{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002103","490:4900001952","490:4900001799","490:4900002265","490:4900001659","490:4900008971","490:4900002272","490:4900008867","490:4900003964","490:4900002554","490:4900007862","490:4900001531","490:4900008637","490:4900001530","490:4900009899","490:4900010386","490:4900009388","490:4900008088","490:4900008293","490:4900009693","490:4900009493","490:4900008518","490:4900009080","490:4900009068","490:4900008858"],"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":[0.14813447971983917,0.14211380834126452,0.1358350050828441,0.10775991321696016,0.1052773840700043,0.10260039268804468,0.10225409789468852,0.10206619454202485,0.10194679131465643,0.09994005166154685,0.09393557101311066,0.08922099611707114,0.0860536028567931,0.08488024989858112,0.08362443451297726,0.08283916349873299,0.07304887196623581,0.07126733850740691,0.07048207144554092,0.06966445676433256,0.06858307544792792,0.06857774387729126,0.06826085323813151,0.06780839300643164,0.06755882903886996],"twin_dists":[0.2538130809332975,0.256555672669727,0.2595095268358488,0.27414591166936786,0.2755761975487401,0.27714823157616697,0.27735391786231245,0.27746575318187566,0.27753690253000457,0.2787425268565623,0.2824670763368144,0.28552538351232437,0.2876527794955468,0.2884566943972347,0.2893269849617661,0.2898765005646129,0.297104834382205,0.29850328778847635,0.2991287115897366,0.2997859364961137,0.3006648792217591,0.30066924053152677,0.3009289589379912,0.3013014938735581,0.3015078401194626],"n_dims_used":45,"mean_confidence":0.927812025282118},"coverage":{"mean_confidence":0.927812025282118,"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}}