{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005981","487:4870006269","487:4870006873","487:4870004674","487:4870006127","487:4870004818","487:4870006723","487:4870006120","487:4870005252","487:4870004817","487:4870006719","487:4870007161","487:4870004673","487:4870005391","487:4870006869","487:4870006128","487:4870004820","487:4870006272","487:4870006409","487:4870004660","487:4870005533","487:4870007583","487:4870005964","487:4870004805","487:4870004804"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.47690556657888467,0.39829791566846806,0.3715441916127221,0.34132853078782033,0.3283369698282225,0.29377747518536573,0.2684911102151484,0.2584070351294031,0.2356524568630266,0.21959666370187603,0.200557961504092,0.19510339621004205,0.17870241878553783,0.16695936820324545,0.15018541983762976,0.14580417806881157,0.136203606737523,0.11178946733824843,0.09081984017392751,0.08604353048057749,0.08406238992194466,0.0679859709359025,0.057196761295087176,0.054748151771071965,0.05285875045645631],"twin_dists":[0.15804575522304712,0.17622345826829805,0.18275767547611418,0.19042539347184406,0.19383216623062605,0.203280142078122,0.21061601688969966,0.213659856622152,0.2208169711022293,0.22614297995194127,0.2328089928202834,0.23479824791586396,0.24102362800306965,0.2457343913988074,0.2528976508511879,0.254864629922725,0.2593333297026086,0.2718777722184481,0.2844741973154249,0.28765964325784393,0.289022301121156,0.3011550438478642,0.3106829027439327,0.31304933425626597,0.31493596508441674],"n_dims_used":43,"mean_confidence":0.8968816357989644},"coverage":{"mean_confidence":0.8968816357989644,"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}}