{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001535},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001160","491:4910001936","491:4910001431","491:4910002237","491:4910001228","491:4910001371","491:4910001300","491:4910002106","491:4910001434","491:4910001662","491:4910001992","491:4910001172","491:4910001107","491:4910002087","491:4910001835","491:4910002917","491:4910003327","491:4910003506","491:4910001938","491:4910002829","491:4910001656","491:4910002302","491:4910001424","491:4910001667","491:4910002144"],"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":[0.47863962312939157,0.3893239092659872,0.37425159521309026,0.28804254013215147,0.2855023443974213,0.2843478081588686,0.24791205368560226,0.24158067119791282,0.23659924244172004,0.21941590737281316,0.21507367840470565,0.2111166530560019,0.2088413557535983,0.20577633086881925,0.199136422038741,0.19762039857475663,0.19701036389368543,0.18760118788628313,0.17991992565038198,0.1744422431360861,0.16521511738994216,0.16485172208580146,0.1646582866810421,0.16046990571405154,0.15014943513598727],"twin_dists":[0.15765792599100045,0.17839135324851238,0.1820863464373136,0.2049094369206179,0.20563729665390348,0.20596939961396515,0.21690837467264826,0.21891089891211865,0.2205104746628278,0.2262043918037396,0.22768998768578613,0.2290615180125922,0.2298580580925106,0.23094046535317372,0.2333237835868429,0.23387559294867571,0.2340984620401866,0.23759840225497722,0.24054798342779882,0.2427063045839865,0.24645420953880437,0.24660486549934132,0.24668515758837514,0.24844068519181878,0.25291363285911855],"n_dims_used":45,"mean_confidence":0.8972406175401476},"coverage":{"mean_confidence":0.8972406175401476,"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}}