{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660003649","470:4700004672","494:4940008294","466:4660004126","490:4900003034","487:4870002636","490:4900002448","490:4900010553","466:4660008249","490:4900006017","487:4870003773","466:4660007793","466:4660008556","490:4900001969","490:4900012637","466:4660003771","490:4900002292","490:4900008966","490:4900002896","490:4900008413","496:4960007278","490:4900006418","494:4940007667","466:4660006994","466:4660009512"],"twin_admin_codes":[466,470,494,466,490,487,490,490,466,490,487,466,466,490,490,466,490,490,490,490,496,490,494,466,466],"twin_sims":[0.21629743891845915,0.21243009362533818,0.2080682954402792,0.1695784857813965,0.1613727616743424,0.1526422017616325,0.1423312661955395,0.13448559348014522,0.11320679274614423,0.10562988153292129,0.09653913182818352,0.09229997610330995,0.08897209364962044,0.0876769593671048,0.0875015991618049,0.08614523957903217,0.08537460312354624,0.08501140757154733,0.0842701378260844,0.082510294857738,0.07842926621779411,0.07727783685498542,0.07645879143282051,0.07296539707730937,0.07135057263791045],"twin_dists":[0.22726927877920164,0.22860435654184344,0.2301300356193281,0.2446636396104106,0.248059475195741,0.2518131103631313,0.25645512825744704,0.2601576406997305,0.2710950103862387,0.2753715237966478,0.2808297779686412,0.2835140363197249,0.2856903691478423,0.28655481303231073,0.2866726362684337,0.28759036354442946,0.28811691893459523,0.2883663945983071,0.2888782145759991,0.2901078730174644,0.293042326271269,0.293892396238369,0.2945033001981966,0.29716973982730427,0.2984373242442627],"n_dims_used":45,"mean_confidence":0.9152262369791667},"coverage":{"mean_confidence":0.9152262369791667,"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}}