{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009941","490:4900010860","490:4900009563","490:4900010586","490:4900007997","490:4900010416","490:4900010501","490:4900010757","490:4900010500","490:4900008013","490:4900010918","490:4900010344","490:4900010673","490:4900011008","490:4900011160","490:4900011844","490:4900010415","490:4900010508","490:4900010593","490:4900011228","490:4900010671","490:4900010246","490:4900010847","490:4900011082","490:4900007899"],"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":[0.1481237163390454,0.12451114284611808,0.11410245957054661,0.06877355671339559,0.06607164095020863,0.06433688610344339,0.0613054718751035,0.055816796582994155,0.05578333727382325,0.05160898442999728,0.048452714013690945,0.0474142426158199,0.04393492437470731,0.04347290957929766,0.04259812501280097,0.04193451554991585,0.04173478560938064,0.04165186499001871,0.039014527437580965,0.038256442522592214,0.03623220308736485,0.03502522542928776,0.03205322233850075,0.02896024459834515,0.02775042694017933],"twin_dists":[0.25381790971850077,0.2651068879657964,0.2706042369207389,0.3005092431295564,0.3027505316576081,0.30422926948749557,0.3068935056183838,0.31200601157638574,0.31203842645758295,0.3162148803502819,0.3195633967674441,0.3207049291934004,0.3246885939791683,0.32523731727927774,0.32628984659220156,0.32710049406012576,0.32734659371244734,0.32744905694385096,0.33080136895204965,0.3318003805508423,0.3345525938420675,0.33625639705528887,0.34067529035869254,0.34566290669954436,0.3477389847966891],"n_dims_used":45,"mean_confidence":0.8887145148383246},"coverage":{"mean_confidence":0.8887145148383246,"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}}