{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008027","494:4940008391","496:4960008018","496:4960008868","496:4960008266","494:4940008392","496:4960008680","496:4960008574","490:4900000946","496:4960008669","496:4960008585","496:4960009181","490:4900000405","496:4960008363","490:4900000709","466:4660000013","496:4960008869","496:4960008872","496:4960004970","490:4900001453","487:4870004257","494:4940008390","496:4960008270","490:4900001199","466:4660000020"],"twin_admin_codes":[496,494,496,496,496,494,496,496,490,496,496,496,490,496,490,466,496,496,496,490,487,494,496,490,466],"twin_sims":[0.8509003959076058,0.6047844041193066,0.5970265162380313,0.5693248811632513,0.5691201822231932,0.5544006927886411,0.547462855558559,0.5267408821192734,0.5197469752626824,0.5159024806645423,0.5099376392992047,0.5080736701410781,0.5043579874749834,0.47943745563039053,0.47727620260629916,0.47462030194188043,0.46482234623925783,0.4638544799721749,0.4567033700907635,0.45618007248836373,0.44981696254366077,0.4482015318503634,0.4396698780174214,0.42967591188105125,0.4188407187499646],"twin_dists":[0.0738025874671642,0.13024840850827926,0.13190974536007005,0.1378511129076299,0.13789510773674704,0.14106397196264128,0.14256180709058386,0.14705629598587733,0.14858154159478454,0.14942199710895607,0.1507290463182364,0.15113828640763893,0.1519552559200606,0.15747963931728562,0.15796282260954203,0.15855756544164226,0.160761324043517,0.16097987459696103,0.16259966095842696,0.1627185475220143,0.16416818756844848,0.16453742360761933,0.16649596343574483,0.1688092626602318,0.17134226252320497],"n_dims_used":45,"mean_confidence":0.9164157443576388},"coverage":{"mean_confidence":0.9164157443576388,"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}}