{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007650","490:4900004740","490:4900007410","490:4900007409","490:4900005950","490:4900005157","490:4900005155","491:4910002161","490:4900007408","490:4900005951","490:4900003235","490:4900002967","490:4900004338","490:4900007415","490:4900007303","490:4900004603","490:4900006670","490:4900007669","490:4900004880","490:4900003921","490:4900004195","490:4900003775","490:4900005555","490:4900005020","490:4900003780"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31140610677944724,0.1946420384859473,0.18505830033094253,0.1665392546175461,0.14136757304632852,0.13941318526102936,0.13676288600165667,0.12245803341023972,0.1174853999638578,0.1111149916856381,0.10539179616038225,0.10463008923797737,0.09163195784924098,0.09147452315603968,0.08985819972982202,0.07965769824809169,0.07835907546252947,0.07559618372042108,0.06943023139491127,0.06914949465394654,0.06820708350484886,0.06627510936555046,0.06496961940777349,0.06384967063018378,0.061901706454126876],"twin_dists":[0.19838576919118403,0.23496826109725594,0.23856528347801087,0.2459072662901641,0.2569015767162311,0.2578139883056222,0.2590666667524916,0.26616266474843453,0.2687768883894007,0.27225296396073023,0.2755097070886007,0.2759534346925062,0.28394585916254267,0.28404799093829575,0.2851046685374791,0.29214639323539826,0.29309385807317223,0.29515242249494555,0.2999753683627614,0.3002031021249197,0.30097312504453455,0.30257917548287094,0.3036861838896928,0.3046504389402069,0.30636108923497773],"n_dims_used":44,"mean_confidence":0.8923261815851385},"coverage":{"mean_confidence":0.8923261815851385,"n_dims_used":44,"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}}