{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007062","490:4900007431","490:4900006209","490:4900005832","490:4900006936","490:4900005173","490:4900005840","490:4900005835","490:4900005179","490:4900006210","490:4900004632","490:4900007544","490:4900007432","490:4900006935","490:4900005172","490:4900006330","490:4900005444","490:4900004626","490:4900006924","490:4900005037","490:4900005169","490:4900007061","490:4900005175","490:4900005839","490:4900007310"],"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":[0.4760443914132307,0.17150779940023247,0.12463195056639943,0.09686498118983433,0.07191633717795622,0.062480939036253305,0.0601124894827229,0.05987198046092197,0.05782265760203109,0.048475641304287685,0.04367445587218337,0.04222643245572179,0.03237896630336622,0.031481164951961,0.030002280135491152,0.028438413064897625,0.02745547745174225,0.026915151656874903,0.026754030926437734,0.024690343916000945,0.02262789922400438,0.02182724788574234,0.02075465214971995,0.019170066266333448,0.018339415512361283],"twin_dists":[0.1582385306122951,0.243882470019448,0.2650451783140154,0.2806273163570308,0.2979905976525914,0.3058478683314453,0.3079716895285897,0.30819118172019366,0.31009146448546554,0.3195384255608522,0.3249973462069809,0.3267425752451446,0.34017429500197555,0.34156574608952145,0.34393363079311867,0.34654906055062773,0.34825691025142963,0.34921826697535896,0.34950815365793836,0.3533609167651949,0.3575004532951202,0.3591961208149969,0.3615545645842824,0.36524092316494855,0.3672809481918561],"n_dims_used":45,"mean_confidence":0.9090231153700087},"coverage":{"mean_confidence":0.9090231153700087,"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}}