{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012096","490:4900011098","490:4900012036","490:4900011585","490:4900011317","490:4900010771","490:4900012050","490:4900011019","490:4900011639","490:4900011003","490:4900012183","491:4910005614","490:4900011963","490:4900011695","490:4900011449","490:4900012101","490:4900011574","490:4900011777","490:4900012117","490:4900011178","490:4900011454","490:4900012119","490:4900012043","490:4900012032","491:4910005610"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.09808816840415849,0.079141912115315,0.06288951681510832,0.021545965102372545,0.02057900492727396,0.018953986419339913,0.018361065518476286,0.01529857051375542,0.012659825055639751,0.012647819054171318,0.01006343117862662,0.008908255371540226,0.007575870740867825,0.0067306851346935065,0.006658405855808019,0.006323342820333912,0.006090735801139647,0.006075768853757139,0.0058787996859548585,0.005753965209302268,0.004344829724732045,0.004136255753900436,0.0040602917524796625,0.004011837844248554,0.0038722417531593086],"twin_dists":[0.27987204861756565,0.29252121120963054,0.3054881945809243,0.3598046843856233,0.3619508480640167,0.3657640502483829,0.36722676087556594,0.37551455164014585,0.3839245234399605,0.38396620605574805,0.39387945590196943,0.3990667834010964,0.40585671241334803,0.4107434746635465,0.41118661342721835,0.41329919887860117,0.4148259591923224,0.41492598844574685,0.41626354227002854,0.41713235183423747,0.4283404998266365,0.43027338485959876,0.43099941768739664,0.43146899854678156,0.4328512931818073],"n_dims_used":45,"mean_confidence":0.8924190945095486},"coverage":{"mean_confidence":0.8924190945095486,"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}}