{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004646","480:4800004651","480:4800005176","480:4800004559","480:4800003904","480:4800005664","480:4800004471","480:4800005428","480:4800005080","480:4800004829","480:4800005257","480:4800004660","480:4800005735","480:4800004737","480:4800005083","480:4800005076","480:4800004925","480:4800004142","480:4800004990","480:4800005094","480:4800005668","480:4800005508","480:4800005341","480:4800006199","480:4800004472"],"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":[0.5121207779776379,0.3390452887509996,0.3126413330571538,0.29111269174928706,0.2858311151058729,0.27439835348665415,0.25708991913436646,0.2562831475840765,0.24316265360827916,0.21319833468370297,0.20347123248170867,0.20321466257863807,0.1918978990197716,0.18449280916868077,0.1792315164116567,0.17216794956609313,0.1707400716854315,0.1700598544360622,0.16137327846107824,0.15433503958942993,0.1534790666168603,0.15180631252852828,0.14855587928271768,0.14628587619417113,0.14427901100571697],"twin_dists":[0.15025022071038283,0.19101897784763913,0.19804889670399123,0.2040348308930839,0.2055428733856636,0.2088658272888171,0.21406289295522443,0.21431040887655153,0.21840739668985718,0.22833784638130744,0.23176178843104708,0.23185359980752435,0.23598532602486932,0.23878156791568994,0.24081664349436416,0.2436166251687141,0.24419256039392878,0.24446814121832247,0.24805925743855597,0.25107324719472873,0.25144660661360513,0.2521806620979013,0.2536242312658926,0.25464624995277885,0.25555961462842347],"n_dims_used":43,"mean_confidence":0.9197497700535974},"coverage":{"mean_confidence":0.9197497700535974,"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}}