{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004494","494:4940000539","493:4930004039","494:4940000278","494:4940000275","494:4940000153","493:4930004635","493:4930004493","493:4930004796","494:4940000381","494:4940000654","493:4930005344","494:4940000599","493:4930003007","487:4870003981","493:4930006408","493:4930004348","494:4940000429","494:4940000491","494:4940000235","493:4930005738","480:4800005303","480:4800005390","493:4930005973","480:4800005302"],"twin_admin_codes":[493,494,493,494,494,494,493,493,493,494,494,493,494,493,487,493,493,494,494,494,493,480,480,493,480],"twin_sims":[0.34312878191191215,0.2823972607853563,0.2762171106238091,0.248572077988574,0.2427926172404804,0.24271581500917822,0.23136974691028617,0.2256646877076794,0.2174283526364703,0.2171807308786186,0.21073482280678102,0.21048345773342572,0.20264398909357934,0.20185108995918433,0.19958819873584333,0.19452961388378878,0.19079825788639065,0.18806913653597623,0.17949500720169506,0.17622248230211995,0.175864412088164,0.17290545291212367,0.16410545293655313,0.15996882732353696,0.15996615990526938],"twin_dists":[0.1899588706806005,0.20653232700357416,0.2083316395611257,0.2167015209651605,0.21852497890938402,0.21854939799517137,0.2222135559932022,0.2241006812812564,0.22688191194487917,0.22696661260712714,0.2291947811755228,0.2292825999844767,0.2320580961450134,0.23234288291795013,0.2331599050117004,0.23500973265358563,0.23639573162704552,0.2374214779774245,0.240713726752446,0.24199963020166407,0.24214135776390933,0.24332049137243023,0.24691500701747784,0.24865292679782222,0.24865405792779294],"n_dims_used":45,"mean_confidence":0.9198305765787761},"coverage":{"mean_confidence":0.9198305765787761,"n_dims_used":45,"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}}