{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011572","490:4900011373","490:4900011299","490:4900011074","490:4900011233","490:4900011835","490:4900011718","490:4900011959","490:4900011650","490:4900011569","490:4900012030","490:4900011588","490:4900011231","490:4900011077","490:4900011836","490:4900009440","490:4900011083","490:4900011841","490:4900012026","490:4900011586","490:4900012097","490:4900010839","490:4900010772","490:4900011152","490:4900011172"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.29997407976514473,0.24870700154128808,0.22923801089251358,0.17264029156986524,0.17086670857557085,0.15659919069631767,0.15621741094761374,0.14772523752826763,0.13643495005527068,0.11511664469581136,0.1056048756267886,0.10188185413019016,0.09658389583216467,0.09155336842404745,0.0857704871113507,0.08174070328298293,0.07366131605986251,0.07101854762844664,0.0697645833369541,0.06778856767891152,0.06512055980299991,0.05750372687944235,0.055352069692026815,0.05511381885761111,0.05479071846648657],"twin_dists":[0.20154070144887756,0.21665927885065817,0.22291505562714106,0.24342685884324455,0.24414134216203262,0.25009292127363986,0.25025749357000326,0.25399686223536244,0.25922292651950196,0.2700520887285978,0.275386025681202,0.2775756242737668,0.2808019327306053,0.28399682470262505,0.2878459512735942,0.29065220818264,0.2966304574971558,0.2987008291145199,0.29970511606449113,0.30131786335885913,0.30355726813099443,0.3103921732850709,0.3124576778363446,0.31269045033150505,0.31300745531883223],"n_dims_used":45,"mean_confidence":0.8901835123697917},"coverage":{"mean_confidence":0.8901835123697917,"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}}