{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001334","480:4800001618","480:4800001957","480:4800001972","480:4800001613","480:4800001376","480:4800001556","480:4800001629","480:4800001614","480:4800001714","480:4800001557","480:4800001898","480:4800001564","480:4800001448","480:4800001377","480:4800002251","480:4800001445","496:4960008818","480:4800001730","480:4800001955","480:4800001612","480:4800000896","480:4800001713","480:4800001442","480:4800001838"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,480,480,480,480],"twin_sims":[0.5235746433352312,0.49185782573532294,0.44344008204251006,0.40958874747766605,0.32377891196296316,0.2874303430779855,0.2842232708730495,0.2676688073946756,0.25521624590839437,0.2535760052125983,0.2497518218719179,0.2432530816580926,0.2430296912003587,0.23943783975802582,0.23559674858504126,0.23015051075757342,0.21744059826312465,0.2150693558876044,0.21080900116683668,0.2076341211186481,0.20742435992022612,0.2054351913017414,0.20225577203659573,0.1972107044341114,0.1840733924395641],"twin_dists":[0.14774622068315735,0.1547159587806347,0.165628683526086,0.1735272536144757,0.19504487775999202,0.20508450089488758,0.2060052713013705,0.21086152792556215,0.21463849059392795,0.21514457968792983,0.2163326603092717,0.21837867999510785,0.2184496333063732,0.21959632404567325,0.22083503022231726,0.2226142509067293,0.2268777249306588,0.2276914765536641,0.22916887925264762,0.23028308857890306,0.23035711073795995,0.23106161737570094,0.23219743679136745,0.23402521735418524,0.23894228468257048],"n_dims_used":43,"mean_confidence":0.919675960097202},"coverage":{"mean_confidence":0.919675960097202,"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}}