{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670002230","484:4840004274","474:4740001186","496:4960004603","478:4780000492","468:4680006434","480:4800004253","489:4890002849","499:4990001404","500:5000005815","488:4880006012","484:4840004280","468:4680007070","478:4780005473","478:4780005987","484:4840003858","478:4780005337","489:4890003012","500:5000009881","500:5000006271","466:4660004943","484:4840004177","467:4670001917","470:4700005697","484:4840004386"],"twin_admin_codes":[467,484,474,496,478,468,480,489,499,500,488,484,468,478,478,484,478,489,500,500,466,484,467,470,484],"twin_sims":[0.01697995198819386,0.013224166016306991,0.004598951112708994,0.0033761805554198034,0.002931963218686535,0.0014890336859103865,0.0012810465802948997,0.0012426177369075542,0.0011606590974789059,0.0011246164575951672,0.0010443066231664608,0.0007867938575403313,0.0006579143017745807,0.0006192884596958416,0.0006121508857547997,0.0005410601301803143,0.0004346938302356604,0.000384302454300511,0.00036721137174520866,0.00033289125588721824,0.00032352022621408825,0.0003103233912812361,0.00024992552628273936,0.00020784779108864635,0.00020595435797215317],"twin_dists":[0.370801187936491,0.38200364978529644,0.42609628344385225,0.43816080597365104,0.44355828280820614,0.46861579881305915,0.4740001708907612,0.47508275791814314,0.4774991352263204,0.47861218159472796,0.4812161594729638,0.49104045237651495,0.49714745483157446,0.4991960171103917,0.49958755946605576,0.5037382570322612,0.5110150514595652,0.5150659304609788,0.5165535628693197,0.5197477248225981,0.5206735715613788,0.522020985406222,0.5289686811330699,0.5348150181721628,0.5351035656021225],"n_dims_used":45,"mean_confidence":0.9272009955512153},"coverage":{"mean_confidence":0.9272009955512153,"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}}