{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003191","496:4960006319","496:4960005644","469:4690002645","466:4660011908","466:4660004444","472:4720001779","481:4810001960","499:4990001937","472:4720001975","496:4960000275","481:4810001220","466:4660003498","466:4660012384","472:4720000781","466:4660007095","466:4660010076","466:4660002491","466:4660011751","496:4960000846","466:4660001109","466:4660001121","488:4880003171","470:4700007978","481:4810001451"],"twin_admin_codes":[488,496,496,469,466,466,472,481,499,472,496,481,466,466,472,466,466,466,466,496,466,466,488,470,481],"twin_sims":[0.15865384349328354,0.10047048861766554,0.09929006390801227,0.09796199462117947,0.08938714671981349,0.07655057399066492,0.07251552229810575,0.05592300085477191,0.044926244434177094,0.0389268826177406,0.036755145069610674,0.03417464452647229,0.030938416266750163,0.030242490028525523,0.029111104215777207,0.028750664763214376,0.028111144432091312,0.02775629904166211,0.026530358719085084,0.026339160455369683,0.025721267008133555,0.025626980925814676,0.024813852587586834,0.024373639990754536,0.022810653848411428],"twin_dists":[0.2492122233740999,0.2784220191770656,0.2791370921814886,0.2799496125753917,0.2854154532237374,0.29443458063520084,0.29752057555315964,0.31190322876271426,0.32352739181436213,0.3309160240344498,0.33382933068498516,0.337487360488019,0.34242346957977987,0.34354231802927004,0.3454092792028542,0.34601714532879485,0.34711197241876607,0.347728721694398,0.3499130869138962,0.3502615700552668,0.3514028822625966,0.35157911473326453,0.35312265083071726,0.35397662879821823,0.3571207205689909],"n_dims_used":45,"mean_confidence":0.9328442891438802},"coverage":{"mean_confidence":0.9328442891438802,"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}}