{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001951","493:4930003486","493:4930005786","481:4810005780","470:4700002120","489:4890000019","496:4960000485","488:4880006132","496:4960002329","493:4930001639","493:4930001786","496:4960003015","496:4960001832","481:4810005966","493:4930003483","496:4960000305","493:4930005868","493:4930001486","496:4960000826","496:4960003570","496:4960004284","481:4810005866","493:4930002286","485:4850001920","489:4890000522"],"twin_admin_codes":[493,493,493,481,470,489,496,488,496,493,493,496,496,481,493,496,493,493,496,496,496,481,493,485,489],"twin_sims":[0.5194941542024216,0.3694778210908266,0.35958286816694623,0.34846666351232114,0.3287292602788779,0.31259659235948684,0.3055651035862408,0.3003630628218503,0.2975431758488042,0.2943044078495106,0.2690971399740914,0.2629721784819462,0.24167825040228164,0.241562451173986,0.23491562997399054,0.23386770846928437,0.23351612319611975,0.22439395083489896,0.2216817988983724,0.21241644127253476,0.21184257079985633,0.20867641156654593,0.20743198763439924,0.20569002187533317,0.2040180772004753],"twin_dists":[0.1486367657470308,0.18327168359205462,0.185753265836688,0.18858318574230684,0.1937282300070379,0.19806108517802024,0.19998920344477203,0.2014322170330584,0.20222053532113687,0.2031313913513567,0.21043537563456044,0.21227285011302616,0.21887978041813352,0.21891671027079151,0.2210560567691753,0.22139693389331386,0.2215115249651508,0.22452531153684147,0.22543699128093805,0.2286090985697288,0.22880861459000118,0.22991603102468836,0.23035441811667376,0.2309711040701505,0.23156636931137758],"n_dims_used":45,"mean_confidence":0.9231991238064237},"coverage":{"mean_confidence":0.9231991238064237,"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}}