{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000591","490:4900000273","490:4900000942","496:4960008670","490:4900000486","490:4900000282","487:4870005121","496:4960008030","490:4900001032","496:4960008253","490:4900000096","496:4960008864","496:4960008766","490:4900000784","490:4900000500","490:4900004325","496:4960007789","490:4900000584","494:4940006277","496:4960008258","496:4960008484","494:4940008494","490:4900000603","490:4900000299","494:4940006471"],"twin_admin_codes":[490,490,490,496,490,490,487,496,490,496,490,496,496,490,490,490,496,490,494,496,496,494,490,490,494],"twin_sims":[0.619685639626672,0.5337254541703064,0.4807300155313026,0.4618177320148499,0.4504746631473006,0.44815075350696837,0.41653991487227404,0.40788661041109997,0.40514633127086463,0.39533130917338816,0.38027108001324916,0.377407253161347,0.3617379969457479,0.3615921424694361,0.3605510268804498,0.3590328526253898,0.33840390613170684,0.3268969289719584,0.31306838320419406,0.30230921428411556,0.29379168490604324,0.28479237385818834,0.2548054680812821,0.25156340314024755,0.2441381032962076],"twin_dists":[0.12705720889628344,0.14553752698174802,0.1571910000500524,0.1614403073697737,0.16401800051692597,0.16454903802599208,0.17188366954786244,0.17393157323909847,0.17458406303301824,0.176937591426722,0.18060222289076075,0.18130687076268107,0.18520986167146963,0.18524658598887833,0.18550894500136114,0.18589221539137288,0.19118610684541013,0.19421428917743674,0.19793260765293044,0.2008906778716912,0.2032761286677576,0.20584142414850545,0.21476504011133507,0.21576841084142276,0.21809799232079188],"n_dims_used":45,"mean_confidence":0.9164360046386719},"coverage":{"mean_confidence":0.9164360046386719,"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}}