{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001267","491:4910001864","491:4910001807","491:4910001205","491:4910001059","491:4910001916","491:4910001338","491:4910001008","491:4910001564","491:4910001006","491:4910001070","491:4910001798","491:4910001506","491:4910001130","490:4900002067","491:4910001504","491:4910001802","491:4910001741","490:4900002066","491:4910001203","491:4910001568","491:4910001262","491:4910001563","491:4910002463","491:4910001204"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,490,491,491,491,491,491,491],"twin_sims":[0.5546229419006122,0.39287902009276265,0.25640747592420376,0.25346858391773724,0.24035890184808764,0.23433161078055376,0.19965851964411926,0.18331916340616877,0.17810900153132397,0.17729253689258917,0.17570925252134648,0.15944689762015027,0.15915530211538595,0.1535767889391557,0.15207796108169902,0.15041529504586118,0.14976899005899058,0.14830195260447546,0.1453344013624502,0.14295813520310774,0.1406121813317969,0.13988340794591259,0.13599749326705068,0.1356024029203914,0.13417357825700038],"twin_dists":[0.1410160389627314,0.17752978318475843,0.2142722331004273,0.21517779650319685,0.21930121896896834,0.22124590844342068,0.2331344196574437,0.239231949011652,0.24125629261190695,0.2415773103548638,0.2422028352127719,0.2488745150597301,0.2489985434861078,0.2514039049104384,0.25206105190251776,0.25279562206536654,0.2530827740193194,0.2537379807646438,0.2550781203265577,0.2561659250502026,0.2572531122338199,0.25759359660960285,0.25943181093650597,0.25962089866572424,0.2603081938214545],"n_dims_used":45,"mean_confidence":0.8976560804578994},"coverage":{"mean_confidence":0.8976560804578994,"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}}