{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012795","490:4900012655","490:4900012656","490:4900012513","490:4900012793","490:4900013223","490:4900012377","490:4900013194","490:4900012726","490:4900012373","490:4900013081","490:4900012512","490:4900012299","490:4900012444","490:4900012235","490:4900012248","490:4900012931","490:4900013365","490:4900013195","490:4900012516","490:4900013123","490:4900013125","494:4940006869","490:4900012971","490:4900012590"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.15187371793284893,0.1516770182008133,0.12791208061751624,0.10919235219124611,0.07746910859174594,0.0595587652036702,0.05623055641745646,0.05429346148987461,0.04991006022330124,0.04633565374027144,0.04350714217004825,0.039693317003308796,0.03899423187563849,0.03691554171287758,0.03506554329798848,0.034672637078028784,0.031822383700852754,0.028813456596524095,0.027774425801890053,0.025763452643433413,0.025143472330114512,0.024328657263654938,0.023196141193227358,0.022581190472983702,0.022285564701517234],"twin_dists":[0.2521509680114991,0.25223764722197756,0.2633867488226689,0.2733322213361575,0.2937504829240441,0.30847811645023665,0.31160648877172414,0.31349836850007967,0.31799537819001844,0.32191290771069875,0.32519649241923587,0.3299206916919746,0.330827899773336,0.33360924204604436,0.33619868305255857,0.3367635418336281,0.3410329619869528,0.34591078044251805,0.3476970520078874,0.35132421259348345,0.3524917507390017,0.3540646415436936,0.3563283231868916,0.3575979330732789,0.3582189874662404],"n_dims_used":45,"mean_confidence":0.9124148898654514},"coverage":{"mean_confidence":0.9124148898654514,"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}}