{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002766","496:4960002365","496:4960003062","496:4960003321","496:4960001990","496:4960011191","496:4960003330","496:4960005367","496:4960001367","496:4960004159","496:4960010396","496:4960004263","496:4960003178","496:4960004158","472:4720001512","496:4960001387","472:4720002568","496:4960001806","496:4960011612","496:4960002779","496:4960001473","496:4960001712","496:4960011610","496:4960002770","496:4960011957"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,472,496,496,496,496,496,496,496,496],"twin_sims":[0.43719664280896375,0.34235833273991595,0.3410270485685327,0.327222738883748,0.3031200200810333,0.2908508417973821,0.2805434176629962,0.2749342427556791,0.27167944658283105,0.2703258139123932,0.2591825667151936,0.25261347236376747,0.2482915650306851,0.2459076618548352,0.244399997168316,0.24362110261534414,0.2406987538138471,0.24064525406038717,0.23566338670209003,0.22665855672962723,0.22086637821450453,0.2194313423236641,0.2148150741281574,0.21289886329873292,0.20938517513818222],"twin_dists":[0.167066473917894,0.19015836705116235,0.1905036489201058,0.19412775246449077,0.20066566108718853,0.2041092100033987,0.20706952838788825,0.20870820630739165,0.20966846588601748,0.21006991197640873,0.2134231504054075,0.21544253396598528,0.21678939153453902,0.21753873280140434,0.2180150577617345,0.21826188089590856,0.21919251709834117,0.21920962241944897,0.2208134282711027,0.22376967494121267,0.225712546617045,0.22619914646474604,0.22777909809759803,0.22844165843878536,0.2296671423681045],"n_dims_used":45,"mean_confidence":0.9321438259548611},"coverage":{"mean_confidence":0.9321438259548611,"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}}