{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001518","497:4970001091","497:4970001521","497:4970001515","497:4970001752","497:4970001439","497:4970001670","497:4970001003","497:4970000626","497:4970001913","497:4970001665","497:4970000554","497:4970001008","497:4970001592","497:4970001596","497:4970000702","497:4970000911","497:4970001093","497:4970001594","497:4970001585","497:4970001839","497:4970001182","497:4970001522","497:4970001591","497:4970000553"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6554017277827767,0.30956304431558024,0.20714482492505282,0.20521140279797112,0.18920976801189748,0.1879398570790066,0.1532977230621017,0.15299841527793487,0.14424912461706887,0.14071933177922696,0.12683286234711577,0.12034382791576408,0.11576666788052403,0.11256375928277332,0.10845181363228414,0.10591532560279338,0.10512345674942335,0.10268027789580829,0.10114254389327298,0.09707930140557718,0.09527882839577398,0.09056379709529734,0.08738248126708249,0.08675951849741295,0.0837185505377785],"twin_dists":[0.11938664565527062,0.1988898348271514,0.23045583462491367,0.23114116820575395,0.23699151083826206,0.23747032569917698,0.2515259011223942,0.25165692742925755,0.25557328748057423,0.25720316230852913,0.2639288039024844,0.2672640495621837,0.2697001632820416,0.2714492034084291,0.27375184110780076,0.2752061726665555,0.27566574098330904,0.2771008596518118,0.278017836724077,0.280494443306308,0.28161794383322364,0.2846415460013274,0.286752777782911,0.2871733224459627,0.2892614015386185],"n_dims_used":45,"mean_confidence":0.8915378146701389},"coverage":{"mean_confidence":0.8915378146701389,"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}}