,0.2531978670690701,0.24941505156479726,0.24623588949741038,0.24122367058123895,0.2412159190345693],"twin_dists":[0.15869749204263528,0.16629580808672006,0.17577087583658535,0.17639638504881258,0.18018419613093375,0.1823088138326675,0.19335591669554225,0.19382892777608418,0.19391751892149553,0.19403603190524227,0.19416468948952503,0.19570678014635018,0.19592280402732581,0.19884970085127776,0.20146187000234142,0.20370630385193594,0.20411032333918813,0.20412665764975965,0.20697551552889976,0.2096946358212707,0.21526154729117183,0.21643784151262377,0.21743528344619156,0.2190248176581568,0.21902729238536844],"n_dims_used":45,"mean_confidence":0.8992439270019531},"coverage":{"mean_confidence":0.8992439270019531,"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}}