{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001124","490:4900002395","490:4900003934","490:4900003649","490:4900001373","490:4900002987","490:4900004358","490:4900002844","490:4900002848","490:4900003133","490:4900003251","490:4900004224","490:4900001372","490:4900003515","490:4900004500","490:4900003954","490:4900003252","490:4900001642","490:4900004773","490:4900002695","490:4900004089","490:4900001245","490:4900004502","490:4900005565","490:4900005445"],"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":[0.012560000196262916,0.008282540343319805,0.003918161516433855,0.003533893745870875,0.003121681992074635,0.0027218845502316167,0.0022825847405962864,0.0018395334721021852,0.0017828156430687169,0.0013616855673638385,0.0013380854016782097,0.0011844339383065739,0.001045636896534186,0.000995665269288738,0.0009818923063460358,0.0008836210507401306,0.0007608119364325602,0.0006134059988106016,0.0005919044801431853,0.0005899530794064,0.0004582611824677604,0.00043701836310790497,0.00042576234988420927,0.00041244924814270913,0.0003277579736169774],"twin_dists":[0.3842721669722085,0.4021332569786483,0.432391656855287,0.4363997281984082,0.44116753056060537,0.44637658327388574,0.45297893274552653,0.46094441812787035,0.4620890215456822,0.4718228393424366,0.4724474516667143,0.47678232594893893,0.4811715359321957,0.482885130570349,0.48337144872674365,0.48703737132068764,0.4921925862367404,0.4995184009511501,0.5007218276548696,0.5008330557891703,0.5092693558648937,0.5108389826530152,0.5116998508836337,0.5127459691771301,0.5202518141356061],"n_dims_used":45,"mean_confidence":0.9094794379340277},"coverage":{"mean_confidence":0.9094794379340277,"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}}