{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005338","490:4900005065","490:4900008593","490:4900005205","490:4900003546","490:4900010522","490:4900005207","490:4900007348","490:4900008595","490:4900003413","490:4900004791","490:4900007349","490:4900009668","490:4900010608","490:4900005743","490:4900008377","490:4900007469","490:4900008154","490:4900009877","490:4900005066","490:4900011590","490:4900003415","490:4900008495","490:4900010436","490:4900009769"],"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":[0.01096765823051281,0.004615443297620015,0.004538011401097867,0.003257912678972381,0.0031428727425921793,0.002654007451736394,0.001764863509996266,0.0017061543858464864,0.0012402931977845363,0.0010167661641609723,0.00047917410964417684,0.0004597124047797433,0.00042323438237926305,0.0004078641825351389,0.00026520450430893213,0.0002409262553987055,0.00015474015599905753,0.00014477896363043126,0.0001423176721515206,0.00012561375291213103,0.00010233062912319967,0.00007915431501817703,0.00007486917767747178,0.00007161869125982639,0.00006857860007110501],"twin_dists":[0.39017739400221474,0.42595455597322673,0.4266240065110691,0.4395313617151514,0.44090879310362785,0.44732983723762815,0.4624582999993831,0.46369060166809223,0.4751492322348945,0.48215203711686494,0.5077892004683382,0.50916462397855,0.5118961172440638,0.5131135814757667,0.5270731478927025,0.5301367652071445,0.5440412125210754,0.5461002856997246,0.546629632673297,0.5504686537175957,0.5567148794874214,0.5644420899893164,0.5661028608515017,0.5674238337856278,0.5687117647586457],"n_dims_used":45,"mean_confidence":0.9148452758789063},"coverage":{"mean_confidence":0.9148452758789063,"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}}