{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650002510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650002203","665:6650002128","665:6650002740","665:6650002591","497:4970003453","487:4870002477","665:6650002357","497:4970003463","497:4970003492","665:6650002278","665:6650002035","665:6650002187","665:6650003106","665:6650002741","665:6650002651","665:6650004327","487:4870000864","665:6650002813","487:4870000364","487:4870000953","487:4870002476","665:6650003331","665:6650003842","665:6650002958","665:6650002505"],"twin_admin_codes":[665,665,665,665,497,487,665,497,497,665,665,665,665,665,665,665,487,665,487,487,487,665,665,665,665],"twin_sims":[0.3293580528870769,0.2968030334444887,0.184397812454423,0.14515623718149856,0.13549322352510695,0.1324660738681119,0.12614538481422938,0.12202676512297699,0.12064161311255642,0.1188233699181316,0.10186583440297181,0.09907806199675637,0.09809306448220413,0.09765967109586522,0.08571255983815237,0.0837814397444544,0.08053978671147113,0.07845182231766304,0.07202611075279192,0.0714590880677638,0.07007506626480269,0.06740153742244709,0.0654688654337984,0.058176857228412454,0.056532873422874934],"twin_dists":[0.19356177554735565,0.2024281727007352,0.23881794725318967,0.2551592208680007,0.2596732240556104,0.26113678865679596,0.264275925629456,0.26638614768873176,0.26710803093785446,0.26806529449621463,0.27758517972751423,0.2792662223587985,0.27986904038528115,0.2801357821781535,0.28788553800190514,0.2892176108850503,0.29150987424124686,0.2930257741744567,0.29790425069096654,0.29835141872796206,0.2994550971710923,0.3016382122363202,0.3032607148346039,0.30975910050013894,0.31131610727508224],"n_dims_used":44,"mean_confidence":0.8932959816672585},"coverage":{"mean_confidence":0.8932959816672585,"n_dims_used":44,"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}}