{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003687","490:4900004239","490:4900004380","490:4900004381","490:4900001790","490:4900001958","490:4900004104","490:4900004532","490:4900004105","490:4900004106","490:4900004258","490:4900003831","490:4900003693","490:4900003827","490:4900003826","490:4900004516","490:4900003830","490:4900003683","490:4900004526","490:4900008957","490:4900002422","490:4900004512","490:4900011616","490:4900009487","490:4900009279"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5841028151308961,0.46281377533533163,0.3687718638647388,0.2772023195898837,0.2749604756209259,0.26579439642501435,0.25876586218455383,0.2551521934679223,0.20626772450664352,0.2008344848095074,0.18745949859395736,0.17713300717580016,0.16664834738235218,0.15875645600942107,0.1581821554701229,0.1573189514991816,0.1509635308430569,0.1472008552294861,0.14703283973684173,0.13715399649085186,0.1343377579838242,0.129896306986097,0.12322683326464097,0.12221362140635433,0.11607027566095846],"twin_dists":[0.1346790616208843,0.16121505025872743,0.18344761734442136,0.20804317155923138,0.20870049527787632,0.21142291800518187,0.21355028057557798,0.21465821491219036,0.23076619334812445,0.23270914612653465,0.23765203384431627,0.24164015693754884,0.245862344906315,0.24916845848615105,0.2494136669899621,0.2497834519463791,0.25255275314524395,0.25423290074968813,0.25430866044212386,0.25888067099559275,0.26022894133017327,0.26239910230206825,0.26576575588967916,0.26628924510401714,0.2695363085728173],"n_dims_used":45,"mean_confidence":0.9218755086263021},"coverage":{"mean_confidence":0.9218755086263021,"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}}