{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006958","490:4900009413","490:4900005716","490:4900007191","490:4900005186","490:4900006583","490:4900007074","490:4900006344","490:4900006709","490:4900006822","490:4900006826","490:4900007081","490:4900007678","490:4900009110","490:4900009317","490:4900006218","490:4900006834","490:4900007315","490:4900004093","490:4900007320","490:4900005456","490:4900005051","497:4970002293","490:4900009124","490:4900007325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.009420453483110661,0.004001023204404741,0.0021120263561233946,0.0019298828510485601,0.0017189354283295923,0.0014006031821694534,0.001227335523885832,0.0010609547434231184,0.0010603990820346654,0.0009491306082799011,0.000837823406278324,0.0005285769612043137,0.0004486016772430545,0.00042775145151538474,0.00040590193279809177,0.00023977477578786168,0.00023311684670325255,0.0002274065238170595,0.00021832713747532188,0.00020829943318335768,0.00020705680002828744,0.00017601996249760036,0.00017241142312362313,0.00015505749331172115,0.0001499341890405615],"twin_dists":[0.3966968136372167,0.4315745100246517,0.4558615755552707,0.4591865256711821,0.4634190372177066,0.4708143553946035,0.4755219058066144,0.4806614621125788,0.48067984557018606,0.48455418072086587,0.4888770778751326,0.5045192449847955,0.5099744697800304,0.5115461859318428,0.5132720899998389,0.5302891737708809,0.5311841362908287,0.531971077450103,0.5332614182127433,0.5347465561893636,0.5349352582190822,0.5400315848138069,0.5406781738238896,0.5439776919468159,0.5450185327703602],"n_dims_used":45,"mean_confidence":0.9052007887098524},"coverage":{"mean_confidence":0.9052007887098524,"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}}