{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000117},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005685","491:4910005684","497:4970000093","491:4910005862","491:4910005731","491:4910005242","497:4970000118","497:4970000074","491:4910005730","491:4910005824","491:4910005288","491:4910005827","491:4910005433","491:4910005729","497:4970000057","491:4910005384","491:4910005784","491:4910005538","497:4970000125","497:4970000092","491:4910005785","491:4910005487","497:4970000090","491:4910005238","491:4910005860"],"twin_admin_codes":[491,491,497,491,491,491,497,497,491,491,491,491,491,491,497,491,491,491,497,497,491,491,497,491,491],"twin_sims":[0.5040521996587726,0.48058895899271475,0.439486777157624,0.438318347777272,0.40137136534974804,0.3954295909769754,0.38344933405134807,0.3632448653183808,0.3625016163547283,0.3380241085235401,0.33505841495594435,0.2930446936461453,0.2920475523291711,0.27304193790879094,0.23529000376283465,0.23237183115218302,0.22686081129371552,0.2212919299798586,0.2149313422805311,0.20952587447611631,0.20653321221210355,0.158804709446248,0.15327903515191252,0.15151751275714406,0.1473778182747124],"twin_dists":[0.1520225611415959,0.15722248711842635,0.166538156695103,0.16680756898676047,0.17548616330540978,0.176913893268527,0.17982320222373602,0.18483089036297373,0.18501771460275226,0.19128515344309824,0.19206064620024893,0.20348726576543183,0.20376960553292486,0.20926563552381328,0.22093451868875771,0.22188526653661214,0.22370243238184806,0.22556865510340576,0.22773902521898332,0.2296178027563317,0.23067215655771606,0.24914788521170195,0.25153407653024257,0.25230799678575894,0.2541531755952569],"n_dims_used":45,"mean_confidence":0.8921287536621094},"coverage":{"mean_confidence":0.8921287536621094,"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}}