{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000603","487:4870001296","466:4660012999","487:4870001310","466:4660013698","487:4870000687","466:4660013328","487:4870000854","466:4660013620","487:4870001026","487:4870002125","466:4660013959","466:4660013689","487:4870000932","487:4870000846","466:4660013630","494:4940007390","487:4870000479","487:4870000931","487:4870001105","490:4900002304","466:4660013553","466:4660013415","487:4870000683","487:4870001764"],"twin_admin_codes":[487,487,466,487,466,487,466,487,466,487,487,466,466,487,487,466,494,487,487,487,490,466,466,487,487],"twin_sims":[0.5161698840237501,0.5153358785648673,0.5153082220514617,0.498672558928023,0.4797024062077908,0.47243959946289593,0.4464302473998595,0.41066068349503965,0.4075746307357325,0.3979688566491139,0.396748208384996,0.393796645082724,0.3924711944161667,0.38714305082497297,0.34708717227429287,0.34576372991368864,0.3350354016806453,0.331062666327243,0.31340089811102184,0.30920332296574987,0.30638934473236806,0.29642615676773504,0.2952284566322916,0.29480809605617103,0.2888355584783554],"twin_dists":[0.14936349050321282,0.14954599153367124,0.1495520447030863,0.1532084792162993,0.1574204534745697,0.1590467143329199,0.16494286007463482,0.1732730091894102,0.17400576055379866,0.17630255012131113,0.17659620410643043,0.1773079903297706,0.1776284331769111,0.17892170551955955,0.1889376361983979,0.18927838437104605,0.19206667839430877,0.19311140517189215,0.1978421238175778,0.19898841669585712,0.19976187514872235,0.20253401761959097,0.20287091612980232,0.2029893495532865,0.20468299584128594],"n_dims_used":43,"mean_confidence":0.9064680587413699},"coverage":{"mean_confidence":0.9064680587413699,"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}}