{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002148","487:4870002153","487:4870002235","487:4870001794","487:4870003620","487:4870002069","487:4870000622","487:4870001876","487:4870001789","487:4870004193","487:4870004502","487:4870000551","487:4870000165","487:4870001420","487:4870002233","487:4870002236","487:4870002147","487:4870001698","466:4660009488","487:4870001695","487:4870002063","487:4870002154","491:4910000529","487:4870000490","487:4870000426"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,491,487,487],"twin_sims":[0.28164788824794834,0.11924134156362848,0.09863890066313435,0.09245050038223479,0.07339048637522166,0.0698661962575559,0.061366756459871566,0.042536809416139035,0.03029801239512827,0.022256416380238325,0.020508921993710957,0.019266628868340595,0.014336999746266656,0.010524339248865094,0.010013294932596284,0.00982071264871438,0.008858817102329478,0.008779853106515056,0.00860644147380557,0.00841798421062039,0.008257280243045482,0.008206806041650427,0.008200062555379495,0.008166929570502142,0.007945736988827438],"twin_dists":[0.20674922015009606,0.26784425573909887,0.2795344056259988,0.2834170750090018,0.29683983745138964,0.29962319214155697,0.30683858519443163,0.32636430055356175,0.34345224879896574,0.3582806094696668,0.3621097873327383,0.3650088098194396,0.37841920913985216,0.39195701467930844,0.39409327983518105,0.3949235910440624,0.39930193756602145,0.3996799768331886,0.40052097338743037,0.40145230840897544,0.4022613552131388,0.40251837338988994,0.40255281886657385,0.4027224304914334,0.40387080496354055],"n_dims_used":43,"mean_confidence":0.8969836567723474},"coverage":{"mean_confidence":0.8969836567723474,"n_dims_used":43,"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}}