{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008619","490:4900008398","490:4900009398","490:4900012131","494:4940008951","490:4900008287","490:4900006024","494:4940007438","490:4900008731","490:4900010017","490:4900012218","490:4900008730","490:4900002999","490:4900007224","490:4900007830","490:4900011467","490:4900005899","490:4900003300","490:4900009813","494:4940006795","490:4900006128","490:4900008040","490:4900006129","490:4900012197","490:4900006131"],"twin_admin_codes":[490,490,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.05040653185695008,0.04316160246444217,0.03237677812782055,0.01948294213874038,0.01149113186890437,0.009653671919438044,0.008094375911001055,0.005909020236355159,0.004855743981231657,0.0036123017177851083,0.0034109056194348937,0.0024539001311573968,0.002341012217586097,0.0021926000433114753,0.0020050818862118267,0.0019105991905651986,0.001909057932605287,0.001457222048086462,0.0014060481168007752,0.0013846752760766964,0.00116470143153496,0.0009908820896620356,0.0008489081767277364,0.0008260780347038263,0.000777688952459871],"twin_dists":[0.31746991649540673,0.3256098193292786,0.34017764602888556,0.36449250951901346,0.38815656843818075,0.3956556255907206,0.40309600504019577,0.4160557221623729,0.42393996701147685,0.43555070678667607,0.43776670909431065,0.450276051064719,0.4520368005680116,0.4544741342956517,0.4577802243101124,0.45955526681533454,0.45958488626064986,0.4693924633693736,0.4706753291237063,0.471223930857112,0.4773763055516341,0.4830533115353608,0.4884233801930907,0.4893639424659384,0.4914401147329667],"n_dims_used":45,"mean_confidence":0.8993516710069445},"coverage":{"mean_confidence":0.8993516710069445,"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}}