{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000208","481:4810005406","489:4890000045","470:4700002445","489:4890000084","489:4890000373","489:4890000043","481:4810005939","489:4890000042","489:4890000136","489:4890000222","481:4810005407","470:4700000833","489:4890000108","489:4890000007","470:4700002444","489:4890000076","489:4890000223","481:4810005471","489:4890000137","481:4810006036","489:4890000040","481:4810005476","481:4810005890","489:4890000105"],"twin_admin_codes":[489,481,489,470,489,489,489,481,489,489,489,481,470,489,489,470,489,489,481,489,481,489,481,481,489],"twin_sims":[0.8273890396944784,0.7898516263291835,0.6637264258965005,0.6475835884108092,0.6123591900520612,0.598268655076496,0.5781702486347408,0.5503673272470337,0.5391912281007751,0.5359598270300289,0.5310869478187953,0.5300946252785453,0.5299646581969812,0.5200655579687539,0.5110761535648676,0.5025149962207844,0.5000034763284105,0.49483365526017503,0.4945775782763989,0.4933604673477301,0.4915073183966593,0.48520037889881323,0.48236900714563896,0.48136024590840887,0.4790843717298856],"twin_dists":[0.07995043727564768,0.08920971912400912,0.11758988755660006,0.12107024810748933,0.12862640406599438,0.1316437132272224,0.13595159419208153,0.14193437860853778,0.1443518543371558,0.14505254324789318,0.14611076393605438,0.14632650769587907,0.14635477054602591,0.14851196203274847,0.15047927200708563,0.15236107409839109,0.15291475610444658,0.15405694197094194,0.15411360636787463,0.15438304378232942,0.15479365785759047,0.1561946115073068,0.15682535337693815,0.157050353876184,0.15755852904152337],"n_dims_used":43,"mean_confidence":0.9107156797896984},"coverage":{"mean_confidence":0.9107156797896984,"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}}