{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003098","489:4890003021","489:4890002516","489:4890001851","489:4890002680","489:4890002765","489:4890002598","489:4890001768","489:4890001769","489:4890003096","489:4890001767","489:4890003180","489:4890002678","489:4890002018","489:4890002271","489:4890002856","489:4890003524","489:4890002597","489:4890002940","489:4890002923","489:4890002507","489:4890002257","489:4890003181","489:4890002681","489:4890002587"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7292029366272919,0.7153521154191027,0.6920695008385106,0.6595098297294489,0.650904056109012,0.646469552208114,0.6447763769640551,0.6280226241869106,0.6083868889410082,0.6080571076311055,0.5859834185431237,0.5775322301087707,0.5714319251010205,0.5595610097254203,0.5550974058978665,0.5404637460133161,0.5399859878061996,0.5381107568885737,0.5377503883680755,0.5355066289011688,0.5213338404358613,0.5190202885212446,0.502979096930698,0.4956544034518167,0.49281500353883395],"twin_dists":[0.10321602109806317,0.10630373770398206,0.11143032619692048,0.11850054571422436,0.12035560981212565,0.1213098873621605,0.12167398966005703,0.12527053584612202,0.1294770175799474,0.1295476331577056,0.13427587334954863,0.1360885126614939,0.13739835900098238,0.13995176331553022,0.14091371991155593,0.14407614632970764,0.14417964464020072,0.14458605010927528,0.1446641813297178,0.14515087973902635,0.14823506379633444,0.1487402902066693,0.15225884321170127,0.15387538489077454,0.15450385853777726],"n_dims_used":45,"mean_confidence":0.9178504096137152},"coverage":{"mean_confidence":0.9178504096137152,"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}}