{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940007337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007864","494:4940007132","494:4940007550","494:4940007007","494:4940007011","494:4940008561","494:4940007755","494:4940007754","494:4940007012","494:4940007968","494:4940007237","494:4940007559","494:4940008068","494:4940007026","494:4940008062","494:4940007752","494:4940007025","494:4940007852","494:4940007006","494:4940006896","494:4940008627","494:4940006798","494:4940007023","494:4940007765","494:4940006907"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.4945877915025329,0.4272636602044655,0.42208741483393214,0.3522515669638585,0.3199545620627583,0.3196985766990912,0.31966881686563176,0.3195415833481913,0.3150277598019817,0.30375104303409417,0.2946945975426434,0.2756434702508506,0.26590598436813756,0.2619085200751556,0.2613128794871787,0.2519517593216551,0.2496572962130442,0.24904960877481203,0.2473830179447128,0.24711399795428177,0.2405727706387097,0.239275495191254,0.2255133252697995,0.222498411844027,0.2013895430594551],"twin_dists":[0.15411134623520228,0.1693708704958809,0.17058042092353665,0.18761444572686686,0.1960697277142602,0.19613857099007168,0.19614657644157085,0.19618080721944986,0.19740020768914124,0.20049078001907664,0.2030213439994354,0.20849989054526055,0.21138942837663713,0.21259465774012623,0.21277522537883753,0.2156477881566463,0.21636217370795172,0.21655208067166343,0.21707443134545742,0.21715896027855827,0.2192328012711866,0.21964841512604977,0.22415117714296465,0.22516171088072204,0.23250901167591634],"n_dims_used":45,"mean_confidence":0.9150205824110244},"coverage":{"mean_confidence":0.9150205824110244,"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}}