{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001791","476:4760001753","484:4840001807","485:4850000748","473:4730001692","476:4760000210","485:4850002038","485:4850000406","476:4760001788","485:4850000372","485:4850001227","485:4850000842","485:4850000426","470:4700008457","485:4850000423","485:4850000449","477:4770000506","478:4780007179","470:4700008602","476:4760001713","469:4690005580","479:4790000158","476:4760001754","485:4850002656","485:4850002754"],"twin_admin_codes":[476,476,484,485,473,476,485,485,476,485,485,485,485,470,485,485,477,478,470,476,469,479,476,485,485],"twin_sims":[0.4666463778885524,0.20387691130812277,0.2023900714864342,0.1960601797728533,0.19487267765390734,0.19314301780480309,0.18146891527252595,0.17900655959192815,0.17742944138198605,0.17417535974992804,0.16747881093160555,0.16703779971695035,0.1592337601555898,0.15087420219828082,0.14954878895220322,0.1470746388478664,0.1442139252462794,0.14109442526637317,0.139876858503509,0.13808457433207177,0.13698831122343275,0.13676406400673682,0.13568787384840458,0.13074344875327576,0.1178784347543767],"twin_dists":[0.16034987422040414,0.23161678159331217,0.23214921264673077,0.2344465543874289,0.23488323420352406,0.2355225998118946,0.23994612264131562,0.24090459420786497,0.24152340900853467,0.24281268796091157,0.2455210758775029,0.24570215191671177,0.2489651555692103,0.2525922815076547,0.25318081734849224,0.2542898068712925,0.2555893936868035,0.25702852926002756,0.2575966625120701,0.2584397171275969,0.2589594154355761,0.2590661059451878,0.25957995785028404,0.2619809076063025,0.2685672132865471],"n_dims_used":45,"mean_confidence":0.916280025906033},"coverage":{"mean_confidence":0.916280025906033,"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}}