{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002978","489:4890002061","489:4890002225","489:4890002564","489:4890002915","489:4890001746","489:4890002648","489:4890002553","489:4890002565","489:4890002473","479:4790000173","489:4890002484","489:4890002345","489:4890002993","479:4790000250","489:4890003249","489:4890002826","489:4890003452","489:4890003246","489:4890003213","489:4890002910","489:4890001993","489:4890002471","489:4890002144","489:4890003483"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,479,489,489,489,479,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8910343581750039,0.8745248840655916,0.8601480516087241,0.859867665580595,0.7710568282801367,0.7683202639427208,0.7591431149400778,0.755097255210175,0.7455733414790308,0.7363147369318463,0.7336571989744672,0.7161087588742882,0.7103769423814955,0.7081399927230825,0.7059902466694061,0.698972150472223,0.6831947713767614,0.6816950575592687,0.6772600630080287,0.6767587507966494,0.6721402724073047,0.6695799360097653,0.6669020630433424,0.6646321757771798,0.6617199488322435],"twin_dists":[0.06238635355287362,0.06725305004409052,0.07128932378015583,0.07136642164895766,0.09365260011798984,0.09429077801118485,0.09641638456768771,0.09734675000192415,0.09952179012676471,0.10161757351454523,0.1022159890977265,0.10613586346983411,0.10740542285818235,0.10789959195583992,0.10837383678443409,0.10991777128382645,0.11336715499344337,0.1136936499527101,0.1146579078908995,0.11476678864555864,0.11576884189069289,0.11632357275889878,0.11690321055914461,0.11739411022004283,0.11802337878440346],"n_dims_used":45,"mean_confidence":0.9144426981608073},"coverage":{"mean_confidence":0.9144426981608073,"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}}