{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001244","477:4770001421","477:4770000947","477:4770001067","477:4770001753","477:4770001243","477:4770001425","477:4770001420","477:4770001199","477:4770000938","477:4770001189","477:4770001003","477:4770001077","477:4770001004","477:4770001063","477:4770001133","500:5000001623","477:4770000950","477:4770001364","500:5000001381","500:5000001380","477:4770000837","477:4770001770","477:4770000949","477:4770001135"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,500,500,477,477,477,477],"twin_sims":[0.9622855718848814,0.8344602261533086,0.8230291418597967,0.8078760199010437,0.7390175839344446,0.7181071611338016,0.7146016966587014,0.7096294701312453,0.7022241760368725,0.690393215769524,0.6848691012501918,0.678545221487768,0.6651467789276665,0.6636993624444163,0.6627639793297658,0.6562361116854539,0.646508210437113,0.6421693531847283,0.632876300553864,0.6241341933268445,0.6238054511505288,0.6225377213337857,0.6178462425013047,0.6175075149811111,0.6136472901056346],"twin_dists":[0.036012497552017915,0.07813441696632728,0.08105742783108004,0.08483631212517304,0.10100755013145535,0.10569205750593492,0.10647014450764472,0.10757062756350055,0.10920314400362043,0.11179681048201452,0.11300238040799972,0.11437867773636459,0.11728285248055753,0.11759573639812182,0.11779785551555409,0.11920675802976101,0.12130157264901165,0.12223434870867256,0.12422958647646744,0.12610403161987244,0.12617448296228423,0.12644614445952085,0.12745123492812163,0.12752379023666688,0.12835055565327394],"n_dims_used":45,"mean_confidence":0.9220598856608073},"coverage":{"mean_confidence":0.9220598856608073,"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}}