{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660014231","487:4870010323","487:4870001771","487:4870002374","487:4870002289","490:4900001840","490:4900003879","487:4870002544","490:4900004156","487:4870002292","487:4870004421","487:4870002454","487:4870002120","490:4900003223","487:4870001125","490:4900001837","487:4870002046","490:4900003457","487:4870011570","490:4900004147","487:4870001777","487:4870001124","487:4870002380","487:4870001031","487:4870002041"],"twin_admin_codes":[466,487,487,487,487,490,490,487,490,487,487,487,487,490,487,490,487,490,487,490,487,487,487,487,487],"twin_sims":[0.6331101533278022,0.5027493386533214,0.464502722959019,0.46121056697036905,0.45283455077686313,0.4492933441441618,0.44905545392129675,0.42856908286181267,0.4017906800367792,0.4005575796465451,0.3980152456553413,0.39674518533838155,0.39188723096381667,0.38403179230381357,0.3723086121264214,0.365573499323412,0.3634092843713835,0.35865584368338244,0.35317494718672016,0.3524172366815615,0.3522649872796465,0.34997192490520906,0.33964302640215405,0.33866596805538773,0.3351857194974728],"twin_dists":[0.12417941535303102,0.15230945054321257,0.16083347954171046,0.16157770294696522,0.16347978627479745,0.16428781546095347,0.1643421820507557,0.16906678788393747,0.1753857720262275,0.17568113336966032,0.176291398358988,0.17659693188113612,0.17776977270410407,0.17968077232371388,0.18256788557245682,0.18424680908680216,0.1847895878904613,0.18598752150349263,0.1873789336833088,0.18757216733649112,0.18761102051917555,0.18819726004513865,0.1908633746752008,0.19111779918603175,0.19202728144779452],"n_dims_used":43,"mean_confidence":0.9139893997547238},"coverage":{"mean_confidence":0.9139893997547238,"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}}