{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012407","488:4880003743","466:4660002597","493:4930000721","485:4850003512","466:4660006196","493:4930003382","488:4880005737","494:4940001492","468:4680001179","499:4990002376","466:4660007862","494:4940003171","493:4930002369","480:4800003943","469:4690003568","480:4800005833","469:4690004949","466:4660010070","488:4880002232","466:4660003982","470:4700005258","488:4880003411","493:4930002707","481:4810004407"],"twin_admin_codes":[496,488,466,493,485,466,493,488,494,468,499,466,494,493,480,469,480,469,466,488,466,470,488,493,481],"twin_sims":[0.014625934837254365,0.011327496638963283,0.0060944657971272595,0.004393624252955462,0.002676115108942096,0.0022221744132446975,0.0017354641925835135,0.0016472649390230723,0.0011551710477123373,0.0011539582943164658,0.001104264800174972,0.0010901417670433153,0.0010321506134839291,0.0008822045852653395,0.0008531676772206238,0.0008243040163858939,0.0007656933750964337,0.0006135694039061317,0.0005896243048426676,0.0005721596171269151,0.000544622788964355,0.0005201577162986915,0.0003852620717092255,0.00036264671872347066,0.00035486121823037853],"twin_dists":[0.3775288035286101,0.38877932342868793,0.4148010648617186,0.4279004998048831,0.44701693421594496,0.4539766037170311,0.4630705890018512,0.46496658946059055,0.4776665297061265,0.4777036200017881,0.4792553536260845,0.4797081703677906,0.48162638758447845,0.4870929296144848,0.488250502571945,0.4894380370765402,0.49197336110147816,0.49950940680691297,0.5008518294231786,0.5018634048015556,0.5035184506499064,0.5050557650095923,0.514984252929673,0.5169618500389325,0.5176694681429954],"n_dims_used":43,"mean_confidence":0.8989195712777072},"coverage":{"mean_confidence":0.8989195712777072,"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}}