{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001281","480:4800001831","480:4800001954","480:4800001687","480:4800001688","480:4800001896","480:4800002065","480:4800001781","480:4800001455","480:4800002009","480:4800002008","480:4800002122","480:4800002067","480:4800001389","480:4800001685","480:4800002217","480:4800001782","480:4800001951","480:4800002207","470:4700005047","480:4800001344","480:4800002216","480:4800002303","480:4800002114","480:4800002010"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480],"twin_sims":[0.5631880206899471,0.5022073310442345,0.43824647524794985,0.4319609465623376,0.39521236455186004,0.39409729498700624,0.38185076501338344,0.33009851695361286,0.31612535483117854,0.3137860502252057,0.3096813801116706,0.29195655569142515,0.2877754433747229,0.2858826637540391,0.28011074309743317,0.2800174668175832,0.2786561678248282,0.2747109093859772,0.25843600037052294,0.2560149657841616,0.2552676572956319,0.24619475213582556,0.24529157526785153,0.24485247796955242,0.23449795516057806],"twin_dists":[0.1391708905279541,0.15242885999839628,0.16682415031213577,0.16827845852696313,0.17696627553280572,0.17723537444181214,0.18021463735024348,0.19336598317577827,0.1971027910824089,0.19773738462402674,0.19885741919236655,0.20379539962488374,0.20498578853891813,0.20552807448272742,0.20719521705214158,0.20722232853827363,0.20761862688830604,0.2087738723867408,0.21365100786597196,0.21439279565823666,0.21462266123346646,0.21744824407556673,0.21773314851730927,0.21787190456401945,0.22119180203501343],"n_dims_used":43,"mean_confidence":0.9215476457462755},"coverage":{"mean_confidence":0.9215476457462755,"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}}