{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012189","490:4900011661","490:4900011920","490:4900011111","490:4900011186","490:4900011657","490:4900011343","490:4900011544","490:4900011724","490:4900010865","490:4900011197","490:4900011721","490:4900011789","490:4900011738","490:4900011273","490:4900011461","490:4900010801","490:4900011463","490:4900011034","490:4900011734","490:4900011412","490:4900011408","490:4900010949","490:4900011409","490:4900012190"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44335334271366406,0.4117592732515946,0.3666860864628328,0.34024756650767657,0.2986328758566065,0.2954969560969166,0.28800510431605647,0.2816387443954169,0.2712618805238023,0.2703682664492963,0.26812267597420064,0.2643037273687629,0.26348517094960666,0.2578065177681811,0.2500283520156972,0.2476560228044505,0.246197198977633,0.22407501697813795,0.21469512289131357,0.2140887579378044,0.21021725638765268,0.20412151370573398,0.19054188650793918,0.190043460577649,0.17400168662254642],"twin_dists":[0.16564860445638557,0.1730127445171677,0.18396840522284102,0.19070615018252465,0.20191538548492755,0.20279532051210736,0.20492013567681916,0.20675186883803645,0.20979217134002726,0.2100573030269876,0.2107259608006181,0.21187113841372193,0.21211793646912563,0.2138434531920415,0.21624636131599037,0.2169887106382557,0.21744747314103327,0.22463213763787207,0.22782045572881465,0.2280297616181033,0.22937567979727477,0.23152944588881857,0.2364916511553002,0.23667839197262902,0.24288197896789154],"n_dims_used":45,"mean_confidence":0.9153230455186632},"coverage":{"mean_confidence":0.9153230455186632,"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}}