{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001207","498:4980001301","498:4980001111","498:4980001204","498:4980001020","498:4980001202","498:4980000348","498:4980000215","498:4980001096","498:4980001017","498:4980000923","498:4980001016","498:4980000472","473:4730007293","484:4840001167","498:4980000758","498:4980001107","498:4980001112","498:4980001110","498:4980000355","498:4980000416","473:4730005388","500:5000002570","498:4980001015","473:4730007288"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,473,484,498,498,498,498,498,498,473,500,498,473],"twin_sims":[0.7256356551881987,0.6115733173230289,0.5266719292105371,0.44488123768662,0.38330746603478283,0.35219602396393823,0.328713034049896,0.29188044598651236,0.28332265448127203,0.2753385491000007,0.27483498130676964,0.25754865828865103,0.25666535491485754,0.25353128980323697,0.2397639184823485,0.2350397147761674,0.2333682305453109,0.2249790390839442,0.20870927474112072,0.20778009123078883,0.20022611425042133,0.1981864667818154,0.19269199837523968,0.1904917306134767,0.18959586855874844],"twin_dists":[0.10401434241574677,0.12879469408259514,0.1470713110050182,0.16529792032687465,0.17985790921110142,0.18762862244323406,0.19373252774488642,0.20381697750349634,0.20626496708634032,0.20858941234407638,0.2087373878329532,0.21392237155982893,0.21419308709726595,0.21515840550093002,0.2194917653506256,0.22101575938409823,0.2215597609739388,0.22432960003126579,0.22990447811684717,0.23023160759978092,0.23292894107712442,0.23366921172414626,0.2356899725127537,0.2365104271659745,0.23684637922183333],"n_dims_used":45,"mean_confidence":0.9234156290690104},"coverage":{"mean_confidence":0.9234156290690104,"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}}