{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002656","480:4800002618","480:4800002861","480:4800003687","480:4800002607","480:4800002954","480:4800002998","480:4800003633","480:4800002899","480:4800002661","480:4800003632","480:4800002807","480:4800002853","480:4800002806","480:4800003197","480:4800003621","480:4800003385","480:4800003340","480:4800003204","480:4800003759","480:4800002698","480:4800003241","480:4800003444","480:4800003384","480:4800003560"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4889006210945476,0.4824554679493646,0.44690391455178496,0.4437005978516872,0.4294492859609174,0.4274023984574835,0.3413080643701048,0.3259731677082084,0.2947344325935564,0.27653497514347514,0.26859306336785255,0.26489699997138927,0.2552105529596297,0.25309507776225904,0.2528316001182773,0.25176727868828963,0.2468247999792159,0.24584108609008573,0.234434183629265,0.22827941207940797,0.22794632166341583,0.22132844187983713,0.21893416626186113,0.2184323033838161,0.215612130088881],"twin_dists":[0.1553720185296082,0.1568060755061714,0.1648343809005404,0.16556886135421717,0.16886196947297527,0.16933853495012582,0.19043070474988716,0.1944599043759032,0.20301011394512286,0.20823850062792978,0.21058560972306758,0.21169256245439175,0.21464024355437167,0.2152933617987718,0.21537494880489685,0.21570507269742983,0.21724989529937486,0.21755972669741203,0.22121254186302747,0.22323190994167283,0.22334221528816195,0.2255563179816813,0.22636822888691852,0.22653916666303636,0.22750467851041078],"n_dims_used":43,"mean_confidence":0.9131283427393714},"coverage":{"mean_confidence":0.9131283427393714,"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}}