{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013070","490:4900012337","490:4900012631","490:4900013103","490:4900003317","487:4870000284","490:4900013071","490:4900011260","490:4900013106","490:4900012408","490:4900011344","487:4870001469","490:4900003434","490:4900006022","487:4870000794","490:4900012481","490:4900012747","490:4900006143","487:4870003510","487:4870003654","490:4900011464","490:4900006148","466:4660007886","494:4940007760","490:4900008732"],"twin_admin_codes":[490,490,490,490,490,487,490,490,490,490,490,487,490,490,487,490,490,490,487,487,490,490,466,494,490],"twin_sims":[0.16516736016504185,0.09816371651893958,0.05509552691482082,0.035285087096763576,0.034224291792466555,0.030366356530418127,0.02551572282081546,0.019695123416137245,0.018758752965805675,0.018182883235786634,0.01803491895737981,0.015246248149977716,0.0146057919637432,0.013489178414633114,0.012945550598838436,0.01270456193179508,0.01246700204063625,0.012356394609672807,0.011377416439035445,0.011055017854318333,0.009970818086139739,0.009490453285417384,0.00914450083888688,0.009125217548048693,0.008113967799634211],"twin_dists":[0.24647399499622322,0.27982564370234575,0.3127083560622527,0.33588539872790785,0.3374147978718576,0.3433415739199331,0.3517877916505707,0.3639909109039299,0.36624120968630136,0.3676744032956832,0.3680490572173776,0.37566840684268255,0.3775903721186078,0.3811265253015851,0.38294272251468525,0.38376951289192673,0.38459824537639714,0.384988884610568,0.3885884986280263,0.3898342712411991,0.39427518560845276,0.39638190989033767,0.39795893557802536,0.3980483978811375,0.4029948327511801],"n_dims_used":45,"mean_confidence":0.9047880384657118},"coverage":{"mean_confidence":0.9047880384657118,"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}}