{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004490","480:4800004492","480:4800005179","480:4800004493","480:4800004834","480:4800004077","480:4800004323","480:4800004406","480:4800005002","480:4800003851","480:4800004156","480:4800004576","480:4800004155","480:4800004920","480:4800005684","480:4800004911","480:4800002863","480:4800004158","480:4800004404","480:4800003575","480:4800003298","480:4800002819","480:4800002855","480:4800002911","480:4800004081"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7733653954145735,0.7254883691626125,0.6471666831920059,0.5720620357371212,0.5671155308405521,0.48972640029989645,0.4857115879022424,0.4048541960658389,0.2783370330714529,0.2736598110859067,0.26521068205615766,0.26118764355726803,0.24340366374023115,0.2351073896152302,0.23199203218488,0.22913439682195935,0.21654087321184784,0.20124821801398707,0.19463765374082695,0.1814393595671931,0.17995382424025555,0.17180016968723044,0.16629878564627332,0.1659356087813247,0.16191538831674535],"twin_dists":[0.09311260665762491,0.10404725581711113,0.12115993536853294,0.13726299814219484,0.13832605250378893,0.155188699308225,0.1560808517904498,0.17465373932826755,0.2077117030126439,0.20908336434079647,0.21159824446903602,0.21281322332082828,0.21833087585033212,0.22099378738851805,0.2220095813950707,0.22294926185958386,0.22718578139892104,0.23255993244954884,0.23496987824461485,0.23995757244519603,0.24053477292468836,0.24376464121201719,0.2460063597508346,0.24615621530886844,0.24783110808492848],"n_dims_used":43,"mean_confidence":0.9164616784384084},"coverage":{"mean_confidence":0.9164616784384084,"n_dims_used":43,"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}}