{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006932","490:4900006563","490:4900007655","490:4900006683","490:4900006565","490:4900006682","490:4900007301","490:4900006933","490:4900006910","490:4900007299","490:4900006810","490:4900006445","490:4900006684","490:4900006444","490:4900007300","490:4900007645","490:4900007541","490:4900007297","490:4900006809","490:4900005698","491:4910001571","490:4900007175","490:4900007056","491:4910000990","490:4900007305"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490],"twin_sims":[0.6874446281104731,0.5780711351935327,0.37630348090682497,0.3237467702419375,0.29248545463405234,0.2809786532718961,0.21032193134865548,0.17018275437253363,0.15379972800986771,0.1442766848705613,0.12515847436204194,0.11074218426711378,0.108077605472046,0.09843600662064099,0.09358966179508889,0.08688248827771494,0.06580903357557692,0.05664389291531967,0.05330063677411916,0.049332994171648395,0.04889267623867436,0.046473171623651395,0.04123321483102359,0.041173918442858774,0.04099153364636193],"twin_dists":[0.11244070689328592,0.13597286301522366,0.18157914874880773,0.19505346286694977,0.203645543531584,0.20694321434048676,0.22933906966279527,0.24441829150374386,0.25130656177437183,0.2555606787465785,0.26477675476724566,0.2724611015729513,0.2739647278323479,0.27965862348868403,0.28268728961974704,0.28709011921569993,0.302972330895559,0.311209792811004,0.31448977712897525,0.3186116418496419,0.3190859244637344,0.3217575923895306,0.327969014466185,0.32804301918054923,0.32827120884060024],"n_dims_used":45,"mean_confidence":0.9007656521267361},"coverage":{"mean_confidence":0.9007656521267361,"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}}