{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001680","491:4910001065","491:4910001322","491:4910001393","491:4910001568","491:4910001252","491:4910001323","491:4910001254","491:4910001501","491:4910001270","491:4910001186","491:4910001073","491:4910001187","491:4910001456","491:4910001001","491:4910001125","491:4910001117","491:4910001203","491:4910001504","491:4910001454","491:4910001191","491:4910001260","491:4910001382","491:4910001126","491:4910001740"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.47471064220716036,0.35682936913161906,0.3478349593743885,0.3463281423648586,0.3362323711243385,0.29908002482080676,0.28232701017841655,0.27522865583611394,0.26125834644409135,0.26072728850445726,0.2562541689517455,0.25089116938040995,0.23073172771776315,0.2234401617015892,0.21685339384943508,0.2061153510977514,0.19369377972064944,0.19301694322093382,0.18257221826699133,0.1736731934151415,0.1730430589802888,0.17274035179691824,0.16825998481214405,0.16556002448951265,0.16009272577875439],"twin_dists":[0.15853731743962135,0.18644997513186,0.18874540574438212,0.18913298034030226,0.1917532286540021,0.20179035888087674,0.20655264504855347,0.20862169078615977,0.21279176989178694,0.21295299841213475,0.21431930862640522,0.21597748638748215,0.22242306327435415,0.22484508254217678,0.2270786801497235,0.2308202019647788,0.23531858126063424,0.2355693584991237,0.23951964551184252,0.24301317428268493,0.24326533770845934,0.24338670672017582,0.24520117244187345,0.24631143962899987,0.24860040224191235],"n_dims_used":45,"mean_confidence":0.8979871961805556},"coverage":{"mean_confidence":0.8979871961805556,"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}}