{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000841","490:4900002642","490:4900000831","490:4900001745","490:4900000560","490:4900001200","490:4900002647","490:4900000939","490:4900001741","490:4900000505","490:4900004048","490:4900000506","490:4900003870","490:4900000465","494:4940008786","490:4900000575","466:4660004400","490:4900000342","490:4900000236","490:4900004288","490:4900000904","490:4900002023","490:4900005404","490:4900002504","490:4900005267"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.42270176991752073,0.42264918990521383,0.356480496974835,0.3451846084191384,0.27307215158287784,0.25002639168952573,0.24529412148344454,0.22056592705828584,0.21169587403186568,0.21043437331229636,0.2093003802372926,0.20566923951784719,0.19719184580827606,0.18216565661030645,0.17557873577274738,0.1608311720759205,0.15777186169562893,0.15671675846900204,0.15620454230297232,0.15509562950813557,0.15400043898688998,0.15162627566241524,0.1468939195699042,0.14571201297958408,0.14546603151081453],"twin_dists":[0.17043654010783574,0.17044885081293779,0.18653844603227238,0.18942770836613132,0.2092567166671273,0.216246972875962,0.21773234437256353,0.22581424966963634,0.22885967503393417,0.22929975680046394,0.22969688863444787,0.23097848288532719,0.2340321098889469,0.23967658781504722,0.24225457862241423,0.2482879623480416,0.24958924733231042,0.25004230081791096,0.25026304592269083,0.25074276257431327,0.25121901264122376,0.2522600212195407,0.2543713491351223,0.25490647421730306,0.25501824942435597],"n_dims_used":45,"mean_confidence":0.9175237019856771},"coverage":{"mean_confidence":0.9175237019856771,"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}}