{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009339","490:4900008697","490:4900008458","490:4900009036","490:4900009234","490:4900009136","490:4900008682","490:4900009967","490:4900008816","490:4900009233","490:4900009564","490:4900011568","490:4900010592","490:4900009560","490:4900009237","490:4900009137","490:4900007906","490:4900009134","490:4900008466","490:4900008886","490:4900009653","490:4900009240","490:4900009236","490:4900008919","490:4900009453"],"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":[0.13895936583941318,0.1290147280920802,0.08840292742231373,0.08341111197756668,0.06960338603011355,0.06375990603800323,0.06010424546415135,0.054647316596151296,0.04682819619745207,0.043305296771042244,0.04053148424719237,0.03520147411693647,0.02798635697119944,0.02448925171773248,0.023651681673522197,0.023613391970314007,0.021357289929754008,0.016985127986887564,0.016860861727367126,0.016430810342635608,0.016369842595863576,0.01630720653798418,0.015927446679168168,0.015237327547163188,0.01399400747555156],"twin_dists":[0.25802721850107957,0.2628364892686265,0.2860690231304603,0.2894758542463766,0.2998352780718144,0.3047283218620533,0.30797920118352917,0.3131486478887205,0.3213583920704398,0.3254375987132439,0.3288506250167598,0.33600451665919284,0.3473280954544142,0.3537510672711559,0.3554065146828037,0.3554834006507716,0.3602167719964326,0.37078732337269726,0.3711212148039717,0.3722936405555784,0.3724620288978913,0.3726355996798146,0.37370067245406563,0.37569468446905274,0.3794969889228592],"n_dims_used":45,"mean_confidence":0.8846380445692275},"coverage":{"mean_confidence":0.8846380445692275,"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}}