{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010998","490:4900011004","490:4900010931","490:4900011085","490:4900010590","490:4900010755","490:4900010505","490:4900010766","490:4900011445","490:4900010765","490:4900011009","490:4900011158","490:4900010496","490:4900010666","490:4900011375","490:4900010509","490:4900010512","490:4900010843","490:4900011159","490:4900011895","490:4900010925","490:4900011305","490:4900011437","490:4900011300","490:4900011374"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6052548580068783,0.590511982742858,0.5189422602892585,0.47945474206422717,0.4070292066709436,0.3998498567216414,0.3924517351797336,0.3741954757767841,0.36065213190897905,0.33644667801631306,0.29960875937242365,0.28300805090799347,0.28133629384764547,0.27982834992146965,0.2774971695916237,0.26699357236567767,0.26437358048795967,0.2624619237808773,0.26156803748914476,0.2501870789781989,0.2393338440913277,0.2328218648277043,0.2306973585232857,0.2296625730444802,0.22410669197168065],"twin_dists":[0.13014767107905917,0.13330530850613959,0.1487573390240144,0.15747577747774394,0.17413552032457424,0.17585083855611253,0.17763314141293673,0.18210023751526164,0.18548344983704138,0.1916971720558545,0.20164266145572748,0.2063558014518174,0.2068395086597932,0.2072773136907901,0.20795696156349391,0.21106347984457033,0.21185009953512482,0.21242712468250521,0.21269784300588782,0.216196853675211,0.21962969022062223,0.22173813540909929,0.22243435996482191,0.22277500097858907,0.22462152365296134],"n_dims_used":45,"mean_confidence":0.892169698079427},"coverage":{"mean_confidence":0.892169698079427,"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}}