{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010841","490:4900012115","490:4900012047","490:4900011100","490:4900009622","490:4900012112","490:4900012165","490:4900010303","490:4900012177","490:4900010307","490:4900012110","490:4900009823","490:4900010306","490:4900010304","490:4900010221","490:4900010910","490:4900009928","490:4900010305","490:4900011139","490:4900012044","490:4900008008","490:4900009621","490:4900011140","490:4900008118","490:4900011767"],"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":[0.6837569312322506,0.2994281673082699,0.2184370070726763,0.21209220972034246,0.18243261479505768,0.1342289446068869,0.12929966773813623,0.12676562334813032,0.12077819076254816,0.11957299544076719,0.11848374628757108,0.11704563570306083,0.08925085439725121,0.08660997702617959,0.08596375332812432,0.08006393282458425,0.07510298042860915,0.07274085893281534,0.07208521550808025,0.07163026225770443,0.07158147390050693,0.06982237200486767,0.0678840789991014,0.06454486192982974,0.05858449363644646],"twin_dists":[0.11324471262642637,0.20169309111612804,0.22653756333282735,0.22872177834557558,0.23957350786766082,0.26028145935896563,0.2626948728876796,0.26396269125277777,0.26703657215276666,0.2676692863046578,0.26824533852031507,0.26901213093617937,0.2855056164075509,0.28727463098870293,0.28771402954624425,0.29185255405451505,0.29552625156115303,0.2973446268578899,0.297857803529485,0.29821612450935864,0.2982546595755426,0.29965851292525003,0.30123903685917386,0.30405028051069505,0.3093786518767632],"n_dims_used":45,"mean_confidence":0.8914065890842013},"coverage":{"mean_confidence":0.8914065890842013,"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}}