{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008412","490:4900010194","490:4900008635","490:4900008187","490:4900009596","490:4900008862","490:4900010003","490:4900008525","490:4900009287","490:4900009386","490:4900008304","490:4900008519","490:4900008737","490:4900009086","490:4900009071","490:4900001664","490:4900008416","490:4900008956","490:4900007957","490:4900008749","490:4900008750","490:4900009198","490:4900008193","490:4900009592","490:4900010013"],"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":[0.6429300014478903,0.597057800336827,0.5372210405334278,0.534562479055235,0.5272670650721584,0.5038818195853813,0.47940963451659135,0.44643005020484033,0.44584427278670496,0.4143661976794908,0.4076654219537854,0.4016372803887275,0.3920321879006545,0.38755120302759716,0.355140885463782,0.3516832875943682,0.3488725639287956,0.34818813568242585,0.34261887892879156,0.34238358823096154,0.33938624233235787,0.33378264430846927,0.33246098967599425,0.3321527778336985,0.3294885037624998],"twin_dists":[0.12207088470324874,0.1319030449637608,0.14477896726156156,0.14535579805423213,0.14694172986885795,0.15206006731650162,0.15748585472846194,0.16494290524530528,0.16507712043893444,0.17239635139475848,0.17398416823197999,0.17542249309335425,0.1777346789179289,0.17882234196542685,0.1868785752716741,0.1877595475997247,0.1884790331426576,0.1886546918890929,0.19009087572710712,0.19015182372421574,0.19093020270680133,0.19239538897153396,0.1927429062957986,0.1928240561770439,0.19352726438937384],"n_dims_used":45,"mean_confidence":0.9128167894151475},"coverage":{"mean_confidence":0.9128167894151475,"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}}